CN112300214A - 钯复合物、其制备方法、轴手性联芳香化合物的制备方法 - Google Patents

钯复合物、其制备方法、轴手性联芳香化合物的制备方法 Download PDF

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CN112300214A
CN112300214A CN201910681991.7A CN201910681991A CN112300214A CN 112300214 A CN112300214 A CN 112300214A CN 201910681991 A CN201910681991 A CN 201910681991A CN 112300214 A CN112300214 A CN 112300214A
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施世良
申迪
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Abstract

本发明提供了一种钯复合物、其制备方法、轴手性联芳香化合物的制备方法。本发明公开了如式IV或如式IV’所示化合物,钯复合物结构新颖,适用于偶联反应,合成的轴手性联芳香化合物结构多样,收率高,立体选择性好。本发明还公开了轴手性联芳香化合物的制备方法,该制备方法制得的轴手性联芳香化合物的收率高,反应立体选择性强,ee值可高达85%以上,绝大部分在90%以上,且底物适用性广,对杂环底物有很好的适用性,合成的轴手性联芳香化合物具有多种结构。

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钯复合物、其制备方法、轴手性联芳香化合物的制备方法
技术领域
本发明涉及一种钯复合物、其制备方法、轴手性联芳香化合物的制备方法。
背景技术
轴手性联芳结构大量存在于天然产物和药物之中。特别是,在不对称催化领域中,常用的手性催化剂如联萘结构的手性二醇、含异喹啉结构的单膦配体等都具有轴手性联芳结构。在众多构建轴手性的方法中,钯催化的不对称Suzuki偶联认为是一类高效实用的方法,由于其原料易得并且对水氧都有很高的稳定性。在2000年,Buchwald课题组和Cammidge课题组同时报道了首例钯催化的不对称Suzuki偶联反应构建轴手性联芳基化合物,随后,有大量课题组相继在该领域进行拓展研究。a)Yin,J.J.;Buchwald,S.L.J.Am.Chem.Soc.2000,122,12051.b)Cammidge,A.N.;Crepy,K.V.L.2000,1723.c)Bermejo,A.;Ros,A.;Fernandez,R.;Lassaletta,J.M.J.Am.Chem.Soc.2008,130,15798.d)Uozumi,Y.;Matsuura,T.;Arakawa,T.;Yamada,Y.M.A.Angew.Chem.,Int.Ed.2009,48,2708.e)Yamamoto,T.;Akai,Y.;Nagata,Y.;Suginome,M.Angew.Chem.,Int.Ed.2011,50,8844.f)Xu,G.;Fu,W.;Liu,G.;Senanayake,C.H.;Tang,W.J.Am.Chem.Soc.2014,136,570.g)awai,K.;Tatumi,R.;Nakahodo,T.;Fujihara,H..Angew.Chem.,Int.Ed.2008,47,6917.尽管进行了大量的研究,目前仍然存在着几点急需解决的难题。第一点,含杂环底物由于其强配位能力、弱反应性、较差的稳定性以及较低的旋转能垒,导致这类底物很难构建轴手性产物;第二点,一个通用的能够兼容各种各样官能团的催化剂还未实现;第三点,构建邻位四取代联芳基化合物在不对称Suzuki偶联反应中仍然是一个难题;第四点,以往高对映选择性的实现往往依赖于邻位大位阻取代,这也同样限制了底物的范围;第五点,温和的反应条件和较低的催化剂用量仍然是追求的目标。第六点,高对应选择性的反应主要通过有限手性膦配体来实现,这也限制了该类反应的发展。我们设想利用强供电的氮杂环卡宾配体与钯形成复合物加速氧化加成以及抑制杂环底物配位毒化,目前手性氮杂环卡宾-钯复合物催化的不对称Suzuki反应最高ee值仅为80%,参见h)Benhamou,L.;Besnard,C.;Kundig,E.P.Organometallics.2014,33,260.我们发展了一系列手性氮杂环卡宾-钯复合物,开发手性氮杂环卡宾-钯复合物催化不对称Suzuki偶联反应合成轴手性联芳基化合物的高效合成方法,这将对天然产物合成、轴手性配体合成和新药设计都具有重要意义。
发明内容
本发明要解决的技术问题在于克服现有的钯催化的偶联反应构建轴手性联芳香化合物时,反应收率低,立体选择性差,底物结构单一等缺陷,而提供了一种钯复合物、其制备方法、轴手性联芳香化合物的制备方法。通过本发明的制备方法得到的联芳香化合物具有收率高、立体选择性好及结构多样等优势。
本发明通过以下技术方案解决上述技术问题。
本发明提供了一种如式IV或如式IV’所示化合物,其结构如下所示:
Figure BDA0002145010770000021
其中,Ar3a、Ar3b、Ar3c和Ar3d独立地为未取代或R3a-1取代的C6-C14的芳基;每个R3a-1独立地为C1-C4的烷基;
R7a、R7b、R7c、R8a、R8b和R8c独立地为氢或C1-C4的烷基;
R5和R6独立地为氢、C1-C4的烷基、卤素、
Figure BDA0002145010770000022
或C6-C10的芳基;其中,R5-1和R5-2独立地为氢或C1-C4的烷基;
Figure BDA0002145010770000023
为单键或双键;
或者,R5、R6和与其相连的碳原子一起形成
Figure BDA0002145010770000024
本发明一优选实施方案中,当Ar3a、Ar3b、Ar3c和Ar3d独立地为R3a-1取代的C6-C14的芳基时,所述的R3a-1可独立地为一个或多个,例如1、2、3或4个,当存在多个R3a-1时,所述的R3a-1可相同或不同。
本发明一优选实施方案中,当Ar3a、Ar3b、Ar3c和Ar3d独立地为未取代或R3a-1取代的C6-C14的芳基时,所述的C6-C14的芳基独立地为C6-C10的芳基,优选苯基或萘基,更优选苯基。
本发明一优选实施方案中,当R3a-1独立地为C1-C4的烷基时,所述的C1-C4的烷基独立地为甲基、乙基、丙基、异丙基、正丁基、异丁基、仲丁基或叔丁基,优选甲基或叔丁基,更优选叔丁基。
本发明一优选实施方案中,当R7a、R7b、R7c、R8a、R8b和R8c独立地为C1-C4的烷基时,所述的C1-C4的烷基独立地为甲基、乙基、丙基、异丙基、正丁基、异丁基、仲丁基或叔丁基,优选甲基。
本发明一优选实施方案中,当R5、R6、R5-1和R5-2独立地为C1-C4的烷基时,所述的C1-C4的烷基独立地为甲基、乙基、丙基、异丙基、正丁基、异丁基、仲丁基或叔丁基。
本发明一优选实施方案中,当R5和R6独立地为卤素时,所述的卤素独立地为F、Cl、Br或I。
本发明一优选实施方案中,当R5和R6独立地为C6-C10的芳基时,所述的C6-C10的芳基独立地为苯基或萘基。
本发明一优选实施方案中,当Ar3a、Ar3b、Ar3c和Ar3d独立地为R3a-1取代的C6-C14的芳基时,所述的R3a-1取代的C6-C10的芳基独立地优选
Figure BDA0002145010770000025
本发明一优选实施方案中,所述的如式IV或如式IV’所示化合物的某些基团的定义如下(未定义的基团如前任一方案所述):Ar3a、Ar3b、Ar3c和Ar3d相同。
本发明一优选实施方案中,所述的如式IV所示化合物的某些基团的定义如下(未定义的基团如前任一方案所述):Ar3a、Ar3b、Ar3c和Ar3d相同,Ar3a、Ar3b、Ar3c和Ar3d为R3a-1取代的C6-C14的芳基。
本发明一优选实施方案中,所述的如式IV或如式IV’所示化合物的某些基团的定义如下(未定义的基团如前任一方案所述):R7a、R7c、R8a和R8c相同,R7b和R8b相同。
本发明一优选实施方案中,所述的如式IV或如式IV’所示化合物的某些基团的定义如下(未定义的基团如前任一方案所述):R7a、R7c、R8a和R8c为氢,R7b和R8b相同,R7b和R8b为C1-C4的烷基。
本发明一优选实施方案中,所述的如式IV或如式IV’所示化合物的某些基团的定义如下(未定义的基团如前任一方案所述):
Ar3a、Ar3b、Ar3c和Ar3d独立地为未取代或R3a-1取代的C6-C14的芳基;每个R3a-1独立地为C1-C4的烷基;
Ar3a、Ar3b、Ar3c和Ar3d相同;
R7a、R7c、R8a和R8c为氢,R7b和R8b独立地为C1-C4的烷基,且R7b和R8b相同;
R5和R6为氢;
Figure BDA0002145010770000031
为单键或双;
或者,R5和R6和与其相连的碳原子一起形成
Figure BDA0002145010770000032
本发明一优选实施方案中,所述的如式IV或如式IV’所示化合物的某些基团的定义如下(未定义的基团如前任一方案所述):
Ar3a、Ar3b、Ar3c和Ar3d独立地为R3a-1取代的C6-C14的芳基;每个R3a-1独立地为C1-C4的烷基;
Ar3a、Ar3b、Ar3c和Ar3d相同;
R7a、R7c、R8a和R8c为氢,R7b和R8b独立地为C1-C4的烷基,且R7b和R8b相同;
R5和R6为氢;
Figure BDA0002145010770000033
为单键或双键;
或者,R5和R6和与其相连的碳原子一起形成
Figure BDA0002145010770000034
本发明一优选实施方案中,所述的如式IV或如式IV’所示化合物的某些基团的定义如下(未定义的基团如前任一方案所述):
Ar3a、Ar3b、Ar3c和Ar3d独立地为R3a-1取代的C6-C14的芳基;每个R3a-1独立地为C1-C4的烷基,优选叔丁基;
Ar3a、Ar3b、Ar3c和Ar3d相同;
R7a、R7c、R8a和R8c为氢,R7b和R8b独立地为C1-C4的烷基,且R7b和R8b相同;
R5和R6为氢;
Figure BDA0002145010770000035
为单键。
本发明一优选实施方案中,所述的如式IV可为以下任一结构:
Figure BDA0002145010770000041
本发明一优选实施方案中,所述的如式IV’可为以下任一结构:
Figure BDA0002145010770000042
本发明还提供了一种所述的化合物IV-1((R,R,R,R)-(DTB-SIPE)Pd(cin)Cl)或化合物IV-3((R,R,R,R)-(SIPE)Pd(cin)Cl)的晶型,在使用辐射源为Ga-Kα的单晶X射线衍射光谱中,
Figure BDA0002145010770000051
所述的化合物IV-1的单晶属斜方晶系,空间群为P212121,其晶胞参数:
Figure BDA0002145010770000052
α=90°,
Figure BDA0002145010770000053
β=90°,
Figure BDA0002145010770000054
γ=90°,晶胞体积
Figure BDA0002145010770000055
晶胞内不对称单位数Z=4,单晶参数可为表1中的参数;
所述的化合物IV-3的单晶属斜方晶系,空间群为P212121,其晶胞参数:
Figure BDA0002145010770000056
α=90°,
Figure BDA0002145010770000057
β=90°,
Figure BDA0002145010770000058
γ=90°,晶胞体积
Figure BDA0002145010770000059
晶胞内不对称单位数Z=4,单晶参数可为表2中的参数;
单晶参数:
表1化合物IV-1(R,R,R,R)-(DTB-SIPE)Pd(cin)Cl的单晶数据
Figure BDA00021450107700000510
表2化合物IV-3(R,R,R,R)-(SIPE)Pd(cin)Cl的单晶数据
Figure BDA00021450107700000511
Figure BDA0002145010770000061
本发明还提供了一种所述的化合物IV-1或化合物IV-3的单晶的制备方法,其包括如下步骤:将化合物IV-1或化合物IV-3与氯代烷烃溶剂形成溶液,过滤,将滤液静置于烷烃类溶剂的氛围中得到所述的单晶即可。
所述的将滤液静置于烷烃类溶剂的氛围中的操作优选包括如下步骤:将滤液置于烷烃溶剂的容器内,静置,更优选将滤液置于装有烷烃溶剂的广口瓶中静置。
所述的氯代烷烃溶剂可为本领域的常规氯代烷烃类溶剂,优选氯仿和/或二氯甲烷,例如,氯仿。所述的氯代烷烃类溶剂的用量不作具体限定,只要能够溶解化合物IV-1或化合物IV-3,得到澄清透明的溶液即可。一般地,所述的氯代烷烃类溶剂与化合物IV-1或化合物IV-3的体积质量比为0.1~0.5L/g,例如:0.2L/g。
所述的烷烃类溶剂可为本领域的常规烷烃类溶剂,优选正戊烷和/或正己烷,例如,正己烷。
所述的过滤可为本领域进行此类操作的常规过滤,优选为用滤膜过滤。
所述的单晶的制备方法还可进一步包括如下操作,所述的单晶生成后,在显微镜下挑选。
本发明提供了一种如式IV或如式IV’所示化合物的制备方法,其包括以下步骤:有机溶剂中,在碱的作用下,将如式V或如式V’所示化合物与如式VI所示化合物进行如下所示的反应,即可;
Figure BDA0002145010770000062
其中,Ar3a、Ar3b、Ar3c、Ar3d、R5、R6、R7a、R7b、R7c、R8a、R8b、R8c
Figure BDA0002145010770000063
均同前所述。
所述的如式IV或如式IV’所示化合物的制备方法中,所述的反应的条件和操作可为本领域该类反应常规的条件和操作。
本发明提供了一种化合物1的制备方法,其包括以下步骤:溶剂中,在钯复合物和碱的作用下,将如式II所示化合物和如式III所示化合物进行如下所示的偶联反应,即可;所述的化合物1为如式I所示化合物或如式I’所示化合物;
Figure BDA0002145010770000071
其中,
X为Cl、Br、I、OTs或OTf;
Y为B(OH)2
Figure BDA0002145010770000072
或BF3K;
Ar1和Ar2独立地为C6-C14的芳基、或“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的5-14元的杂芳基;
Z1、Z2、Z3、W1、W2和W3独立地为N或CR;
每个R、R1、R2、R3和R4独立地为氢、羟基、醛基、氨基、硝基、氰基、卤素、未取代或R1-1取代的C1-C4的烷基、未取代或R1-2取代的C1-C4的烷氧基、未取代或R1-3取代的C6-C14的芳基、未取代或R1-4取代的“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的C5-C14的杂芳基、
Figure BDA0002145010770000073
每个R1-1、R1-2、R1-3和R1-4独立地为卤素、C1-C4的烷基、C1-C4的烷氧基、或C6-C14的芳基;
每个R1-5独立地为羟基、C1-C4的烷基或C1-C4的烷氧基;
每个R1-6和R1-7独立地为氢或C1-C4的烷基;
或者,R1、R2与其相连的碳原子、和/或、R3、R4与其相连的碳原子一起独立地形成未取代或Ra取代的C6-C14的芳基、或未取代或Rb取代的“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的5-14元的杂芳基;
每个Ra和Rb独立地为羟基、醛基、氨基、硝基、氰基、卤素、未取代或Ra-1取代的C1-C4的烷基、未取代或Ra-2取代的C1-C4的烷氧基、
Figure BDA0002145010770000074
每个Ra-1和Ra-2独立地为卤素、C1-C4的烷基、C1-C4的烷氧基、或C6-C14的芳基;
每个Ra-3独立地为羟基、C1-C4的烷基或C1-C4的烷氧基;
每个Ra-4和Ra-5独立地为氢或C1-C4的烷基;
所述的钯复合物为如式IV或如式IV’所示化合物,
Figure BDA0002145010770000081
其中,Ar3a、Ar3b、Ar3c、Ar3d、R5、R6、R7a、R7b、R7c、R8a、R8b和R8c均同前所述;
当钯复合物为
Figure BDA0002145010770000082
时,所述的化合物1为如式I所示化合物;
当钯复合物为
Figure BDA0002145010770000083
时,所述的化合物1为如式I’所示化合物。
本发明一优选实施方案中,当Ar1为C6-C14的芳基时,所述的C6-C14的芳基为C6-C10的芳基,例如苯基或萘基,优选苯基;
本发明一优选实施方案中,当Ar1为“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的5-14元的杂芳基时,所述的5-14元的杂芳基为5-6元的单环杂芳基、或、6-14元的稠杂芳基,优选5-6元的单环杂芳基,所述的5-6元的单环杂芳基可为呋喃基、噻吩基、吡咯基、吡啶基、哒嗪基、嘧啶基或吡嗪基,优选吡啶基。
本发明一优选实施方案中,当Ar2为C6-C14的芳基时,所述的C6-C14的芳基为C6-C10的芳基,例如苯基或萘基,优选苯基;
本发明一优选实施方案中,当Ar2为“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的5-14元的杂芳基时,所述的5-14元的杂芳基为5-6元的单环杂芳基、或、6-14元的稠杂芳基,优选5-6元的单环杂芳基,所述的5-6元的单环杂芳基可为呋喃基、噻吩基、吡咯基、吡啶基、哒嗪基、嘧啶基或吡嗪基,优选吡啶基。
本发明一优选实施方案中,当R、R1、R2、R3和R4独立地为卤素时,所述的卤素独立地为F、Cl、Br或I,优选F。
本发明一优选实施方案中,当R、R1、R2、R3和R4独立地为R1-1取代的C1-C4的烷基时,所述的R1-1可独立地为一个或多个,例如1、2或3个,当存在多个R1-1时,所述的R1-1可相同或不同。
本发明一优选实施方案中,当R、R1、R2、R3和R4独立地为未取代或R1-1取代的C1-C4的烷基时,所述的C1-C4的烷基可独立地为甲基、乙基、丙基、异丙基、正丁基、异丁基、仲丁基或叔丁基,优选甲基。
本发明一优选实施方案中,当R、R1、R2、R3和R4独立地为R1-2取代的C1-C4的烷氧基时,所述的R1-2可独立地为一个或多个,例如1、2或3个,当存在多个R1-2时,所述的R1-2可相同或不同。
本发明一优选实施方案中,当R、R1、R2、R3和R4独立地为未取代或R1-2取代的C1-C4的烷氧基时,所述的C1-C4的烷氧基可独立地为甲氧基、乙氧基、丙氧基、异丙氧基、正丁氧基、异丁氧基、仲丁氧基或叔丁氧基,优选甲氧基或乙氧基。
本发明一优选实施方案中,当R、R1、R2、R3和R4独立地为R1-3取代的C6-C14的芳基时,所述的R1-3可独立地为一个或多个,例如1、2、3或4个,当存在多个R1-3时,所述的R1-3可相同或不同。
本发明一优选实施方案中,当R、R1、R2、R3和R4独立地为未取代或R1-3取代的C6-C14的芳基时,所述的C6-C14的芳基可独立地为C6-C10的芳基,优选苯基或萘基。
本发明一优选实施方案中,当R1-1、R1-2、R1-3和R1-4独立地为卤素时,所述的卤素独立地为F、Cl、Br或I,优选F。
本发明一优选实施方案中,当R1-1、R1-2、R1-3、R1-4、R1-5、R1-6和R1-7独立地为C1-C4的烷基时,所述的C1-C4的烷基可独立地为甲基、乙基、丙基、异丙基、正丁基、异丁基、仲丁基或叔丁基,优选甲基。
本发明一优选实施方案中,当R1-1、R1-2、R1-3、R1-4和R1-5独立地为C1-C4的烷氧基时,所述的C1-C4的烷氧基可独立地为甲氧基、乙氧基、丙氧基、异丙氧基、正丁氧基、异丁氧基、仲丁氧基或叔丁氧基,优选甲氧基或乙氧基。
本发明一优选实施方案中,当R1-1、R1-2、R1-3、R1-4独立地为C6-C14的芳基时,所述的C6-C14的芳基可独立地为C6-C10的芳基,优选苯基。
本发明一优选实施方案中,当R1-5、R1-6和R1-7独立地为C1-C4的烷基时,所述的C1-C4的烷基独立地为甲基、乙基、丙基、异丙基、正丁基、异丁基、仲丁基或叔丁基,优选甲基或乙基。
本发明一优选实施方案中,当R1-5为C1-C4的烷氧基时,所述的C1-C4的烷氧基为甲氧基、乙氧基、丙氧基、异丙氧基、正丁氧基、异丁氧基、仲丁氧基或叔丁氧基,优选甲氧基或乙氧基。
本发明一优选实施方案中,当R1、R2与其相连的碳原子、和/或、R3、R4与其相连的碳原子一起独立地形成Ra取代的C6-C14的芳基时,所述的Ra可独立地为一个或多个,例如1、2或3个,当存在多个Ra时,所述的Ra可相同或不同。
本发明一优选实施方案中,当R1、R2与其相连的碳原子、和/或、R3、R4与其相连的碳原子一起独立地形成未取代或Ra取代的C6-C14的芳基时,所述的C6-C14的芳基为C6-C10的芳基,优选苯基或萘基。
本发明一优选实施方案中,当R1、R2与其相连的碳原子、和/或、R3、R4与其相连的碳原子一起独立地形成Rb取代的“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的5-14元的杂芳基时,所述的Rb可独立地为一个或多个,例如1、2或3个,当存在多个Rb时,所述的Rb可相同或不同。
本发明一优选实施方案中,当R1、R2与其相连的碳原子、和/或、R3、R4与其相连的碳原子一起独立地形成未取代或Rb取代的“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的5-14元的杂芳基时,所述的5-14元的杂芳基可为5-6元的单环杂芳基或6-14元的稠杂芳基,优选5-6元的单环杂芳基。所述的5-6元的单环杂芳基可为呋喃基、噻吩基、吡咯基、吡啶基、嘧啶基、哒嗪基或吡嗪基,优选噻吩基、吡咯基、吡啶基或嘧啶基,例如
Figure BDA0002145010770000101
所述的6-14元的稠杂芳基可为6-10元的稠杂芳基,例如吲哚基、异吲哚基、喹啉基、异喹啉基,优选吲哚基,例如
Figure BDA0002145010770000102
本发明一优选实施方案中,当Ra和Rb独立地为卤素时,所述的卤素独立地为F、Cl、Br或I。
本发明一优选实施方案中,当Ra和Rb独立地为Ra-1取代的C1-C4的烷基时,所述的Ra-1可独立地为一个或多个,例如1、2或3个,当存在多个Ra-1时,所述的Ra-1可相同或不同。
本发明一优选实施方案中,当Ra和Rb独立地为未取代或Ra-1取代的C1-C4的烷基时,所述的C1-C4的烷基可独立地为甲基、乙基、丙基、异丙基、正丁基、异丁基、仲丁基或叔丁基。
本发明一优选实施方案中,当Ra和Rb独立地为Ra-2取代的C1-C4的烷氧基时,所述的Ra-2可独立地为一个或多个,例如1、2或3个,当存在多个Ra-2时,所述的Ra-2可相同或不同。
本发明一优选实施方案中,当Ra和Rb独立地为未取代或Ra-2取代的C1-C4的烷氧基时,所述的C1-C4的烷氧基可独立地为甲氧基、乙氧基、丙氧基、异丙氧基、正丁氧基、异丁氧基、仲丁氧基或叔丁氧基。
本发明一优选实施方案中,当Ra-1和Ra-2独立地为卤素时,所述的卤素独立地为F、Cl、Br或I。
本发明一优选实施方案中,当Ra-1、Ra-2、Ra-3、Ra-4和Ra-5独立地为C1-C4的烷基时,所述的C1-C4的烷基可独立地为甲基、乙基、丙基、异丙基、正丁基、异丁基、仲丁基或叔丁基,优选甲基或乙基。
本发明一优选实施方案中,当Ra-1、Ra-2和Ra-3独立地为C1-C4的烷氧基时,所述的C1-C4的烷氧基可独立地为甲氧基、乙氧基、丙氧基、异丙氧基、正丁氧基、异丁氧基、仲丁氧基或叔丁氧基,优选甲氧基。
本发明一优选实施方案中,当Ra-1和Ra-2独立地为C6-C14的芳基时,所述的C6-C14的芳基可为C6-C10的芳基,例如苯基。
本发明一优选实施方案中,当Ra-3、Ra-4和Ra-5独立地为C1-C4的烷基时,所述的C1-C4的烷基可独立地为甲基、乙基、丙基、异丙基、正丁基、异丁基、仲丁基或叔丁基。
本发明一优选实施方案中,当Ra-3为C1-C4的烷氧基时,所述的C1-C4的烷氧基可独立地为甲氧基、乙氧基、丙氧基、异丙氧基、正丁氧基、异丁氧基、仲丁氧基或叔丁氧基。
本发明一优选实施方案中,当R、R1、R2、R3和R4独立地为R1-1取代的C1-C4的烷基时,所述的R1-1取代的C1-C4的烷基独立地优选-CF3
本发明一优选实施方案中,当R、R1、R2、R3和R4独立地为R1-2取代的C1-C4的烷氧基时,所述的R1-2取代的C1-C4的烷氧基独立地优选-OBn或
Figure BDA0002145010770000103
本发明一优选实施方案中,当R、R1、R2、R3和R4独立地为R1-3取代的C6-C14的芳基时,所述的R1-3取代的C6-C14的芳基独立地优选
Figure BDA0002145010770000111
本发明一优选实施方案中,当R、R1、R2、R3和R4独立地为
Figure BDA0002145010770000112
时,所述的
Figure BDA0002145010770000113
独立地优选
Figure BDA0002145010770000114
本发明一优选实施方案中,当R、R1、R2、R3和R4独立地为
Figure BDA0002145010770000115
时,所述的
Figure BDA0002145010770000116
独立地优选
Figure BDA0002145010770000117
本发明一优选实施方案中,当Ra和Rb独立地为
Figure BDA0002145010770000118
所述的
Figure BDA0002145010770000119
优选
Figure BDA00021450107700001110
本发明一优选实施方案中,当Ra和Rb独立地为
Figure BDA00021450107700001111
时,所述的
Figure BDA00021450107700001112
优选
Figure BDA00021450107700001113
本发明一优选实施方案中,所述的如式I或式I’所示化合物的某些基团的定义如下(未定义的基团如前任一方案所述):
X为Cl、Br或OTf;
Y为B(OH)2、BPin、Bneo或BF3K;
Ar1和Ar2独立地为C6-C14的芳基;
Z1、Z2、Z3、W1、W2和W3独立地为N或CR;
每个R、R1、R2、R3和R4独立地为氢、羟基、醛基、氨基、硝基、氰基、卤素、未取代或R1-1取代的C1-C4的烷基、未取代或R1-2取代的C1-C4的烷氧基、或未取代或R1-3取代的C6-C14的芳基;
每个R1-1、R1-2、R1-3和R1-4独立地为卤素、C1-C4的烷基、或C1-C4的烷氧基;
每个R1-5独立地为C1-C4的烷基或C1-C4的烷氧基;
每个R1-6和R1-7独立地为氢或C1-C4的烷基;
或者,R1、R2与其相连的碳原子、和/或、R3、R4与其相连的碳原子一起独立地形成未取代或Ra取代的C6-C14的芳基、或未取代或Rb取代的“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的5-14元的杂芳基;
每个Ra和Rb独立地为羟基、醛基、氨基、硝基、氰基、卤素、未取代的C1-C4的烷基、未取代的C1-C4的烷氧基、或
Figure BDA00021450107700001114
每个Ra-3独立地为C1-C4的烷基或C1-C4的烷氧基。
本发明一优选实施方案中,所述的如式I或式I’所示化合物可为以下任一结构:
Figure BDA0002145010770000121
所述的偶联反应中,所述的溶剂可为有机溶剂、或有机溶剂和水的混合溶剂。所述的有机溶剂优选醇类溶剂、芳烃类溶剂和醚类溶剂中的一种或多种,更优选醇类溶剂和/或芳烃类溶剂。所述的醇类溶剂优选乙醇、异丙醇和叔丁醇中的一种或多种,更优选叔丁醇。所述的芳烃类溶剂优选甲苯。所述的醚类溶剂优选四氢呋喃(THF)。当所述的溶剂为有机溶剂和水的混合溶剂时,所述的有机溶剂和水的体积比优选5:1-10:1,更优选8:1-10:1,例如9:1。
所述的偶联反应中,所述的碱优选碱金属氢氧化物、碱金属碳酸盐、碱金属磷酸盐和碱金属醇盐中的一种或多种,更优选碱金属氢氧化物。所述的碱金属氢氧化物优选氢氧化钾。所述的碱金属碳酸盐优选碳酸钾和/或碳酸铯。所述的碱金属磷酸盐优选磷酸钾。所述的碱金属醇盐优选甲醇钾和/或叔丁醇钾,更优选叔丁醇钾。
所述的偶联反应中,所述的如式III所示化合物与所述的如式II所示化合物的摩尔比优选1:1-5:1,更优选1:1-2:1,例如1.2:1、1.3:1或2:1。
所述的偶联反应中,所述的碱与所述的如式II所示化合物的摩尔比优选1:1-:1,更优选1:1-3:1,例如1.3:1、2:1或2.5:1。
所述的偶联反应中,所述的如式II所示化合物在所述的溶剂中的摩尔浓度优选0.1-0.5mol/L,更优选0.1-0.3mol/L,例如0.2mol/L或0.25mol/L。
所述的偶联反应中,所述的钯复合物与所述的如式II所示化合物的摩尔比优选1:10-1:500,更优选1:50-1:200,例如1:50、1:100或1:200。
所述的偶联反应中,所述的偶联反应温度优选30-60℃。例如30℃、50℃或60℃。
所述的偶联反应中,所述的偶联反应的反应进程可通过本领域常规的手段进行监控(例如TLC、HPLC或LC-MS),所述的偶联反应的时间优选24-48h。
所述的偶联反应优选在保护气体氛围下进行,所述的保护气体可为本领域常规的保护气体,例如氮气。
所述的偶联反应中,较佳地,所述的反应结束后,其还可进一步包括后处理操作,所述的后处理可包括以下步骤:将反应液经分离纯化,即可。所述的分离纯化优选柱层析分离。
本发明中,术语卤素表示氟、氯、溴、或碘。
本发明中,术语烷基为具有指定碳原子数目的支链或直链的饱和脂肪族烃基;例如,所述的C1-C4烷基为甲基、乙基、正丙基、异丙基、正丁基、叔丁基或异丁基。
本发明中,术语烷氧基表示烷基与氧原子连接后的生成基团,即“
Figure BDA0002145010770000131
”,R为烷基。C1-C4的烷氧基是指甲氧基、乙氧基、正丙氧基、异丙氧基、正丁氧基、异丁氧基或叔丁氧基。
本发明中,术语“芳基”是指具有指定的碳原子数的芳香基团,优选单环、双环或者三环的芳香基团,当为双环或者三环时,每个环均满足休克尔规则。本发明的C6-10的芳基指含有6~10个碳原子的芳香基团,例如苯基或萘基。
本发明中,术语杂芳基表示各环中可高达14个原子的稳定单环、二环或三环,其中至少一个环是芳香环并且含有1-4个选自O、N和S的杂原子。在此定义范围内的杂环芳基包括5-6元的单环杂芳基、6-14元的稠杂芳基。5-6元的单环杂芳基包括但不限于:呋喃基、噻吩基、吡唑基、吡咯基、哒嗪基、吡啶基、嘧啶基、噁唑基、异噁唑基等。6-14元的稠杂芳基包括将单环的杂芳基稠合在芳基、杂芳基、环烷基或杂环烷基上,实例包括但不限于吖啶基、咔唑基、噌啉基、喹喔啉基、吲哚基、异吲哚基、苯并吡唑基、苯并噻吩基、苯并呋喃基、喹啉基、异喹啉基、吡咯并吡啶基吡嗪基、四氢喹啉或
Figure BDA0002145010770000132
在符合本领域常识的基础上,上述各优选条件,可任意组合,即得本发明各较佳实例。
本发明所用试剂和原料均市售可得。
本发明的积极进步效果在于:
(1)本发明的制备方法制得的轴手性联芳香化合物的收率高,反应立体选择性强,ee值可高达85%以上,绝大部分在90%以上。
(2)本发明的制备方法底物适用性广,对杂环底物有很好的适用性,合成的轴手性联芳香化合物具有多种结构。
(3)本发明的钯复合物结构新颖,适用于偶联反应,合成的轴手性联芳香化合物结构多样,收率高,立体选择性好。
附图说明
图1为化合物IV-1的单晶图。
图2为化合物IV-3的单晶图。
图3为化合物I-4的单晶图。
具体实施方式
下面通过实施例的方式进一步说明本发明,但并不因此将本发明限制在所述的实施例范围之中。下列实施例中未注明具体条件的实验方法,按照常规方法和条件,或按照商品说明书选择。
化合物A系列化合物的制备
实施例1:1,3-二(2,6-二((R)-1-(3,5-二叔丁基苯基)乙基)-4-甲基苯基)-4,5-二氢-1H-咪唑盐(化合物V-1)
Figure BDA0002145010770000141
步骤1:(Z)-N,N’-二(4-甲氧基-2,6-二((S)-1-苯乙基)苯基)乙烯-1,2-二胺2-(1-(3,5-二叔丁基苯基)乙烯基)-4,4,5,5-四甲基-1,3,2-二氧硼戊环(中间体2)的合成
向500mL圆底烧瓶加入1,3-双(二苯基膦丙烷)二氯化镍(2.48g,4.6mmol),四氢呋喃100mL,二异丁基氢化铝(122mL,183.1mmol),将反应也冷却至0℃,中间体1溶于100mL四氢呋喃中,缓慢滴加至反应液中,滴加完毕,将反应液转移至室温搅拌2h,再将反应也冷却至0℃,缓慢滴加2-甲氧基-4,4,5,5-四甲基-1,3,2-二氧硼戊环(30mL,228.9mmol),将反应液转移至80℃油浴锅内加热搅拌24h。停止反应,将反应液转移至0℃冷阱中,缓慢滴加水淬灭反应,减压去除部分四氢呋喃溶液,加入适量乙二胺四乙酸水溶液以及乙酸乙酯溶液,搅拌3h,乙酸乙酯萃取,有机相经无水硫酸钠干燥后,浓缩,经柱色谱纯化,得油状物中间体2(44.5g,收率=85%)。
步骤2:2,6-二(1-(3,5-二叔丁基苯基)乙烯基)-4-甲基苯胺(中间体4)的合成
向100mL耐压瓶中加入2,6-二溴-4-甲基苯胺(43.9g,128.3mmol),[1,3-双(2,6-二异丙基苯)咪唑-2-叉](3-氯吡啶)二氯化钯(729mg,1.2mmol),氢氧化钾(9.8g,174.9mmol),中间体2(15.4g,58.3mol),100mL四氢呋喃溶液,于100℃条件下加热12h。停止反应,过短硅胶柱,乙酸乙酯冲洗,减压浓缩,经柱色谱纯化,得浅色固体中间体4(27g,收率=87%)
步骤3:2,6-二((R)-1-(3,5-二叔丁基苯基)乙基)-4-甲基苯胺(中间体5)的合成
向300mL反应瓶加入中间体4(18.5g,34.5mmol),120mL MeOH,另取干燥小瓶加入双(降冰片二烯)四氟硼酸铑((NBD)2RhBF4,0.3mol%),(Rc,Sp)-DuanPhos(0.36mol%),DCM(12mL)搅拌15min后加入300mL反应瓶中,混合物于30℃下通入80atm H2,反应48个小时后,停止反应。减压去除甲醇,过短硅胶柱,乙酸乙酯冲洗,浓缩后经柱色谱纯化,得油状物中间体5(13.0g,收率=70%)。1H NMR(400MHz,CDCl3)δ:7.22(t,J=1.8Hz,2H),7.02(d,J=1.9Hz,4H),6.97(s,2H),4.02(q,J=7.1Hz,2H),3.29(s,2H),2.33(s,3H),1.59(d,J=7.2Hz,6H),1.25(s,36H)。13C NMR(101MHz,Chloroform-d)δ150.7,144.8,139.6,130.6,126.8,126.2,121.8,120.1,41.1,34.9,31.6,24.9,22.2,21.3.
Figure BDA0002145010770000153
Figure BDA0002145010770000154
步骤4:N,N-二(2,6-二((R)-1-(3,5-二叔丁基苯基)乙基)-4-甲基苯基)草酰胺(化合物6)的合成
向50mL圆底瓶内中间体5(1.89g,3.5mol),四氢呋喃15mL,三乙胺(535μL,3.9mol),将反应液降温至0℃,缓慢滴加草酰氯(163μL,1.9mol),将反应液升至室温,继续搅拌过夜。停止反应,向反应液内加入适量饱和碳酸氢钠水溶液淬灭反应,二氯甲烷萃取,有机相经无水硫酸钠干燥后浓缩,经柱色谱纯化,分离得白色泡沫状中间体6(1.68g,收率=85%)。1H NMR(400MHz,CDCl3)δ:8.58(s,2H),7.25–7.20(m,4H),7.08(d,J=1.8Hz,8H),6.93(s,4H),4.23(q,J=7.0Hz,4H),2.27(s,6H),1.54(d,J=7.1Hz,6H),1.26(s,72H),0.93(d,J=6.6Hz,6H).13C NMR(101MHz,CDCl3)δ:201.6,159.2,150.4,144.3,137.7,128.4,126.4,122.1,120.0,40.3,34.8,31.5,31.4,3.,24.9,22.2,21.7.
Figure BDA0002145010770000151
Figure BDA0002145010770000152
HRMS(ESI)计算值(C80H116N3O2[M+H]+)1150.9062,实测值1150.9054.
步骤5:N,N-二(2,6-二((R)-1-(3,5-二叔丁基苯基)乙基)-4-甲基苯基)乙烷-1,2-二胺(中间体7)的合成
向100mL圆底瓶内中间体6(3g,2.65mol),四氢呋喃30mL,将反应液降温至0℃,分批加入四氢铝锂(540.0mg,13.5mol),将反应液升温至回流,继续搅拌24h。停止反应,向反应液内加入15%氢氧化钾水溶液(0.5mL)淬灭反应,室温搅拌15min,加入适量硫酸镁抽滤,乙酸乙酯冲洗,有机相经无水硫酸钠干燥后浓缩;将上述干燥后混合物溶于30mL甲苯溶液,向其中滴加BH3-Me2S(5.4mL.2.0M in THF,10.8mmol),回流搅拌12h。停止反应,向反应液内缓慢加入1M盐酸(20mL),搅拌3h,二氯甲烷萃取,有机相再经氢氧化钠水溶液调碱性后干燥浓缩,得白色固体中间体7(1.8g,收率=62%)。1H NMR(400MHz,CDCl3)δ:7.22(t,J=1.8Hz,4H),7.12(d,J=1.9Hz,8H),7.01(s,4H),4.62(q,J=7.1Hz,4H),3.12(d,J=7.2Hz,2H),2.60(d,J=7.5Hz,2H),2.35(s,6H),1.65(d,J=7.1Hz,12H),1.25(s,72H)..13C NMR(101MHz,CDCl3)δ:150.3,145.6,142.5,140.9,132.4,126.4,121.9,119.6,77.4,77.1,76.7,53.4,51.9,39.7,34.8,31.5,23.4,21.5.
Figure BDA0002145010770000161
HRMS(ESI)计算值(C80H117N2[M+H]+)1105.9211,实测值1105.9201.
步骤6:1,3-二(2,6-二((R)-1-(3,5-二叔丁基苯基)乙基)-4-甲基苯基)-4,5-二氢-1H-咪唑盐(化合物V-1)的合成
向50mL茄形瓶中加入化合物7(1.5g,2.35mmol),NH4Cl(108.6mg,2.03mmol),4.7mL原甲酸三乙酯,经氮气置换后,混合物于115℃下反应20小时,过短硅胶柱,浓缩后经柱色谱纯化,分离得白色化合物V-1(1.4g,收率=90%)。1H NMR(400MHz,CDCl3)δ:8.24(s,1H),7.29(d,J=2.2Hz,4H),7.04(s,4H),6.92(t,J=1.9Hz,8H),4.49–4.32(m,4H),4.20(d,J=11.4Hz,2H),3.89(q,J=7.0Hz,2H),2.31(s,6H),1.84(d,J=7.0Hz,6H),1.30(s,36H),1.19(s,36H),1.06(d,J=7.1Hz,6H).13C NMR(101MHz,CDCl3)δ:158.5,151.3,151.0,144.0,143.6,143.4,143.1,141.5,128.6,128.3,128.0,121.6,121.1,120.9,120.8,77.4,77.0,76.7,54.1,40.4,38.7,34.9,34.9,31.5,31.5,23.2,22.9,21.7。
Figure BDA0002145010770000162
Figure BDA0002145010770000163
HRMS(ESI)计算值(C81H115N2[M+H]+)1115.9055,实测值1115.9038.
参照是实施例1的方法,采用不同的原料,合成了化合物V-2~V-7:
Figure BDA0002145010770000164
实施例2:钯复合物的合成
通用方法A
Figure BDA0002145010770000165
其中,Ar3a、Ar3b、Ar3c、Ar3d、R5、R6、R7a、R7b、R7c、R8a、R8b和R8c均同前所述。
在手套箱内,向8mL小瓶内依次加入化合物V(0.3mmol),叔丁醇钾(30.3mg,0.27mmol),四氢呋喃(1.2mL,0.25M),于室温下搅拌4h。然后将[Pd(η3-cin)(μ-Cl)]2(77.7mg,0.15mmol)加入,继续室温搅拌12h。停止反应,将反应液过短硅胶柱,用乙酸乙酯冲洗,有机相浓缩后经柱色谱纯化,得淡黄色固体。
实施例3:钯复合物(R,R,R,R)-(DTB-SIPE)Pd(cin)Cl(化合物IV-1)的合成
Figure BDA0002145010770000171
按照通用方法A,向8mL小瓶内加入化合物V-1(345.2mg,0.3mmol),分离得淡黄色固体279.8mg(收率:68%,化合物IV-1)。1H NMR(400MHz,CDCl3)δ:7.49(s,4H),7.33–7.28(m,3H),7.22(m,1H),7.17(m,2H),7.09(m,3H),7.07–6.95(m,8H),5.07(s,1H),4.73(d,J=7.8Hz,2H),4.20(m,1H),3.33(m,2H),2.80(m,2H),2.41(s,6H),1.72(m,12H),1.38(s,2H),1.35–1.26(s,36H),1.21(s,36H),1.18(s,2H).13C NMR(101MHz,CDCl3)δ:150.8,150.2,147.3,144.3,143.5,143.1,138.3,136.9,135.8,128.8,128.2,127.8,127.1,126.3,123.2,121.5,120.0,119.5,111.3,92.6,52.7,44.9,40.95,39.6,35.0,34.8,31.7,31.5,26.3,25.2,21.8.
Figure BDA0002145010770000172
HRMS(MALDI)计算值(C90H123N2Pd[M-Cl]+)1337.8743,实测值1337.8721
实施例4:钯复合物(R,R,R,R)-(DM-SIPE)Pd(cin)Cl(化合物IV-2)的合成
Figure BDA0002145010770000173
按照通用方法A,向8mL小瓶内加入化合物V-2(55.2mg,0.06mmol),分离得黄色泡沫状固体37.1mg(收率:60%,化合物IV-2)。1H NMR(400MHz,CDCl3)δ:7.39–7.23(m,6H),7.21–7.00(m,7H),6.87(m,5H),6.77(m,3H),4.73(m,4H),4.00–3.66(m,1H),3.21(m,2H),2.53(s,2H),2.44(s,6H),2.35(s,6H),2.22(s,12H),2.12(s,1H),1.76(d,J=7.1Hz,6H),1.64(d,J=7.0Hz,6H).13C NMR(101MHz,CDCl3)δ:208.9,148.2,144.9,142.8,138.2,137.6,136.2,128.6,128.2,128.0,127.9,127.8,127.4,126.7,126.6,125.0,110.5,93.5,53.4,45.3,41.2,38.5,25.9,25.5,22.1,21.8,21.7,21.6,21.5,14.3.
Figure BDA0002145010770000174
Figure BDA0002145010770000175
HRMS(MALDI)计算值(C66H75N2Pd[M-Cl]+)997.4981,实测值997.4924.
实施例5:钯复合物(R,R,R,R)-(SIPE)Pd(cin)Cl(化合物IV-3)的合成
Figure BDA0002145010770000181
按照通用方法A,向8mL小瓶内加入化合物V-3(420.0mg,0.6mmol),分离得浅色固体430.2mg(收率:77%,化合物IV-3)。1H NMR(400MHz,CDCl3)δ:7.67(m,4H),7.39(t,J=7.6Hz,2H),7.28(m,7H),7.24–7.09(m,14H),6.88(d,J=11.4Hz,2H),4.94–4.45(m,5H),4.29(m,1H),3.22(m,2H),2.46(m,2H),2.38(m,6H),1.77(m,6H),1.62(s,6H).13C NMR(101MHz,CDCl3)δ:147.9,147.9,145.0,142.3,137.9,136.1,128.9,128.7,128.5,128.3,128.1,127.5,127.4,127.1,126.2,126.1,109.8,109.1,95.2,92.2,77.3,53.3,44.1,41.2,41.0,38.2,25.0,24.2,24.0,21.8.
Figure BDA0002145010770000182
HRMS(ESI)计算值(C58H59N2Pd[M-Cl]+)885.3729,实测值885.3695.
实施例6:钯复合物(R,R,R,R)-(DTB-SIPE)Pd(cin)Cl(化合物IV-4)的合成
Figure BDA0002145010770000183
按照通用方法A,向8mL小瓶内加入化合物V-4(127.0mg,0.1mmol),分离得黄色固体430.2mg(收率:77%,化合物IV-4)。1H NMR(400MHz,CDCl3)δ:7.62(s,2H),7.57(s,3H),7.38(s,2H),7.34–7.25(m,3H),7.22(m,4H),7.02(s,2H),6.80–6.69(m,7H),6.03(d,J=6.9Hz,2H),5.21(s,2H),4.84(s,1H),4.52(d,J=12.8Hz,1H),4.21–4.11(m,2H),2.56(s,6H),2.08(s,1H),1.64(m,12H),1.40(s,36H),0.89(s,36H).13C NMR(101MHz,CDCl3)δ:150.4,145.0,145.0,144.2,143.5,142.8,140.5,138.4,138.2,133.9,128.9,128.6,128.1,127.4,126.7,126.6,126.2,125.6,123.5,121.0,120.6,120.2,119.5,41.7,40.1,35.2,34.4,31.8,31.8,31.3,27.7,24.5,22.2.
Figure BDA0002145010770000184
HRMS(ESI)计算值(C100H125N2Pd[M-Cl]+)1455.8893,实测值1456.8885.
实施例7:钯复合物(R,R,R,R)-(DM-ANIPE)Pd(cin)Cl(化合物IV-5)的合成
Figure BDA0002145010770000185
按照通用方法A,向8mL小瓶内加入化合物V-5(102.0mg,0.11mmol),分离得黄色固体95.1mg(收率:75%,化合物IV-5)。1H NMR(400MHz,CDCl3)δ:7.48(s,2H),7.33(d,J=8.2Hz,4H),7.27–7.13(m,10H),7.00(s,1H),6.94–6.80(m,4H),6.28(s,4H),5.94(d,J=6.9Hz,2H),5.77(s,2H),4.80(m,2H),4.56(m,1H),4.19(m,2H),2.51(m,6H),2.35(d,J=3.6Hz,12H),2.19(s,3H),1.56(d,J=7.3Hz,12H),1.39(s,12H).13C NMR(101MHz,CDCl3)δ:188.6,145.1,144.7,143.2,140.5,139.2,137.9,137.5,137.0,133.9,129.1,128.3,128.3,128.2,128.0,127.8,127.2,126.7,126.7,126.1,125.7,125.5,125.4,125.3,120.1,109.7,93.9,44.4,41.6,38.7,29.8,25.3,24.2,22.3,21.8,21.6,21.6,20.4.
Figure BDA0002145010770000191
Figure BDA0002145010770000192
HRMS(MALDI)计算值(C76H77N2Pd[M-Cl]+)1124.5164,实测值1124.5275.
实施例8:钯复合物(R,R,R,R)-(ANIPE)Pd(cin)Cl(化合物IV-6)的合成
Figure BDA0002145010770000193
按照通用方法A,向8mL小瓶内加入化合物V-6(100.0mg,0.12mmol),分离得黄色固体89.2mg(收率:71%,化合物IV-6)。1H NMR(400MHz,CDCl3)δ:7.77(d,J=7.7Hz,2H),7.64(d,J=7.4Hz,2H),7.58–7.40(m,7H),7.35(m,8H),7.00(s,1H),6.93(s,1H),6.86(t,J=7.6Hz,2H),6.75–6.66(m,4H),6.30(m,6H),5.99(m,2H),5.05(m,2H),4.92–4.40(m,2H),4.39–4.23(m,2H),2.53(m,6H),1.59(m,12H),1.46(m,2H).13C NMR(101MHz,CDCl3)δ:188.3,145.1,144.8,144.5,142.8,140.7,139.52,137.5,134.0,129.1,129.0,128.7,128.3,128.2,128.2,128.0,127.7,127.5,127.2,126.9,126.9,126.5,126.3,126.1,125.4,125.3,120.7,109.1,95.3,91.0,47.2,44.2,41.8,41.6,38.8,25.4,22.8,22.7,22.2.
Figure BDA0002145010770000194
Figure BDA0002145010770000195
HRMS(ESI)计算值(C68H61N2Pd[M-Cl]+)1007.3885,实测值1007.3842.
实施例9:钯复合物(R,R,R,R)-(IPE)Pd(cin)Cl(化合物IV-7)的合成
Figure BDA0002145010770000196
按照通用方法A,向8mL小瓶内加入化合物V-7(100.0mg,0.12mmol),分离得黄色固体89.2mg(收率:71%,化合物IV-7)。1H NMR(400MHz,CDCl3)δ:7.80(d,J=7.6Hz,2H),7.66(d,J=7.4Hz,2H),7.56–7.30(m,13H),7.23(m,4H),7.20–7.13(m,2H),7.08–6.98(m,4H),6.85(m,2H),5.90(s,2H),5.04(m,1H),4.84(q,J=7.3Hz,1H),4.74–4.46(m,2H),4.17(m,2H),2.58(t,J=7.8Hz,1H),2.45(m,6H),1.70–1.54(m,12H),1.29(m,1H).13C NMR(101MHz,CDCl3)δ:181.9,181.3,147.5,144.9,144.8,144.5,144.4,141.3,139.0,138.0,137.5,135.3,129.0,128.6,128.5,128.4,128.2,128.1,128.0,128.0,127.6,127.5,127.2,127.0,126.9,126.8,126.3,126.3,126.0,124.6,124.5,109.1,108.8,93.6,90.1,46.9,44.4,41.2,41.1,38.6,24.6,22.4,22.0,22.0.
Figure BDA0002145010770000197
HRMS(ESI)计算值(C58H57N2Pd[M-Cl]+)883.3572,实测值883.3539.
实施例10:化合物IV-1和IV-3的单晶衍射实验
1.单晶培养:将化合物IV-1(30mg)或IV-3(20mg)溶于氯仿(3mL)中,滤膜过滤,将滤液分别置于装有正己烷(15mL)的广口瓶中静置,得到所述的单晶即可。
2.测试参数如上表1和表2所示。
3.测试结果:化合物IV-1和化合物IV-3的构型由单晶衍射确定。
实施例11:反应条件优化
Figure BDA0002145010770000201
Figure BDA0002145010770000202
反应以0.1mmol规模进行;收率通过NMR分析测定,以1,3,5-三甲基苯作为内标;ee值通过手性固定相的手性HPLC测定。
实施例12:轴手性联芳香化合物合成
Figure BDA0002145010770000203
通用方法A:向装有搅拌子的15mL史莱克瓶内依次加入化合物IV-1(2.8mg,2μmol),氢氧化钾(22.4mg,0.40mmol),芳基溴代物II(0.2mmol),芳基硼酸III(0.24mmol)和叔丁醇(1.0mL,0.2M)。置换成氮气氛围后,将反应液于50℃搅拌24h。停止反应,将反应液过短硅胶柱,乙酸乙酯稀释,有机相浓缩后经柱色谱纯化,得到目标产物,ee值经由手性HPLC测得,化合物的构型通过单晶衍射实验测得。
实施例13
Figure BDA0002145010770000211
通用方法B:向装有搅拌子的15mL史莱克瓶内依次加入化合物IV-1(2.8mg,4μmol),碳酸铯(162.9mg,0.50mmol),芳基溴代物II(0.2mmol),芳基硼酸III(0.40mmol)和叔丁醇/水(9:1,1.0mL,0.2M)。置换成氮气氛围后,将反应液于60℃搅拌24h。停止反应,将反应液过短硅胶柱,乙酸乙酯稀释,有机相浓缩后经柱色谱纯化,得到目标产物,ee值经由手性HPLC测得,化合物的构型通过单晶衍射实验测得。
实施例14
Figure BDA0002145010770000212
通用方法C:向装有搅拌子的15mL史莱克瓶内依次加入化合物IV-1(1.4mg,1μmol),叔丁醇钾(29.2mg,0.26mmol),芳基溴代物II(0.2mmol),芳基硼酸III(0.26mmol)和甲苯/水(9:1,0.8mL,0.25M)。置换成氮气氛围后,将反应液于30℃搅拌24h。停止反应,将反应液过短硅胶柱,乙酸乙酯稀释,有机相浓缩后经柱色谱纯化,得到目标产物,ee值经由手性HPLC测得,化合物的构型通过单晶衍射实验测得。
实施例15
化合物I-1:按通用方法A制备得白色固体,产率为91%。1H NMR(400MHz,CDCl3)δ:8.03–7.88(m,3H),7.83(d,J=8.2Hz,1H),7.58(m,1H),7.47–7.35(m,3H),7.34–7.20(m,3H),7.20–7.11(m,2H),3.70(s,3H).13C NMR(101MHz,CDCl3)δ:154.7,134.7,134.4,133.8,133.0,129.6,129.1,128.6,128.3,127.9,127.9,126.5,126.3,126.0,125.8,125.7,125.6,123.7,123.3,113.9,56.8.
Figure BDA0002145010770000213
Figure BDA0002145010770000214
HPLC分析(AD-H,1%IPA的环己烷溶液,1mL/min,230nm)测得97%ee:tR(major)=5.9min,tR(minor)=7.0min.
化合物I-2:按通用方法A制备得白色固体,产率为98%。1H NMR(400MHz,CDCl3)δ:7.91(d,J=8.2Hz,2H),7.84(m,2H),7.56(m,1H),7.47–7.39(m,2H),7.38–7.31(m,2H),7.22(d,J=4.0Hz,2H),7.19–7.11(m,2H),2.09(s,3H).13C NMR(101MHz,CDCl3)δ:137.6,136.2,134.5,133.8,133.6,132.7,132.1,128.7,128.4,127.9,127.7,127.7,126.4,126.3,126.1,126.1,126.0,126.0,125.8,124.9,20.7.
Figure BDA0002145010770000215
Figure BDA0002145010770000216
HPLC分析(OJ-H,1%IPA的环己烷溶液,1.0mL/min,254nm)测得95%ee:tR(mior)=6.8min,tR(major)=9.3min.
化合物I-3:按通用方法A制备得无色油状物,产率为92%。1H NMR(400MHz,CDCl3)δ:8.14–7.95(m,3H),7.93(d,J=8.2Hz,1H),7.69(t,J=7.6Hz,1H),7.60–7.44(m,4H),7.44–7.27(m,4H),7.25–7.17(m,3H),7.03(m,2H),5.11(q,J=12.6Hz,2H).13C NMR(101MHz,CDCl3)δ:153.7,137.3,134.6,134.4,133.8,133.1,129.5,129.4,128.6,128.6,128.3,127.9,127.9,127.6,126.9,126.5,126.4,126.0,125.8,125.8,125.7,124.7,124.0,116.1,71.4.
Figure BDA0002145010770000217
HPLC分析(AD-H,1%IPA的环己烷溶液,1.0mL/min,254nm)测得90%ee:tR(major)=6.1min,tR(minor)=9.4min.HRMS(ESI)计算值C27H24NO[M+H]+m/z 378.1852,实测值378.1856.
化合物I-4:按通用方法C制备得白色固体,产率为85%。1H NMR(400MHz,CDCl3)δ:7.92(m,3H),7.85(d,J=8.2Hz,1H),7.63–7.54(m,2H),7.43(m,2H),7.38–7.29(m,2H),7.28–7.14(m,3H),5.06(s,2H),3.44–3.25(m,2H),1.00(t,J=7.1Hz,3H).13C NMR(101MHz,CDCl3)δ:152.4,134.7,134.4,133.7,133.1,129.8,129.5,128.5,128.3,127.9,127.8,126.2,126.4,126.0,125.8,125.6,125.0,124.14117.2,93.9,64.2,15.1.
Figure BDA0002145010770000221
HPLC分析(AD-H,1%IPA的环己烷溶液,1.0mL/min,220nm)测得92%ee:tR(major)=7.8min,tR(minor)=9.9min.HRMS(ESI)计算值C23H24NO2[M+H]+m/z346.1802,实测值346.1798.
化合物I-4的单晶衍射实验
1.单晶培养:将上述实施例中分离得到的tR(major)=7.8min处的化合物I-4(20mg)溶于氯仿(1mL)中,滤膜过滤,将滤液置于核磁管中静置,溶剂缓慢挥发后得到所述的单晶即可。
2.测试参数如下表3所示:
表3化合物I-4的单晶数据
Figure BDA0002145010770000222
3.测试结果:化合物I-4的构型由单晶衍射确定,由此也可以化合物I-1~I-3、I-5~I-40的构型。
化合物I-6:按通用方法C制备得无色油状物,产率为85%。1H NMR(400MHz,CDCl3)δ:7.97(dd,J=12.4,8.3Hz,2H),7.81(d,J=8.8Hz,1H),7.75(d,J=8.8Hz,1H),7.66–7.57(m,1H),7.57–7.46(m,2H),7.42(d,J=8.4Hz,1H),7.39–7.32(m,1H),7.18(d,J=8.8Hz,1H),6.95–6.82(m,1H),6.35(d,J=2.5Hz,1H),4.96(s,1H),4.88(s,1H).13C NMR(101MHz,CDCl3)δ:154.3,151.7,135.4,134.3,132.8,131.6,130.1,129.8,129.3,128.6,127.0,126.7,126.2,125.9,124.5,117.6,115.1,115.1,115.1,107.4,107.3.
Figure BDA0002145010770000223
HPLC分析(OD-H,15%IPA的环己烷溶液,1.0mL/min,220nm)测得99%ee:tR(minor)=9.7min,tR(major)=12.4min HRMS(ESI)计算值C20H15O2[M+H]+m/z287.1067,实测值287.1069.
化合物I-7:按通用方法C制备得无色油状物,产率为96%。1H NMR(400MHz,CDCl3)δ:7.72(m,2H),7.45–7.30(m,3H),7.25(m,1H),7.11(d,J=8.8Hz,1H),6.91(m,1H),6.47(d,J=2.5Hz,1H),5.19(s,1H),5.04(s,1H),2.03(s,3H).13C NMR(101MHz,CDCl3)δ:154.3,150.7,139.1,134.6,133.3,131.7,131.1,130.2,129.4,129.0,127.0,124.5,119.1,115.0,106.8,19.6.
Figure BDA0002145010770000231
HPLC分析(AD-H,10%IPA的环己烷溶液,1.0mL/min,254nm)测得92%ee:tR(minor)=15.9min,tR(minor)=21.0min HRMS(ESI)计算值C17H15O2[M+H]+m/z 251.1067,实测值251.1070.
化合物I-8:按通用方法C制备得无色油状物,产率为98%。1H NMR(400MHz,CDCl3)δ:8.69(m,1H),8.05(m,3H),7.87(m,1H),7.70(m,1H),7.59(m,2H),7.48(d,J=8.9Hz,1H),7.45–7.36(m,2H),7.20(d,J=8.9Hz,1H),5.48(s,1H),3.99(s,3H).13C NMR(101MHz,CDCl3)δ:167.4,153.3,136.5,134.3,132.8,131.5,131.3,130.9,129.7,129.5,128.6,128.0,127.1,126.7,126.1,126.1,125.6,125.2,125.0,119.1,118.5,52.2.
Figure BDA0002145010770000232
HPLC分析(AD-H,5%IPA的环己烷溶液,1.0mL/min,254nm)测得90%ee:tR(major)=14.9min,tR(minor)=16.2min.HRMS(ESI)计算值C22H15O3[M-H]-m/z327.1027,实测值327.1023.
化合物I-9:按通用方法C制备得无色油状物,产率为86%。1H NMR(400MHz,CDCl3)δ:7.99(d,J=8.4Hz,1H),7.93(m,3H),7.71–7.39(m,5H),7.30(m,2H),7.25(m,2H),3.66(m,1H),3.46–3.05(m,1H),2.99–2.15(m,2H),0.68m,3H),0.50–0.24(m,3H).13C NMR(101MHz,CDCl3)δ:169.9,135.6,134.2,133.9,133.3,132.9,132.7,132.1,129.6,128.6,128.5,128.3,128.1,127.8,127.6,127.3,127.1,126.8,126.7 126.3,126.2,126.1,125.7,125.6,125.4,124.4,123.5,123.2,42.7,42.5,37.5,14.0,13.6,11.5.
Figure BDA0002145010770000233
Figure BDA0002145010770000234
HPLC分析(AD-H,5%IPA的环己烷溶液,1.0mL/min,254nm)测得93%ee:tR(major)=14.9min,tR(minor)=16.9min.HRMS(ESI)计算值C25H24NO[M+H]+m/z354.1852,实测值354.1849.
化合物I-10:按通用方法B制备得棕色油状物,产率为81%。1H NMR(400MHz,CDCl3)δ:9.51(s,1H),8.13(m,1H),7.88–7.81(m,2H),7.71(m,1H),7.57(m,1H),7.41(m,2H),7.35–7.27(m,2H),7.22–7.16(m,1H),2.17(s,3H).13C NMR(101MHz,CDCl3)δ:192.2,143.9,134.8,134.3,133.4,133.4,131.9,131.6,128.5,128.4,128.3,128.1,127.4,126.6,125.8,125.3,21.0.
Figure BDA0002145010770000235
HPLC分析(OD-H,1%IPA的环己烷溶液,1.0mL/min,254nm)测得90%ee:tR(major)=8.9min,tR(minor)=9.5min.
化合物I-11:按通用方法B制备得黄色油状物,产率为75%。1H NMR(400MHz,CDCl3)δ:7.84(m,2H),7.49–7.41(m,3H),7.40–7.34(m,1H),7.30–7.25(m,1H),7.05(m,1H),6.93–6.85(m,2H),3.37(s,2H),2.29(s,3H).13C NMR(101MHz,CDCl3)δ:144.4,134.8,134.4,132.7,132.4,131.0,129.0,128.7,128.0,127.8,126.3,125.8,125.2,124.8,118.7,115.4,20.4.
Figure BDA0002145010770000236
HPLC分析(AD-H,1%IPA的环己烷溶液,1.0mL/min,220nm)测得85%ee:tR(major)=11.9min,tR(minor)=15.7min.HRMS(ESI)计算值C17H16N[M+H]+m/z 234.1277,实测值234.1278.
化合物I-12:按通用方法B制备得棕色油状物,产率为81%。1H NMR(400MHz,CDCl3)δ:7.92(d,J=9.0Hz,1H),7.90–7.81(m,2H),7.65(m,1H),7.56(m,1H),7.40–7.31(m,4H),7.20–7.12(m,1H),4.24–4.00(m,2H),1.23(t,J=7.0Hz,3H).13C NMR(101MHz,CDCl3)δ:153.5,136.1,136.0,133.9,132.9,131.5,130.3(q,J=30.0Hz),129.7,128.6,127.8,127.5,126.75,126.3,126.2(q,J=5.1Hz),125.2,124.1(q,J=275.2Hz),123.5,114.2,64.6,14.9.19F NMR(376MHz,CDCl3)δ:-60.8.
Figure BDA0002145010770000237
Figure BDA0002145010770000238
HPLC分析(AD-H,1%IPA的环己烷溶液,1.0mL/min,254nm)测得91%ee:tR(major)=4.5min,tR(minor)=6.4min.HRMS(EI)计算值C19H15OF3[M]+m/z 316.1075,实测值316.1067.
化合物I-13:按通用方法A制备得白色固体,产率为89%。1H NMR(400MHz,CDCl3)δ:8.20(dd,J=8.4,1.1Hz,1H),7.85(m,2H),7.53–7.42(m,2H),7.39–7.33(m,1H),7.30–7.22(m,3H),7.19(m,2H),7.15–7.08(m,1H),2.07(s,3H).13C NMR(101MHz,CDCl3)δ:158.4(d,J=252.5Hz),135.4,133.9(d,J=4.7Hz),133.7,133.5(d,J=4.7Hz),132.1,128.7,127.9(d,J=5.3Hz),127.5(d,J=8.0Hz),127.2,126.3(d,J=2.0Hz),126.2,126.1,126.1,125.0,124.0(d,J=16.4Hz),120.9(d,J=5.3Hz),109.5,109.3,20.7.19F NMR(376MHz,CDCl3)δ:-60.8.
Figure BDA0002145010770000241
HPLC分析(OJ-H,1%IPA的环己烷溶液,1.0mL/min,254nm)测得92%ee:tR(minor)=16.4min,tR(major)=25.9min.HRMS(EI)计算值C21H15OF[M]+m/z 286.1158,实测值286.1159.
化合物I-14:按通用方法A制备得黄色固体,产率为90%。1H NMR(400MHz,CDCl3)δ:8.65(d,J=8.8Hz,1H),8.18(m,1H),8.05(d,J=9.1Hz,1H),7.92(d,J=8.2Hz,1H),7.86(m,1H),7.68(m,1H),7.59(m,1H),7.48(d,J=9.1Hz,1H),7.37(m,1H),7.35–7.27(m,2H),7.11(d,J=8.5Hz,1H),3.79(s,3H).13C NMR(101MHz,CDCl3)δ:154.6,147.3,135.7,134.1,134.0132.8,130.3,130.1,129.1,129.0,128.1,126.9,125.6,125.0,124.1,123.9,123.8,122.6,121.8,113.4,56.6.
Figure BDA0002145010770000242
HPLC分析(AD-H,1%IPA的环己烷溶液,1.0mL/min,254nm)测得97%ee:tR(major)=10.0min,tR(minor)=12.0min.HRMS(EI)计算值C21H15NO3[M]+m/z 329.1052,实测值329.1045.
化合物I-15:按通用方法A制备得无色油状物,产率为95%。1H NMR(400MHz,CDCl3)δ:8.40(m,1H),8.07(d,J=7.3Hz,1H),7.93(m,2H),7.70(m,1H),7.52(d,J=8.5Hz,1H),7.48–7.43(m,2H),7.43–7.39(m,1H),7.35(d,J=8.4Hz,1H),7.29–7.24(m,1H),7.05(d,J=8.5Hz,1H),2.11(s,3H).13C NMR(101MHz,CDCl3)δ:143.9,134.4,134.2,132.8,132.8,132.5,132.5,132.0,128.7,128.7,128.5,128.1,127.9,127.1,126.9,126.5,125.7,125.7,125.3,118.1,109.9,20.6.
Figure BDA0002145010770000243
HPLC分析(OJ-H,1%IPA的环己烷溶液,1.0mL/min,254nm)测得95%ee:tR(minor)=16.4min,tR(major)=25.9min.HRMS(EI)计算值C22H15N[M]+m/z 293.1204,实测值293.1214.
化合物I-16:按通用方法C制备得无色油状物,产率为99%。1H NMR(400MHz,CDCl3)δ:8.49(d,J=1.8Hz,1H),8.04(d,J=9.0Hz,1H),7.88(dd,J=8.9,1.8Hz,1H),7.45(d,J=9.0Hz,1H),7.40–7.36(m,2H),7.34(m,2H),7.18(m,1H),3.89(s,3H),2.70(s,3H),2.00(s,3H).13C NMR(101MHz,CDCl3)δ:197.9,155.9,137.6,135.9,135.5,132.4,131.1,130.8,130.6,130.0,127.9,127.8,125.8,125.5,124.6,124.5,114.0,56.4,26.7,19.8.
Figure BDA0002145010770000244
HPLC分析(OD-H,5%IPA的环己烷溶液,1.0mL/min,254nm)测得95%ee:tR(minor)=7.7min,tR(major)=8.3min.HRMS(ESI)计算值C20H19O2[M+H]+m/z290.1380,实测值291.1379.
化合物I-17:按通用方法A,使用1-萘基-三氟甲磺酸酯(55.2mg,0.2mmol,1.0equiv)和2-甲氧基-1-萘硼酸(48.5mg,0.24mmol,1.2equiv),制备得无色油状物,产率为97%。1H NMR(400MHz,CDCl3)δ:8.03–7.92(m,3H),7.88(m,1H),7.63(m,1H),7.50–7.42(m,3H),7.34(m,2H),7.31–7.26(m,1H),7.23(dd,J=6.6,1.4Hz,1H),7.17(m,1H),3.77(s,3H).13C NMR(101MHz,CDCl3)δ:154.6,134.6,134.3,133.7,133.0,129.5,129.0,128.5,128.2,127.8,127.8,126.4,126.2,125.9,125.7,125.6,125.5,123.6,123.3,113.9,56.8.
Figure BDA0002145010770000245
HPLC分析(AD-H,1%IPA的环己烷溶液,1.0mL/min,220nm)测得96%ee:tR(major)=6.2min,tR(minor)=7.6min.
化合物I-18:
Figure BDA0002145010770000251
按通用方法A,使用1-溴-2-甲氧基萘(47.4mg,0.2mmol,1.0equiv)和2-甲基苯硼酸(32.6mg,0.24mmol,1.2equiv)以及0.5mol%催化剂,制备得无色油状物,产率为97%。1H NMR(400MHz,CDCl3)δ:7.94(d,J=9.0Hz,1H),7.91–7.84(m,1H),7.44–7.30(m,7H),7.26–7.22(m,1H),3.88(s,3H),2.06(s,3H).13C NMR(101MHz,CDCl3)δ:153.8,137.7,136.2,133.6,131.0,129.9,129.1,129.1,128.0,127.6,126.5,125.7,125.2,124.6,123.6,113.7,56.7,56.7,19.9.
Figure BDA0002145010770000252
Figure BDA0002145010770000253
HPLC分析(AD-H,1%IPA的环己烷溶液,1.0mL/min,254nm)测得93%ee:tR(major)=4.3min,tR(minor)=5.0min.
化合物I-18:
Figure BDA0002145010770000254
按通用方法A,使用1-溴-2-甲氧基萘(47.4mg,0.2mmol,1.0equiv)和4,4,5,5-四甲基-2-(2-甲基苯基)-1,3,2-二氧杂环戊硼烷(52.3mg,0.24mmol,1.2equiv)以及0.5mol%催化剂,制备得无色油状物,产率为99%,94%ee。
化合物I-18:
Figure BDA0002145010770000255
按通用方法A,使用1-溴-2-甲氧基萘(47.4mg,0.2mmol,1.0equiv)和5,5-二甲基-2-(2-甲基苯基)-1,3,2-二氧杂环己硼烷(49.0mg,0.24mmol,1.2equiv)以及0.5mol%催化剂,制备得无色油状物,产率为91%,93%ee。
化合物I-18:
Figure BDA0002145010770000256
按通用方法B,使用1-溴-2-甲氧基萘(47.4mg,0.2mmol,1.0equiv)和(2-甲基苯基)三氟硼酸钾(79.2mg,0.4mmol,2.0equiv),制备得无色油状物,产率为98%,90%ee。
化合物I-19:按通用方法A,使用4,4,5,5-四甲基-2-(2-甲基-1-萘基)-1,3,2-二氧杂环戊硼烷(53.6mg,0.2mmol,1.0equiv),1-溴异喹啉(83.2mg,0.4mmol,2.0equiv)以及2mol%催化剂,制备得无色油状物,产率为60%。1H NMR(400MHz,CDCl3)δ:8.73(d,J=5.7Hz,1H),8.01–7.82(m,3H),7.75(d,J=5.8Hz,1H),7.66(m,1H),7.47(d,J=8.4Hz,1H),7.43–7.33(m,3H),7.25–7.19(m,1H),6.99(d,J=8.5Hz,1H),2.10(s,3H).13C NMR(101MHz,CDCl3)δ:160.6,142.9,136.4,134.9,134.4,133.0,132.1,130.4,128.7,128.5,128.4,128.0,127.5,127.3,127.1,126.3,125.7,125.0,120.1,20.2.
Figure BDA0002145010770000257
Figure BDA0002145010770000258
HPLC分析(AD-H,5%IPA的环己烷溶液,1.0mL/min,254nm)测得90%ee:tR(major)=10.3min,tR(minor)=10.9min.HRMS(ESI)计算值C20H16N[M+H]+m/z 270.1277,实测值270.1283.
化合物I-21:按通用方法A,制备得无色油状物,产率为88%。1H NMR(400MHz,CDCl3)δ:9.06(d,J=4.4Hz,1H),8.27(d,J=8.5Hz,1H),7.90(m,2H),7.72(m,1H),7.49(d,J=8.5Hz,1H),7.41(t,J=7.6Hz,1H),7.37–7.30(m,2H),7.30–7.21(m,3H),7.08(d,J=8.5Hz,1H),2.11(s,3H).13C NMR(101MHz,CDCl3)δ:150.3,148.5,147.1,133.9,133.2,132.5,131.9,129.8,129.7,128.6,128.4,128.0,128.0,127.0,126.5,126.0,125.7,125.2,122.8,20.5.
Figure BDA0002145010770000261
HPLC分析(AD-H,3%IPA的环己烷溶液,1.0mL/min,254nm)测得93%ee:tR(minor)=11.9min,tR(major)=18.2min.HRMS(ESI)计算值C20H16N[M+H]+m/z 270.1277,实测值270.1279.
化合物I-22:
Figure BDA0002145010770000262
按通用方法A,制备得黄色油状物,产率为94%。1H NMR(400MHz,CDCl3)δ:8.92(m,1H),8.25(d,J=8.5Hz,1H),7.90(d,J=8.3Hz,2H),7.85(m,1H),7.58–7.53(m,1H),7.52–7.44(m,2H),7.44–7.38(m,1H),7.23(m,1H),7.18(m,1H),7.10(d,J=8.5Hz,1H),2.10(s,3H).13C NMR(101MHz,CDCl3)δ:150.5,148.6,137.9,134.6,134.6,134.3,133.4,132.0,129.3,129.1,128.6,128.6,128.4,128.1,128.0,127.8,126.2,126.0,125.1,121.3,20.6.
Figure BDA0002145010770000263
HPLC分析(AD-H,3%IPA的环己烷溶液,1.0mL/min,254nm)测得94%ee:tR(minor)=10.2min,tR(major)=11.1min.HRMS(ESI)计算值C20H16N[M+H]+m/z 270.1277,实测值270.1276.
化合物I-22:
Figure BDA0002145010770000264
按通用方法A,制备得黄色油状物,产率为87%,94%ee。
化合物I-23:按通用方法A,制备得无色油状物,产率为91%。1H NMR(400MHz,CDCl3)δ:9.36(s,1H),8.35(d,J=5.9Hz,1H),8.08(d,J=8.2Hz,1H),8.02(d,J=9.0Hz,1H),7.89(d,J=8.2Hz,1H),7.76(t,J=7.6Hz,1H),7.67(d,J=7.0Hz,1H),7.45(d,J=9.1Hz,1H),7.35(t,J=7.5Hz,1H),7.31–7.21(m,1H),7.13(m,2H),3.77(s,3H).13C NMR(101MHz,CDCl3)154.7,152.9,143.2,135.7,134.0,133.9,132.9,130.2,129.1,129.0,128.1,127.4,127.1,126.8,125.0,123.8,121.2,119.0 113.5 56.6.
Figure BDA0002145010770000265
Figure BDA0002145010770000266
HPLC分析(AD-H,5%IPA的环己烷溶液,1.0mL/min,254nm)测得95%ee:tR(major)=17.8min,tR(minor)=19.6min.HRMS(ESI)计算值C20H16NO[M+H]+m/z 286.1226,实测值286.1227.
化合物I-24:按通用方法A,制备得无色油状物,产率为84%。1H NMR(400MHz,CDCl3)δ:8.70(s,1H),8.57(d,J=5.7Hz,1H),8.04–7.89(m,3H),7.85(t,J=7.7Hz,1H),7.78(d,J=5.8Hz,1H),7.53(t,J=7.7Hz,2H),7.44(t,J=7.5Hz,1H),7.31–7.26(m,1H),7.13(d,J=8.5Hz,1H),2.16(s,3H).13C NMR(101MHz,CDCl3)δ:151.2,143.1,138.6,136.3,134.6,133.9,133.5,132.0,130.4,129.4,128.6,128.3,128.0,127.7,126.3,126.3125.9,125.1,120.8,20.7.
Figure BDA0002145010770000267
HPLC分析(AD-H,5%IPA的环己烷溶液,1.0mL/min,254nm)测得94%ee:tR(minor)=8.8min,tR(major)=10.0min.HRMS(ESI)计算值C20H16N[M+H]+m/z 270.1277,实测值270.1278.
化合物I-25:按通用方法A,制备得无色油状物,产率为82%。1H NMR(400MHz,CDCl3)δ:8.86(m,1H),8.27(m,1H),7.97(m,1H),7.92(d,J=8.3Hz,2H),7.71(t,J=7.5Hz,1H),7.66(m,1H),7.55(d,J=8.4Hz,1H),7.45–7.36(m,2H),7.30–7.23(m,1H),7.20(d,J=8.5Hz,1H),2.18(s,3H).13C NMR(101MHz,CDCl3)δ:150.6,147.2,139.3,136.4,135.9,134.2,133.5,132.1,131.7,128.7,128.7,128.0,127.8,127.7,126.4,126.2,125.7,124.6,121.1,20.9.
Figure BDA0002145010770000268
HPLC分析(IC,5%IPA的环己烷溶液,1.0mL/min,254nm)测得90%ee:tR(major)=11.4min,tR(minor)=12.0min.HRMS(ESI)计算值C20H16ON[M+H]+m/z 270.1277,实测值270.1279.
化合物I-26:按通用方法A,制备得无色油状物,产率为92%。H NMR(400MHz,CDCl3)δ:8.77(m,1H),8.29(d,J=9.3Hz,1H),7.96(t,J=7.7Hz,2H),7.70–7.58(m,2H),7.54–7.45(m,2H),7.42(m,1H),7.34–7.27(m,2H),7.16–7.05(m,1H),3.78(s,3H).13C NMR(101MHz,CDCl3)δ:154.7,148.1,143.7,133.8,133.7,133.2,132.8,130.7,129.3,128.6,128.4,128.2,126.1,125.9,125.5,122.9,121.3,116.8,56.7,56.7.
Figure BDA0002145010770000271
HPLC分析(AD-H,5%IPA的环己烷溶液,1.0mL/min,254nm)测得96%ee:tR(minor)=13.1min,tR(major)=14.4min.HRMS(ESI)计算值C20H16NO[M+H]+m/z286.1226,实测值286.1226.
化合物I-27:按通用方法A,制备得无色油状物,产率为98%。1H NMR(400MHz,CDCl3)δ:8.92(m,1H),8.25(d,J=8.5Hz,1H),8.00(d,J=9.1Hz,1H),7.95–7.82(m,2H),7.68(m,1H),7.56–7.49(m,1H),7.44(d,J=9.1Hz,1H),7.38–7.28(m,1H),7.27–7.22(m,2H),7.22–7.10(m,2H),3.75(s,3H).13C NMR(101MHz,CDCl3)δ:154.6,150.2,148.4,135.0,134.7,134.2,130.0,129.3,129.1,129.0,129.0,128.2,128.0,126.7,125.1,123.8,121.4,121.1,113.4,56.6,56.5.
Figure BDA0002145010770000272
HPLC分析(AD-H,5%IPA的环己烷溶液,1.0mL/min,254nm)测得95%ee:tR(minor)=14.0min,tR(major)=15.0min.HRMS(ESI)计算值C20H16NO[M+H]+m/z 286.1226,实测值286.1230.
化合物I-28:按通用方法A,制备得黄色油状物,产率为79%。1H NMR(400MHz,CDCl3)δ:8.96–8.84(m,1H),8.21(d,J=8.5Hz,1H),7.95(d,J=9.0Hz,1H),7.90–7.79(m,2H),7.68(m,1H),7.50(d,J=7.0Hz,1H),7.39(d,J=9.0Hz,1H),7.32(t,J=7.4Hz,1H),7.26–7.21(m,1H),7.19(m,1H),7.15(d,J=8.5Hz,1H),4.01(m,2H),1.02(t,J=7.0Hz,3H).13C NMR(101MHz,CDCl3)δ:154.0,150.2,148.5,135.2,134.8,134.3,129.9,129.2,129.1,128.9,128.2,128.0,126.7,125.2,123.8,122.3,120.9,115.2,65.1,14.9.
Figure BDA0002145010770000273
HPLC分析(AD-H,5%IPA的环己烷溶液,1.0mL/min,254nm)测得92%ee:tR(major)=11.1min,tR(minor)=13.5min.HRMS(ESI)计算值C21H18NO[M+H]+m/z300.1383,实测值300.1383.
化合物I-29:按通用方法A,制备得黄色油状物,产率为94%。1H NMR(400MHz,CDCl3)δ:8.59(m,1H),7.91(d,J=9.0Hz,1H),7.83(m,1H),7.49(m,1H),7.38–7.29(m,3H),7.23(m,2H),3.82(s,3H),2.25(s,3H).13C NMR(101MHz,CDCl3)δ:158.0,153.8,148.2,138.9,133.0,131.4,129.8,128.9,128.1,126.8,124.4,123.7,121.9,120.9,113.2,56.4,56.3,22.7.
Figure BDA0002145010770000274
HPLC分析(OJ-H,5%IPA的环己烷溶液,1.0mL/min,254nm)测得93%ee:tR(minor)=9.8min,tR(major)=16.0min.HRMS(ESI)计算值C17H16NO[M+H]+m/z 250.1226,实测值250.1226.
化合物I-30:按通用方法A,制备得黄色油状物,产率为79%。1H NMR(400MHz,CDCl3)δ:9.35(s,1H),8.79(s,1H),8.17(m,1H),8.06(m,1H),7.94–7.88(m,2H),7.56(m1H),7.50(d,J=8.4Hz,1H),7.42(m,1H),7.26(m,1H),7.04(m,1H),2.11(s,3H).13C NMR(101MHz,CDCl3)δ:159.2,155.5,150.5,138.7,134.8,134.1,133.4,132.4,132.0,129.8,128.7,128.6,128.1,128.0,126.6,125.6,125.3,124.5,20.8.
Figure BDA0002145010770000275
HPLC分析(AD-H,1%IPA的环己烷溶液,1.0mL/min,220nm)测得94%ee:tR(minor)=9.8min,tR(major)=11.3min.HRMS(ESI)计算值C19H15N2[M+H]+m/z271.1230,实测值271.1233.
化合物I-31:按通用方法A,制备得白色固体,产率为93%。1H NMR(400MHz,CDCl3)δ:8.07(d,J=9.0Hz,1H),7.95(d,J=8.2Hz,1H),7.69(t,J=7.7Hz,1H),7.53(d,J=8.7Hz,2H),7.43–7.32(m,4H),7.30–7.22(m,2H),6.84(m,1H),6.76(d,J=7.9Hz,1H),3.90(s,3H),3.78(s,3H).13C NMR(101MHz,CDCl3)δ:154.3,141.3,141.1,133.7,131.3,129.5,129.2,127.9,126.5,125.6,125.4,125.3,123.9,123.7,122.8,122.0,121.8,121.8,118.7,114.0,108.1,107.6,56.9,29.2.
Figure BDA0002145010770000281
HPLC分析(IC,1%IPA的环己烷溶液,1.0mL/min,220nm)测得99%ee:tR(minor)=8.4min,tR(major)=9.9min.HRMS(ESI)计算值C24H20NO[M+H]+m/z 338.1539,实测值338.1542.
化合物I-32:按通用方法A,制备得白色固体,产率为82%。1H NMR(400MHz,CDCl3)δ:7.90(d,J=9.0Hz,1H),7.84–7.78(m,1H),7.37(d,J=9.0Hz,1H),7.35–7.26(m,3H),7.25–7.19(m,2H),6.96(m,1H),6.71(d,J=1.3Hz,1H),3.79(s,3H),3.74(s,3H),1.40(s,3H).13C NMR(101MHz,CDCl3)δ:154.5,137.5,134.9,129.4,129.0,128.7,127.7,127.4,127.3,126.2,126.0,124.8,123.4,121.4,121.4,113.7,111.0,108.5,56.9,32.7,10.6.
Figure BDA0002145010770000282
HPLC分析(AD-H,1%IPA的环己烷溶液,1.0mL/min,230nm)测得90%ee:tR(major)=8.8min,tR(minor)=12.1min.HRMS(ESI)计算值C21H20NO[M+H]+m/z302.1539,实测值302.1546.
化合物I-33:按通用方法A,制备得无色油状物,产率为97%。1H NMR(400MHz,CDCl3)δ:8.01(m,1H),7.90(t,J=8.8Hz,2H),7.52(t,J=7.7Hz,2H),7.44(m,1H),7.37–7.28(m,4H),6.73(m,1H),2.21(s,3H).13C NMR(101MHz,CDCl3)δ:140.0,139.6,136.4,135.2,133.9,133.0,132.1,128.7,127.9,127.7,126.3,126.2,126.1,126.0,125.0,124.4,123.6,121.7,20.7.
Figure BDA0002145010770000283
HPLC分析(OJ-H,1%IPA的环己烷溶液,1.0mL/min,220nm)测得86%ee:tR(minor)=8.4min,tR(major)=11.7min.HRMS(EI)计算值C15H14S[M]+m/z 274.0816,实测值274.0820.
化合物I-34:按通用方法B,制备得白色固体,产率为98%。1H NMR(400MHz,CDCl3)δ:8.88(m,1H),8.75(m,1H),8.25(d,J=9.3Hz,1H),8.20(d,J=8.5Hz,1H),7.81(m,1H),7.63(d,J=9.4Hz,1H),7.59(m),7.45(m,2H),7.19(dd,J=8.5,4.2Hz,1H),7.12(dd,J=8.6,4.1Hz,1H),3.75(s,3H).13C NMR(101MHz,CDCl3)δ:154.7,150.4,148.5,148.4,143.9,134.3,133.6,133.3,131.3,129.6,129.2,129.2,129.1,128.0,121.6,121.2,121.2,116.5,56.6.
Figure BDA0002145010770000284
HPLC分析(AD-H,10%IPA的环己烷溶液,1.0mL/min,230nm)测得95%ee:tR(minor)=19.9min,tR(major)=26.3min.HRMS(ESI)计算值C19H15N2O[M+H]+m/z 287.1179,实测值287.1182.
化合物I-35:按通用方法A,制备得白色固体,产率为57%。1H NMR(400MHz,CDCl3)δ:7.97(d,J=9.0Hz,2H),7.86(d,J=8.1Hz,2H),7.45(d,J=9.0Hz,2H),7.31(t,J=7.4Hz,2H),7.24–7.16(m,2H),7.10(d,J=8.5Hz,2H),3.76(s,6H).13C NMR(101MHz,CDCl3)δ:155.1,134.2,129.5,129.4,128.1,126.4,125.4,123.6,119.7,114.4,57.1.
Figure BDA0002145010770000285
HPLC分析(IC,1%IPA的环己烷溶液,1.0mL/min,280nm)测得96%ee:tR(major)=8.3min,tR(minor)=9.5min.
化合物I-36:按通用方法A,制备得白色固体,产率为62%。1H NMR(400MHz,CDCl3)δ:7.91(d,J=9.0Hz,1H),7.86–7.75(m,3H),7.36(dd,J=14.9,9.0Hz,2H),7.28–7.21(m,2H),7.19–7.09(m,3H),7.07(m,4H),6.95–6.84(m,2H),5.04–4.89(m,2H),3.67(s,3H).13CNMR(101MHz,CDCl3)δ:155.1,154.2,137.7,134.3,134.2,129.6,129.5,129.4,129.3,128.3,128.1,128.0,127.4,126.9,126.5,126.4,125.6,125.5,123.9,123.6,121.0,119.6,116.4,114.0,56.8.
Figure BDA0002145010770000286
HPLC分析(IC,1%IPA的环己烷溶液,1.0mL/min,254nm)测得92%ee:tR(major)=7.0min,tR(minor)=9.1min.
化合物I-37:按通用方法A,制备得白色固体,产率为85%。1H NMR(400MHz,CDCl3)δ:7.90(d,J=9.0Hz,1H),7.86–7.78(m,1H),7.30(m,5H),7.14(d,J=7.6Hz,1H),7.03(t,J=8.6Hz,1H),3.83(s,3H),1.97(s,3H).13C NMR(101MHz,CDCl3)δ:161.9,159.5,154.4,140.5,140.5,133.2,129.9,129.1,128.8,128.8,128.8,128.2,128.2,126.8,125.4,125.4,124.4,123.7,123.7,123.6,117.6,113.7,113.6,112.9,112.7,56.7,56.7,19.8,19.6.19F NMR(376MHz,CDCl3)δ:-113.9.
Figure BDA0002145010770000291
HPLC分析(AD-H,1%IPA的环己烷溶液,1.0mL/min,220nm)测得95%ee:tR(major)=5.0min,tR(minor)=6.5min.HRMS(EI)计算值C18H15OF[M]+m/z 266.1107,实测值226.1102.
化合物I-38:按通用方法A,制备得棕色固体,产率为54%。1H NMR(400MHz,CDCl3)8.77(m,1H),8.25(d,J=9.3Hz,1H),7.99(d,J=9.0Hz,1H),7.88(d,J=8.2Hz,1H),7.68(d,J=9.3Hz,1H),7.45(d,J=9.0Hz,2H),7.33(m,1H),7.27–7.21(m,1H),7.13(m,1H),7.10–7.05(m,1H),3.79(s,3H),3.77(s,3H).13C NMR(101MHz,CDCl3)δ:155.2,155.1,148.3,144.3,134.0,133.7,130.8,130.0,129.3,129.2,128.2,126.7,125.0,123.8,121.4,119.4,118.2,117.4,114.1,56.9,56.9.
Figure BDA0002145010770000292
HPLC分析(AD-H,5%IPA的环己烷溶液,1.0mL/min,280nm)测得94%ee:tR(major)=22.5min,tR(minor)=27.5min.HRMS(ESI)calculated
化合物I-39:按通用方法A,使用1,4-二溴萘(57.2mg,0.2mmol,1.0equiv),(2-甲氧基-1-萘基)硼酸(145.5mg,0.72mmol,3.6equiv),氢氧化钾(56mg,1.0mmol,5.0equiv),2mol%催化剂以及2mL叔丁醇,制备得白色固体,产率为74%。1H NMR(400MHz,CDCl3)δ:7.98(d,J=9.0Hz,2H),7.87(d,J=8.1Hz,2H),7.56(s,2H),7.47(d,J=9.0Hz,2H),7.42(m,2H),7.37–7.32(m,3H),7.32–7.19(m,5H),3.82(s,6H).13C NMR(101MHz,CDCl3)δ:154.9,134.5,134.3,133.3,129.6,129.2,128.3,127.9,126.6,126.5,126.0,125.7,123.7,123.7,114.1,57.0.
Figure BDA0002145010770000293
HPLC分析(IC,1%IPA的环己烷溶液,1.0mL/min,220nm)测得>99%ee:tR(minor)=8.0min,tR(major)=16.0min.HRMS(ESI)计算值C32H25O2[M+H]+m/z 441.1849,实测值441.1857.
化合物I-40:按通用方法A,使用1,4-二溴萘(57.2mg,0.2mmol,1.0equiv),(2-甲基-1-萘基)硼酸(133.9mg,0.72mmol,3.6equiv),氢氧化钾(56mg,1.0mmol,5.0equiv),2mol%催化剂以及2mL叔丁醇,制备得白色固体,产率为60%。1H NMR(400MHz,CDCl3)δ:7.95(d,J=8.3Hz,5H),7.59(d,J=8.2Hz,2H),7.54(s,2H),7.46(m,3H),7.39–7.34(m,3H),7.32(d,J=4.0Hz,4H),2.31(s,6H).13C NMR(101MHz,CDCl3)δ:137.2,136.3,134.7,133.7,132.9,132.2,128.8,128.0,127.7,127.7,126.5,126.4,126.2,126.1,125.0,20.9.
Figure BDA0002145010770000294
HPLC分析(waters UPC)(OJ-3,20%CO2 in methanol,1.0mL/min,214nm)测得>99%ee:tR(major)=24.0min,tR(minor)=34.9min.

Claims (10)

1.一种如式IV或如式IV’所示化合物,其特征在于,其结构如下所示:
Figure FDA0002145010760000011
其中,Ar3a、Ar3b、Ar3c和Ar3d独立地为未取代或R3a-1取代的C6-C14的芳基;每个R3a-1独立地为C1-C4的烷基;
R7a、R7b、R7c、R8a、R8b和R8c独立地为氢或C1-C4的烷基;
R5和R6独立地为氢、C1-C4的烷基、卤素、
Figure FDA0002145010760000012
或C6-C10的芳基;其中,R5-1和R5-2独立地为氢或C1-C4的烷基;
Figure FDA0002145010760000013
为单键或双键;
或者,R5、R6和与其相连的碳原子一起形成
Figure FDA0002145010760000014
2.如权利要求1所述的如式IV或如式IV’所示化合物,其特征在于,当Ar3a、Ar3b、Ar3c和Ar3d独立地为R3a-1取代的C6-C14的芳基时,所述的R3a-1独立地为一个或多个,优选1、2、3或4个,当存在多个R3a-1时,所述的R3a-1可相同或不同;
和/或,当Ar3a、Ar3b、Ar3c和Ar3d独立地为未取代或R3a-1取代的C6-C14的芳基时,所述的C6-C14的芳基独立地为C6-C10的芳基,优选苯基或萘基,更优选苯基;
和/或,当R3a-1独立地为C1-C4的烷基时,所述的C1-C4的烷基独立地为甲基或叔丁基,优选叔丁基;
和/或,当R7a、R7b、R7c、R8a、R8b和R8c独立地为C1-C4的烷基时,所述的C1-C4的烷基为甲基;
和/或,当R5和R6独立地为卤素时,所述的卤素独立地为F、Cl、Br或I;
和/或,当R5和R6独立地为C6-C10的芳基时,所述的C6-C10的芳基独立地为苯基或萘基。
3.如权利要求2所述的如式IV或如式IV’所示化合物,其特征在于,当Ar3a、Ar3b、Ar3c和Ar3d独立地为R3a-1取代的C6-C14的芳基时,所述的R3a-1取代的C6-C10的芳基独立地为
Figure FDA0002145010760000015
和/或,Ar3a、Ar3b、Ar3c和Ar3d相同;
和/或,Ar3a、Ar3b、Ar3c和Ar3d相同,Ar3a、Ar3b、Ar3c和Ar3d为R3a-1取代的C6-C14的芳基;
和/或,R7a、R7c、R8a和R8c相同,R7b和R8b相同;
和/或,R7a、R7c、R8a和R8c为氢,R7b和R8b相同,R7b和R8b为C1-C4的烷基。
4.如权利要求1所述的如式IV或如式IV’所示化合物,其特征在于,所述的如式IV或如式IV’所示化合物为以下任一方案:
方案1:
Ar3a、Ar3b、Ar3c和Ar3d独立地为未取代或R3a-1取代的C6-C14的芳基;每个R3a-1独立地为C1-C4的烷基;
Ar3a、Ar3b、Ar3c和Ar3d相同;
R7a、R7c、R8a和R8c为氢,R7b和R8b独立地为C1-C4的烷基,且R7b和R8b相同;
R5和R6为氢;
Figure FDA0002145010760000021
为单键或双;
或者,R5和R6和与其相连的碳原子一起形成
Figure FDA0002145010760000022
方案2:
Ar3a、Ar3b、Ar3c和Ar3d独立地为R3a-1取代的C6-C14的芳基;每个R3a-1独立地为C1-C4的烷基;
Ar3a、Ar3b、Ar3c和Ar3d相同;
R7a、R7c、R8a和R8c为氢,R7b和R8b独立地为C1-C4的烷基,且R7b和R8b相同;
R5和R6为氢;
Figure FDA0002145010760000023
为单键或双键;
或者,R5和R6和与其相连的碳原子一起形成
Figure FDA0002145010760000024
方案3:
Ar3a、Ar3b、Ar3c和Ar3d独立地为R3a-1取代的C6-C14的芳基;每个R3a-1独立地为C1-C4的烷基,优选叔丁基;
Ar3a、Ar3b、Ar3c和Ar3d相同;
R7a、R7c、R8a和R8c为氢,R7b和R8b独立地为C1-C4的烷基,且R7b和R8b相同;
R5和R6为氢;
Figure FDA0002145010760000025
为单键;
方案4:所述的如式IV或如式IV’所示化合物为以下任一结构:
Figure FDA0002145010760000026
Figure FDA0002145010760000031
5.一种所述的化合物IV-1或化合物IV-3的晶型,其特征在于,在使用辐射源为Ga-Kα的单晶X射线衍射光谱中,
Figure FDA0002145010760000032
所述的化合物IV-1的单晶属斜方晶系,空间群为P212121,其晶胞参数:
Figure FDA0002145010760000033
α=90°,
Figure FDA0002145010760000034
β=90°,
Figure FDA0002145010760000035
γ=90°,晶胞体积
Figure FDA0002145010760000036
晶胞内不对称单位数Z=4;所述的化合物IV-1的单晶参数优选为:
Figure FDA0002145010760000037
Figure FDA0002145010760000041
所述的化合物IV-3的单晶属斜方晶系,空间群为P212121,其晶胞参数:
Figure FDA0002145010760000042
α=90°,
Figure FDA0002145010760000043
β=90°,
Figure FDA0002145010760000044
γ=90°,晶胞体积
Figure FDA0002145010760000045
晶胞内不对称单位数Z=4;所述的化合物IV-3的单晶参数优选为:
Figure FDA0002145010760000046
6.一种如式IV或如式IV’所示化合物的制备方法,其包括以下步骤:有机溶剂中,在碱的作用下,将如式V或如式V’所示化合物与如式VI所示化合物进行如下所示的反应,即可;
Figure FDA0002145010760000047
Figure FDA0002145010760000051
其中,Ar3a、Ar3b、Ar3c、Ar3d、R5、R6、R7a、R7b、R7c、R8a、R8b、R8c
Figure FDA0002145010760000052
如权利要求1-4中任一项所述。
7.一种化合物1的制备方法,其特征在于,其包括以下步骤:溶剂中,在钯复合物和碱的作用下,将如式II所示化合物和如式III所示化合物进行如下所示的偶联反应,即可;所述的化合物1为如式I所示化合物或如式I’所示化合物;
Figure FDA0002145010760000053
其中,
X为Cl、Br、I、OTs或OTf;
Y为B(OH)2、BPin、Bneo或BF3K;
Ar1和Ar2独立地为C6-C14的芳基、或“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的5-14元的杂芳基;
Z1、Z2、Z3、W1、W2和W3独立地为N或CR;
每个R、R1、R2、R3和R4独立地为氢、羟基、醛基、氨基、硝基、氰基、卤素、未取代或R1-1取代的C1-C4的烷基、未取代或R1-2取代的C1-C4的烷氧基、未取代或R1-3取代的C6-C14的芳基、未取代或R1-4取代的“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的C5-C14的杂芳基、
Figure FDA0002145010760000054
每个R1-1、R1-2、R1-3和R1-4独立地为卤素、C1-C4的烷基、C1-C4的烷氧基、或C6-C14的芳基;
每个R1-5独立地为羟基、C1-C4的烷基或C1-C4的烷氧基;
每个R1-6和R1-7独立地为氢或C1-C4的烷基;
或者,R1、R2与其相连的碳原子、和/或、R3、R4与其相连的碳原子一起独立地形成未取代或Ra取代的C6-C14的芳基、或未取代或Rb取代的“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的5-14元的杂芳基;
每个Ra和Rb独立地为羟基、醛基、氨基、硝基、氰基、卤素、未取代或Ra-1取代的C1-C4的烷基、未取代或Ra-2取代的C1-C4的烷氧基、
Figure FDA0002145010760000061
每个Ra-1和Ra-2独立地为卤素、C1-C4的烷基、C1-C4的烷氧基、或C6-C14的芳基;
每个Ra-3独立地为羟基、C1-C4的烷基或C1-C4的烷氧基;
每个Ra-4和Ra-5独立地为氢或C1-C4的烷基;
所述的钯复合物为如式IV或如式IV’所示化合物,
Figure FDA0002145010760000062
其中,Ar3a、Ar3b、Ar3c、Ar3d、R5、R6、R7a、R7b、R7c、R8a、R8b、R8c
Figure FDA0002145010760000063
如权利要求1-4中任一项所述;
当钯复合物为
Figure FDA0002145010760000064
时,所述的化合物1为如式I所示化合物;
当钯复合物为
Figure FDA0002145010760000065
时,所述的化合物1为如式I’所示化合物。
8.如权利要求7所述的化合物1的制备方法,其特征在于,当Ar1为C6-C14的芳基时,所述的C6-C14的芳基为C6-C10的芳基,优选苯基或萘基,更优选苯基;
和/或,当Ar1为“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的5-14元的杂芳基时,所述的5-14元的杂芳基为5-6元的单环杂芳基、或、6-14元的稠杂芳基,优选5-6元的单环杂芳基;所述的5-6元的单环杂芳基优选呋喃基、噻吩基、吡咯基、吡啶基、哒嗪基、嘧啶基或吡嗪基,更优选吡啶基;
和/或,当Ar2为C6-C14的芳基时,所述的C6-C14的芳基为C6-C10的芳基,优选苯基或萘基,更优选苯基;
和/或,当Ar2为“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的5-14元的杂芳基时,所述的5-14元的杂芳基为5-6元的单环杂芳基、或、6-14元的稠杂芳基,优选5-6元的单环杂芳基;所述的5-6元的单环杂芳基优选呋喃基、噻吩基、吡咯基、吡啶基、哒嗪基、嘧啶基或吡嗪基,更优选吡啶基;
和/或,当R、R1、R2、R3和R4独立地为卤素时,所述的卤素独立地为F、Cl、Br或I,优选F;
和/或,当R、R1、R2、R3和R4独立地为R1-1取代的C1-C4的烷基时,所述的R1-1独立地为一个或多个,优选1、2或3个,当存在多个R1-1时,所述的R1-1可相同或不同;
和/或,当R、R1、R2、R3和R4独立地为未取代或R1-1取代的C1-C4的烷基时,所述的C1-C4的烷基为甲基;
和/或,当R、R1、R2、R3和R4独立地为R1-2取代的C1-C4的烷氧基时,所述的R1-2独立地为一个或多个,优选1、2或3个,当存在多个R1-2时,所述的R1-2可相同或不同;
和/或,当R、R1、R2、R3和R4独立地为未取代或R1-2取代的C1-C4的烷氧基时,所述的C1-C4的烷氧基独立地为甲氧基或乙氧基;
和/或,当R、R1、R2、R3和R4独立地为R1-3取代的C6-C14的芳基时,所述的R1-3独立地为一个或多个,优选1、2、3或4个,当存在多个R1-3时,所述的R1-3可相同或不同;
和/或,当R、R1、R2、R3和R4独立地为未取代或R1-3取代的C6-C14的芳基时,所述的C6-C14的芳基独立地为C6-C10的芳基,优选苯基或萘基;
和/或,当R1-1、R1-2、R1-3和R1-4独立地为卤素时,所述的卤素独立地为F、Cl、Br或I,优选F;
和/或,当R1-1、R1-2、R1-3、R1-4、R1-5、R1-6和R1-7独立地为C1-C4的烷基时,所述的C1-C4的烷基为甲基;
和/或,当R1-1、R1-2、R1-3、R1-4和R1-5独立地为C1-C4的烷氧基时,所述的C1-C4的烷氧基独立地为甲氧基或乙氧基;
和/或,当R1-1、R1-2、R1-3、R1-4独立地为C6-C14的芳基时,所述的C6-C14的芳基独立地为C6-C10的芳基,优选苯基;
和/或,当R1-5、R1-6和R1-7独立地为C1-C4的烷基时,所述的C1-C4的烷基独立地为甲基或乙基;
和/或,当R1-5为C1-C4的烷氧基时,所述的C1-C4的烷氧基为甲氧基或乙氧基;
和/或,当R1、R2与其相连的碳原子、和/或、R3、R4与其相连的碳原子一起独立地形成Ra取代的C6-C14的芳基时,所述的Ra独立地为一个或多个,优选1、2或3个,当存在多个Ra时,所述的Ra可相同或不同;
和/或,当R1、R2与其相连的碳原子、和/或、R3、R4与其相连的碳原子一起独立地形成未取代或Ra取代的C6-C14的芳基时,所述的C6-C14的芳基为C6-C10的芳基,优选苯基或萘基;
和/或,当R1、R2与其相连的碳原子、和/或、R3、R4与其相连的碳原子一起独立地形成Rb取代的“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的5-14元的杂芳基时,所述的Rb独立地为一个或多个,优选1、2或3个,当存在多个Rb时,所述的Rb可相同或不同;
和/或,当R1、R2与其相连的碳原子、和/或、R3、R4与其相连的碳原子一起独立地形成未取代或Rb取代的“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的5-14元的杂芳基时,所述的5-14元的杂芳基为5-6元的单环杂芳基或6-14元的稠杂芳基,优选5-6元的单环杂芳基;所述的5-6元的单环杂芳基优选呋喃基、噻吩基、吡咯基、吡啶基、嘧啶基、哒嗪基或吡嗪基,更优选噻吩基、吡咯基、吡啶基或嘧啶基;所述的6-14元的稠杂芳基优选6-10元的稠杂芳基,更优选吲哚基、异吲哚基、喹啉基、异喹啉基,进一步优选吲哚基;
和/或,当Ra和Rb独立地为卤素时,所述的卤素独立地为F、Cl、Br或I;
和/或,当Ra和Rb独立地为Ra-1取代的C1-C4的烷基时,所述的Ra-1独立地为一个或多个,优选1、2或3个,当存在多个Ra-1时,所述的Ra-1可相同或不同;
和/或,当Ra和Rb独立地为Ra-2取代的C1-C4的烷氧基时,所述的Ra-2独立地为一个或多个,优选1、2或3个,当存在多个Ra-2时,所述的Ra-2可相同或不同;
和/或,当Ra-1和Ra-2独立地为卤素时,所述的卤素独立地为F、Cl、Br或I;
和/或,当Ra-1、Ra-2、Ra-3、Ra-4和Ra-5独立地为C1-C4的烷基时,所述的C1-C4的烷基独立地为甲基或乙基;
和/或,当Ra-1、Ra-2和Ra-3独立地为C1-C4的烷氧基时,所述的C1-C4的烷氧基为甲氧基;
和/或,当Ra-1和Ra-2独立地为C6-C14的芳基时,所述的C6-C14的芳基为C6-C10的芳基,优选苯基。
9.如权利要求7所述的化合物1的制备方法,其特征在于,所述的如式I所示化合物或如式I’所示化合物为以下任一方案:
方案1:
X为Cl、Br或OTf;
Y为B(OH)2、BPin、Bneo或BF3K;
Ar1和Ar2独立地为C6-C14的芳基;
Z1、Z2、Z3、W1、W2和W3独立地为N或CR;
每个R、R1、R2、R3和R4独立地为氢、羟基、醛基、氨基、硝基、氰基、卤素、未取代或R1-1取代的C1-C4的烷基、未取代或R1-2取代的C1-C4的烷氧基、或未取代或R1-3取代的C6-C14的芳基;
每个R1-1、R1-2、R1-3和R1-4独立地为卤素、C1-C4的烷基、或C1-C4的烷氧基;
每个R1-5独立地为C1-C4的烷基或C1-C4的烷氧基;
每个R1-6和R1-7独立地为氢或C1-C4的烷基;
或者,R1、R2与其相连的碳原子、和/或、R3、R4与其相连的碳原子一起独立地形成未取代或Ra取代的C6-C14的芳基、或未取代或Rb取代的“杂原子选自N、O和S中的一种或多种,杂原子个数为1-4个”的5-14元的杂芳基;
每个Ra和Rb独立地为羟基、醛基、氨基、硝基、氰基、卤素、未取代的C1-C4的烷基、未取代的C1-C4的烷氧基、或
Figure FDA0002145010760000081
每个Ra-3独立地为C1-C4的烷基或C1-C4的烷氧基;
方案2:所述的如式I或式I’所示化合物为以下任一结构:
Figure FDA0002145010760000091
10.如权利要求7所述的化合物1的制备方法,其特征在于,所述的溶剂为有机溶剂、或有机溶剂和水的混合溶剂;所述的有机溶剂优选醇类溶剂、芳烃类溶剂和醚类溶剂中的一种或多种,更优选醇类溶剂和/或芳烃类溶剂;所述的醇类溶剂优选乙醇、异丙醇和叔丁醇中的一种或多种,更优选叔丁醇;所述的芳烃类溶剂优选甲苯;所述的醚类溶剂优选四氢呋喃(THF);当所述的溶剂为有机溶剂和水的混合溶剂时,所述的有机溶剂和水的体积比优选5:1-10:1,更优选8:1-10:1;
和/或,所述的碱为碱金属氢氧化物、碱金属碳酸盐、碱金属磷酸盐和碱金属醇盐中的一种或多种,优选碱金属氢氧化物;所述的碱金属氢氧化物优选氢氧化钾;所述的碱金属碳酸盐优选碳酸钾和/或碳酸铯;所述的碱金属磷酸盐优选磷酸钾;所述的碱金属醇盐优选甲醇钾和/或叔丁醇钾,更优选叔丁醇钾;
和/或,所述的如式III所示化合物与所述的如式II所示化合物的摩尔比为1:1-5:1,优选1:1-2:1;
和/或,所述的碱与所述的如式II所示化合物的摩尔比为1:1-:1,优选1:1-3:1;
和/或,所述的如式II所示化合物在所述的溶剂中的摩尔浓度为0.1-0.5mol/L,优选0.1-0.3mol/L;
和/或,所述的钯复合物与所述的如式II所示化合物的摩尔比为1:10-1:500,优选1:50-1:200;
和/或,所述的偶联反应温度为30-60℃;
和/或,所述的偶联反应的时间为24-48h。
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