JPH02225452A - Production of beta-cyanocarbonyl compound - Google Patents
Production of beta-cyanocarbonyl compoundInfo
- Publication number
- JPH02225452A JPH02225452A JP1046953A JP4695389A JPH02225452A JP H02225452 A JPH02225452 A JP H02225452A JP 1046953 A JP1046953 A JP 1046953A JP 4695389 A JP4695389 A JP 4695389A JP H02225452 A JPH02225452 A JP H02225452A
- Authority
- JP
- Japan
- Prior art keywords
- nmr
- alkyl
- cyanoformate
- beta
- colorless
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 150000001875 compounds Chemical class 0.000 title abstract description 16
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 12
- -1 alkyl cyanoformate Chemical compound 0.000 claims abstract description 11
- 150000003512 tertiary amines Chemical class 0.000 claims abstract description 7
- 150000001728 carbonyl compounds Chemical class 0.000 claims abstract description 4
- WFIZEGIEIOHZCP-UHFFFAOYSA-M potassium formate Chemical compound [K+].[O-]C=O WFIZEGIEIOHZCP-UHFFFAOYSA-M 0.000 claims abstract description 4
- 125000003342 alkenyl group Chemical group 0.000 claims abstract description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 6
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 235000011056 potassium acetate Nutrition 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 2
- 125000002837 carbocyclic group Chemical group 0.000 claims 1
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 abstract description 12
- OBWFJXLKRAFEDI-UHFFFAOYSA-N methyl cyanoformate Chemical compound COC(=O)C#N OBWFJXLKRAFEDI-UHFFFAOYSA-N 0.000 abstract description 6
- MSMGXWFHBSCQFB-UHFFFAOYSA-N ethyl cyanoformate Chemical compound CCOC(=O)C#N MSMGXWFHBSCQFB-UHFFFAOYSA-N 0.000 abstract description 4
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 abstract description 4
- YFTHZRPMJXBUME-UHFFFAOYSA-N tripropylamine Chemical compound CCCN(CCC)CCC YFTHZRPMJXBUME-UHFFFAOYSA-N 0.000 abstract description 2
- 239000004599 antimicrobial Substances 0.000 abstract 1
- QCVLYKIRAQZTRY-UHFFFAOYSA-M potassium;cyanoformate Chemical compound [K+].[O-]C(=O)C#N QCVLYKIRAQZTRY-UHFFFAOYSA-M 0.000 abstract 1
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 17
- 238000005481 NMR spectroscopy Methods 0.000 description 16
- 239000013078 crystal Substances 0.000 description 12
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 10
- 238000005160 1H NMR spectroscopy Methods 0.000 description 9
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 7
- 101150041968 CDC13 gene Proteins 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 235000019439 ethyl acetate Nutrition 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 239000012230 colorless oil Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000011345 viscous material Substances 0.000 description 2
- DYLIWHYUXAJDOJ-OWOJBTEDSA-N (e)-4-(6-aminopurin-9-yl)but-2-en-1-ol Chemical compound NC1=NC=NC2=C1N=CN2C\C=C\CO DYLIWHYUXAJDOJ-OWOJBTEDSA-N 0.000 description 1
- 102100034744 Cell division cycle 7-related protein kinase Human genes 0.000 description 1
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 101000945740 Homo sapiens Cell division cycle 7-related protein kinase Proteins 0.000 description 1
- 125000005233 alkylalcohol group Chemical group 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 125000002619 bicyclic group Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- ZOGHDTBRWUEJDP-UHFFFAOYSA-N diethylalumanylium;cyanide Chemical compound N#[C-].CC[Al+]CC ZOGHDTBRWUEJDP-UHFFFAOYSA-N 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 238000005669 hydrocyanation reaction Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- OOHAUGDGCWURIT-UHFFFAOYSA-N n,n-dipentylpentan-1-amine Chemical compound CCCCCN(CCCCC)CCCCC OOHAUGDGCWURIT-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical class O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 125000000547 substituted alkyl group Chemical group 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- LEIMLDGFXIOXMT-UHFFFAOYSA-N trimethylsilyl cyanide Chemical compound C[Si](C)(C)C#N LEIMLDGFXIOXMT-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Steroid Compounds (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、β−シアノカルボニル化合物の製造法に関す
る。DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention relates to a method for producing β-cyanocarbonyl compounds.
α、β−不飽和カルボニル化合物ハイドロシアネーショ
ンは有機合成化学上重要な反応であり、従来、青酸、K
CN、ジエチルアルミニウムシアナイド(Et2A I
CN)あるいはシアノトリメチルシラン(Me3Si
CN)等が用いられているが、収率、反応条件等に問題
が残っている。Hydrocyanation of α,β-unsaturated carbonyl compounds is an important reaction in organic synthetic chemistry.
CN, diethylaluminum cyanide (Et2A I
CN) or cyanotrimethylsilane (Me3Si
CN), etc., but there remain problems with yield, reaction conditions, etc.
したがって本発明の目的は、温和な条件下で、簡便に、
収率よくβ−シアノカルボニル化合物を製造する方法を
提供することである。Therefore, the object of the present invention is to easily, under mild conditions,
An object of the present invention is to provide a method for producing a β-cyanocarbonyl compound with good yield.
本発明の目的は、一般式(I)で表わされるα。 The object of the present invention is α represented by general formula (I).
β−不不飽和力水ボニル化合物、ギ酸カリウムおよび/
または酢酸カリウムと、三級アミンの存在下、アルキル
シアノホルメートを反応させることを特徴とする一般式
(II)で表わされるβ−シアノカルボニル化合物の製
造法により達成される。β-unsaturated hydrobonyl compound, potassium formate and/or
Alternatively, it can be achieved by a method for producing a β-cyanocarbonyl compound represented by the general formula (II), which is characterized by reacting potassium acetate with an alkyl cyanoformate in the presence of a tertiary amine.
R’
(II)
一般式(1)及び(II)において、R1は水素原子、
または置換されていてもよいアルキル基、たとえばメチ
ル基、シアノメチル基、R2は水素原子またはアルキル
基、たとえばメチル基、R3は水素原子またはアルキル
基、たとえばメチル基、R4はアルキル基またはアルケ
ニル基を示し、R1はR4と協同して炭素環を形成して
もよく、R2はR3と協同して炭素環を形成してもよく
、R3はR4と協同して炭素環を形成してもよい。R' (II) In general formulas (1) and (II), R1 is a hydrogen atom,
or an optionally substituted alkyl group, such as a methyl group or a cyanomethyl group; R2 represents a hydrogen atom or an alkyl group, such as a methyl group; R3 represents a hydrogen atom or an alkyl group, such as a methyl group; R4 represents an alkyl group or an alkenyl group. , R1 may cooperate with R4 to form a carbocycle, R2 may cooperate with R3 to form a carbocycle, and R3 may cooperate with R4 to form a carbocycle.
本発明の出発原料の具体例としては、後述の化合物(1
)〜Q43を挙げることができる。Specific examples of the starting materials of the present invention include the below-mentioned compound (1
) to Q43.
本発明に使用するアルキルシアノホルメートの例として
はメチルシアノホルメート、エチルシアノホルメートが
挙げられる。Examples of alkyl cyanoformates used in the present invention include methyl cyanoformate and ethyl cyanoformate.
三級アミンの例としては、トリメチルアミン、トリエチ
ルアミン、トリプロピルアミン、トリアミルアミンが挙
げられる。これらのアミンのうち、トリエチルアミンが
最も好ましい。Examples of tertiary amines include trimethylamine, triethylamine, tripropylamine, and triamylamine. Of these amines, triethylamine is most preferred.
溶媒としては、DMF及び低級アルキルアルコール類を
用いることができるが、n−プロパツール、DMF等が
好ましい。As the solvent, DMF and lower alkyl alcohols can be used, but n-propanol, DMF, etc. are preferable.
反応温度に特に制限はないが、40〜100℃が好まし
く、さらに好ましくは95〜100℃であり、溶媒の還
流温度でよい。The reaction temperature is not particularly limited, but is preferably 40 to 100°C, more preferably 95 to 100°C, and may be the reflux temperature of the solvent.
反応時間は、0.5時間〜7日で十分である。またこの
反応は、窒素ガスのような不活性ガス雰囲気下で近うこ
とが望ましい。A reaction time of 0.5 hours to 7 days is sufficient. It is also desirable that this reaction be carried out under an inert gas atmosphere such as nitrogen gas.
本発明の方法に用いる各出発原料及び試薬のモル比は、
好ましくは次の通りである。The molar ratio of each starting material and reagent used in the method of the present invention is:
Preferably, it is as follows.
式(りの化合物 100モル%アルキ
ルシγ) 100〜500モル%ホルメート
本発明方法において、化合物(I)が単環性化合物(1
,4,11,12)の場合は良好な立体選択性が見られ
る。また二環性化合物(6,7゜8.2.0)の場合は
A/B・トランス体が主成績体(cis/1rans=
1 / 1.3〜2.7 )であり、二環性化合物(
9,13〉の場合はA/B−シス体が主成績体(cis
/1rans= 11〜1.4 / 1 )である。Compound of formula (RI 100 mol% alkyl γ) 100 to 500 mol% formate In the method of the present invention, compound (I) is a monocyclic compound (1
, 4, 11, 12), good stereoselectivity is observed. In addition, in the case of bicyclic compounds (6,7°8.2.0), the A/B trans isomer is the main product (cis/1rans=
1/1.3-2.7), and a bicyclic compound (
9,13〉, the A/B-cis isomer is the main body (cis
/1rans=11-1.4/1).
本発明方法によれば、シアン化剤として従来知られてい
なかった市販のメチルシアノホルメートあるいはエチル
シアノホルメート等のアルキルシアノホルメートを用い
、弱塩基の存在下温和な条件下、簡便に収率良く、β−
シアノカルボニル化合物を得ることができる。また、得
られた化合物(U)は抗菌剤、除草剤、昆虫制御剤等の
合成の重要な中間体となりうる。According to the method of the present invention, a commercially available alkyl cyanoformate such as methyl cyanoformate or ethyl cyanoformate, which has not been previously known as a cyanating agent, is used and can be easily collected under mild conditions in the presence of a weak base. β-
A cyanocarbonyl compound can be obtained. Moreover, the obtained compound (U) can be an important intermediate for the synthesis of antibacterial agents, herbicides, insect control agents, etc.
三級アミン 120〜150モル%〔実施例
〕
以下、実施例により、本発明を更に具体的に説明する。Tertiary amine 120 to 150 mol% [Example] The present invention will be explained in more detail below with reference to Examples.
実施例1
化合物(1) (in moj’) 、酢酸カリウム(
1,2n++r+of)のDMF (5mj’)溶液に
、メチルシアノホルメー) (1,5mmol)および
トリエチルアミン(L、 31Tl mojりを加え、
窒素気流中、95℃で30分加熱還流した。低沸点物を
減圧留去後、残渣を酢酸エチルに溶かし、水、飽和食塩
水で順次洗浄し、Mg5Lで乾燥した。酢酸エチルを減
圧留去後、残渣をSiO□カラムクロマトグラフィーに
より精製し、化合物QSIを得た。Example 1 Compound (1) (in moj'), potassium acetate (
To a solution of 1,2n++r+of) in DMF (5mj'), add methylcyanoforme) (1,5mmol) and triethylamine (L, 31Tl moj'),
The mixture was heated under reflux at 95° C. for 30 minutes in a nitrogen stream. After distilling off low-boiling substances under reduced pressure, the residue was dissolved in ethyl acetate, washed successively with water and saturated brine, and dried over 5 L of Mg. After ethyl acetate was distilled off under reduced pressure, the residue was purified by SiO□ column chromatography to obtain compound QSI.
実施例2〜14
化合物(1)の代りに(2)〜圓を使用し、メチルシア
ノホルメートの使用量、反応時間を変化させたほかは実
施例1と同様に反応を行い、化合物aO〜(30)を得
た。Examples 2 to 14 The reaction was carried out in the same manner as in Example 1, except that (2) to Yen was used instead of compound (1) and the amount of methyl cyanoformate used and the reaction time were changed, and the compounds aO to (30) was obtained.
実施例の結果を以下にまとめて示す。The results of the examples are summarized below.
使用したメチルシアノホルメートの出発原料に対する当
量数、反応時間、生成物の収率も合せて示す。The number of equivalents of methyl cyanoformate used relative to the starting material, reaction time, and product yield are also shown.
83%(endo/e++:o=20/1)(16a)
(16b)98%(16a/16b/
16c=40:10:1)(16c)
79%(tra口s/cis)
=7/1)
(19a>
85%(3: 2)
(19b)
0D
86%
αつ
81%(cis/1rans=1.4/1)面
85%
0υ
98%
上記実施例で得られた化合物(II)の物性値を以下に
示す。83% (endo/e++:o=20/1) (16a)
(16b) 98% (16a/16b/
16c = 40:10:1) (16c) 79% (tras/cis) = 7/1) (19a> 85% (3: 2) (19b) 0D 86% α81% (cis/1rans= 1.4/1) Surface 85% 0υ 98% The physical property values of compound (II) obtained in the above example are shown below.
(15endo) 無色油状物質
ljC−NMR(CDC7! 3):14.Ht)、2
0.5(t) 、25.0(t)、36、HL)
、38.3(d) 、’49.3(d)、49.4(
d) 、117.9(5)、214.3(s)。(15endo) Colorless oil ljC-NMR (CDC7! 3): 14. Ht), 2
0.5(t), 25.0(t), 36, HL)
, 38.3(d), '49.3(d), 49.4(
d), 117.9(5), 214.3(s).
(16a)信p 94−96°、無色プリズム’H−N
MR(CDC1z):1.24(3)!、 d、
J・6.8Hz) 、1.78(3)1. bs)
、4.81(LH,bs)、4.86(IH,bs
)。(16a) Faith p 94-96°, colorless prism 'H-N
MR (CDC1z): 1.24 (3)! , d,
J・6.8Hz), 1.78(3)1. bs)
, 4.81 (LH, bs), 4.86 (IH, bs
).
”C−NMR(CD(J! 3):12.3(Q)、2
0.1(q) 、32.5(t) 、35.5(d
) 、42.3(d) 、44.6(d) 、4
5.8(t) 、110.9(L)、118.7(s
)、145.4(s)、205.9 (S)。"C-NMR (CD (J! 3): 12.3 (Q), 2
0.1(q), 32.5(t), 35.5(d
), 42.3(d), 44.6(d), 4
5.8(t), 110.9(L), 118.7(s
), 145.4(s), 205.9(s).
(17) mp 79−80°、無色プリズム晶(Et
40−n−ヘキサン
’)I−NMR(CDCl s) :1.26(3L
s)、1.32(3H,s) 、2.44(1)1
.dd、 J=io、s、6.1Hz)、2.68(
IH,dd、 J−6,1,5,5Hz)、2.83
(IL dd、J=lO,8,5,5tlz)。(17) mp 79-80°, colorless prismatic crystal (Et
40-n-hexane') I-NMR (CDCl s): 1.26 (3L
s), 1.32(3H,s), 2.44(1)1
.. dd, J=io, s, 6.1Hz), 2.68(
IH, dd, J-6, 1, 5, 5Hz), 2.83
(IL dd, J=lO, 8,5,5tlz).
’ ”C−NMR(CDC13) :21.7(q)、
27.5(q) 、 32.0(s) 、36.3
(t) 、36.7(t) 、39.0(d)
、39.3(t) 、1i9.0(s)、205.6
(s)。''C-NMR (CDC13): 21.7 (q),
27.5(q), 32.0(s), 36.3
(t), 36.7(t), 39.0(d)
, 39.3(t), 1i9.0(s), 205.6
(s).
(18trans)無色油状物質
aCI
IRy、、、 ell−’:2250.1715゜
’)I−NMR(CDCj!x):1.04(3)1.
d、 J□5.7Hz) 、1.43(3H,
s) 、1.45(3H,s) 。(18 trans) Colorless oily substance aCI IRy,,, ell-': 2250.1715°') I-NMR (CDCj!x): 1.04 (3) 1.
d, J□5.7Hz), 1.43(3H,
s), 1.45 (3H, s).
”C−NMR(CDCj! 3):21.8(Q)、2
4.4(q) 、28.4(t) 、32、Hs)
、33.3(t) 、35.4(d) 、50
.7(t) 、55.9(d) 、124.0(s
)、207.5 (s)。"C-NMR (CDCj! 3): 21.8 (Q), 2
4.4(q), 28.4(t), 32, Hs)
, 33.3(t), 35.4(d), 50
.. 7(t), 55.9(d), 124.0(s
), 207.5 (s).
(19a)
無色油状物質
’l−NMR(CDC1s) :1.32(3H,d、
J=7.0H2) 、1.50(3H,s)
、4.25(2H,q、 J=7.0Hz)■ビシ1
1.Il ■−’ : 2250.1715゜”C−
NMR(CDCf s):13.9(q)、21..7
(q) 、24.4(t) 、37.4(s)
、37.4(t) 、45..7(d) 、48.
7(t) 、61.2(t) 、121.8(s)
、1.70.5(s)、204.9(s)。(19a) Colorless oil 'l-NMR (CDC1s): 1.32 (3H, d,
J=7.0H2), 1.50(3H,s)
, 4.25 (2H, q, J=7.0Hz) ■ Bishi 1
1. Il■-': 2250.1715゜"C-
NMR (CDCf s): 13.9(q), 21. .. 7
(q) , 24.4 (t) , 37.4 (s)
, 37.4(t), 45. .. 7(d), 48.
7(t), 61.2(t), 121.8(s)
, 1.70.5(s), 204.9(s).
(19b)
無色油状物質
’)I−NMR(CDCII 3) :133(3H,
t、 J−7,0Hz> 、152(3H,s)
、4.27(ltl、 Q、 J=7,0Hz)”
C−NMR(CDCl s) :13..7(q)、
24.6(q) 、25.8(t) 、37.9(
s) 、38.6(t) 、48.6(d) 、
50.5(t) 、60.9(t) 、120.3
(s)、17’0.6(s)、204.2(s)。(19b) Colorless oil') I-NMR (CDCII 3): 133 (3H,
t, J-7,0Hz>, 152 (3H,s)
, 4.27 (ltl, Q, J=7,0Hz)”
C-NMR (CDCl s): 13. .. 7(q),
24.6(q), 25.8(t), 37.9(
s), 38.6(t), 48.6(d),
50.5(t), 60.9(t), 120.3
(s), 17'0.6 (s), 204.2 (s).
(20cis) tap 143−145°、無色針状
晶(CIICI 、 ・Et!O)’ H−NMR(
CDCl z) : 1゜53(3H,s)。(20cis) tap 143-145°, colorless needle crystals (CIICI, ・Et!O)' H-NMR (
CDCl z): 1°53 (3H, s).
Ijc−N朋(coc e 3) :20.8(t)、
22.0(q) 、30.4(t) 、31.4(
t) 、36.0(t) 、37.4(t) 、
45.7(t) 、47.0(s) 、 49.5
(s) 、1f9.8(s)、205.3(s)、2
09.0(s)。Ijc-N Tomo (coce 3): 20.8 (t),
22.0(q), 30.4(t), 31.4(
t), 36.0(t), 37.4(t),
45.7 (t), 47.0 (s), 49.5
(s), 1f9.8(s), 205.3(s), 2
09.0(s).
(20trar+s)
mp 195−198°、無色プリズム晶(C)ICJ
、)’H−NMR(CDCj’s):1.43(3H
,s)。(20trar+s) mp 195-198°, colorless prismatic crystal (C) ICJ
)'H-NMR (CDCj's): 1.43 (3H
,s).
” C−NMR(CDC1a) :16.7 (q)、
22.4(L) 、29.Ht) 、30、.2(
t) 、36.0(t) 、36.6(t) 、
46゜Ht) 、47.3(s) 、48.9(s
) 、120、1 (s)、204.6(s)、20
9.2(s)。”C-NMR (CDC1a): 16.7 (q),
22.4(L), 29. Ht), 30,. 2(
t) , 36.0(t) , 36.6(t) ,
46°Ht), 47.3(s), 48.9(s
), 120, 1 (s), 204.6 (s), 20
9.2(s).
(21cfs)邦135−136°、無色プリズム晶(
EtOAc−EtzO)’H−NMR(CDC1s):
1.52(3H,s)、5.3H11(、bt、 J=
3.58Z) 。(21cfs) Japan 135-136°, colorless prismatic crystal (
EtOAc-EtzO)'H-NMR (CDC1s):
1.52 (3H, s), 5.3H11 (, bt, J=
3.58Z).
13C−NMR(CDCj! s):19.2(q)、
38.6(s) 、43.7(s) 、46.3(
t) 、72.5(d) 、121.8(s)、2
05.2(s)。13C-NMR (CDCj!s): 19.2(q),
38.6(s), 43.7(s), 46.3(
t), 72.5(d), 121.8(s), 2
05.2(s).
(21trans) mp 185−186°、無色プ
リズム晶(ELOAc)II−NMR(CDCII s
) :1.39(3fl、 s)、5.28(IH,
dd、 J・10.8. 4.641z) 。(21 trans) mp 185-186°, colorless prismatic crystal (ELOAc) II-NMR (CDCII s
): 1.39 (3fl, s), 5.28 (IH,
dd, J.10.8. 4.641z).
” C−NMR(CDCI り :11.3(q)、3
9.3(s) 、45.9(s) 、(22cis
)
46.6(d) 、76.6(d) 、205.2
(s)。"C-NMR (CDCI): 11.3(q), 3
9.3(s), 45.9(s), (22cis
) 46.6(d), 76.6(d), 205.2
(s).
無色粘状物質
120.9 (s)、
’)l−NMR(CDC1z) :C58(3L s
)、2.78(IL d。Colorless viscous substance 120.9 (s), ') l-NMR (CDC1z): C58 (3L s
), 2.78 (IL d.
J−15,0)1z)、3.20(IH,d、 J。J-15,0)1z), 3.20(IH,d, J.
Y5.0Hz)、3.73(IFl、 dd、 J
。Y5.0Hz), 3.73 (IFl, dd, J
.
!0.3. 3.7Hz) 、5.09(IH,bs
)。! 0.3. 3.7Hz), 5.09(IH, bs
).
IコC−NMR(CDCIIり :20.2(q)、4
0.5(s) 、42.6(t) 、50.4(s
) 、68.8(d) 、74.4(d) 、!
20.2(s)、205.9(s)。IcoC-NMR (CDCII: 20.2(q), 4
0.5(s), 42.6(t), 50.4(s
), 68.8(d), 74.4(d),!
20.2(s), 205.9(s).
(22trans) wp 204−205°、無色針
状晶(アセトン)’)i−NMR(CDCl x) :
1.58(3[1,s)、2.50(ill、 d。(22 trans) wp 204-205°, colorless needles (acetone)') i-NMR (CDCl x):
1.58(3[1,s), 2.50(ill, d.
Jコ16.0Hz)、3.19(IH,d、 J。16.0Hz), 3.19 (IH, d, J.
16.0)1z)、4.02(IH,bs)、5301
ft、 dd、 J−9,9,4,6)1z)。16.0) 1z), 4.02 (IH, bs), 5301
ft, dd, J-9,9,4,6)1z).
目C−NMR(CDCl 3) :14.2(Q)、3
9.6(s) 、44.2(t)、48.8(s)
、70.4(d) 、77、Hd) 、120.8
(s)、206.8(s)。Eye C-NMR (CDCl 3): 14.2 (Q), 3
9.6(s), 44.2(t), 48.8(s)
, 70.4(d) , 77, Hd) , 120.8
(s), 206.8(s).
(24cis) mp 212−214°、無色針状晶
(EtOAc)IR(KBr) : 2240.17
40.1715゜’H−NMR(CDCl 2) :0
.90(3B、 s)、1.29(38,s)、2.2
3(Hl、 d、 J=15.6)1z)、2.9
9(IH,d、 J−15,6Hz)。(24cis) mp 212-214°, colorless needle crystals (EtOAc) IR (KBr): 2240.17
40.1715゜'H-NMR (CDCl2): 0
.. 90 (3B, s), 1.29 (38, s), 2.2
3(Hl, d, J=15.6)1z), 2.9
9 (IH, d, J-15, 6Hz).
”C−NMR(CDCj! 3):13.8(Q)、1
9.5(q) 、37.4(s) 、40.5(d
) 、44.2(t) 、47.5(s) 、1
22.5(s)、206.5 (s)。"C-NMR (CDCj! 3): 13.8 (Q), 1
9.5(q), 37.4(s), 40.5(d
), 44.2(t), 47.5(s), 1
22.5 (s), 206.5 (s).
(2れrans) mp222−224°、無色板状晶
(EtOAc)rR(KBr) : 2240.17
45.1740 (sh)、1725(sh)、171
5゜
’H−NMR(CDC13):0.89(3H,S)、
1.17(3H,s) 、2.53(2H,bs)
。(2 rans) mp222-224°, colorless platelet crystal (EtOAc) rR (KBr): 2240.17
45.1740 (sh), 1725 (sh), 171
5°'H-NMR (CDC13): 0.89 (3H,S),
1.17 (3H, s), 2.53 (2H, bs)
.
” C−NMR(CDCl 2) :12.1 (Q)
、13.5(q) 、37.8(s) 、45.7
(s) 、47.0(t) 、49.3(d)
、121.7(s)、205.7(s)。”C-NMR (CDCl2): 12.1 (Q)
, 13.5 (q) , 37.8 (s) , 45.7
(s), 47.0(t), 49.3(d)
, 121.7(s), 205.7(s).
(25cjs) mp 117−119°、無色針状晶
IR(KBr) : 3430.2240,1720
(sh)、1715.1705 (sty)。(25cjs) mp 117-119°, colorless needle crystal IR (KBr): 3430.2240,1720
(sh), 1715.1705 (sty).
’H−NMR(CDCl 3):1.1.7(3t(
、d、 、I=6.6Hz) 、 1.25(3H
,s)、2.86(IH,q、 J=6.6Hz)、
4.25(ill、 m) 。'H-NMR (CDCl3): 1.1.7 (3t(
,d, ,I=6.6Hz) ,1.25(3H
, s), 2.86 (IH, q, J=6.6Hz),
4.25 (ill, m).
”C−NMR(CDC13):9.4(Q) 、18
.1(q) 、40.6(s) 、43.6(d)
、51.7(s) 、66.9(d) 、12
0.0(s)、208.2(s)。"C-NMR (CDC13): 9.4 (Q), 18
.. 1(q), 40.6(s), 43.6(d)
, 51.7(s), 66.9(d), 12
0.0(s), 208.2(s).
(25trans) mp 158−160°、無色結
晶IR(KBr) : 3510.3430.224
0.1715゜’H−NMR(CDCl s) :1.
17(3H,d、 J=6.6Hz) 、1.22(3
11,s)、2.53(IL q、 J、6.6H
z)、3.85(IH,dd、 J、10.5゜2.
4Hz) 。(25 trans) mp 158-160°, colorless crystal IR (KBr): 3510.3430.224
0.1715°'H-NMR (CDCl s): 1.
17 (3H, d, J=6.6Hz), 1.22 (3
11,s), 2.53(IL q, J, 6.6H
z), 3.85 (IH, dd, J, 10.5°2.
4Hz).
+ 3(、NとR(CDC13):9.Hq) 、1
0.9(q) 、41.Hs) 、47.3(d)
、51.4(s) 、74.8(d) 、12
0.1.(s)、207.5(s)。+ 3 (, N and R (CDC13): 9.Hq), 1
0.9(q), 41. Hs), 47.3(d)
, 51.4(s), 74.8(d), 12
0.1. (s), 207.5(s).
(26cis) 無色粘状物質
IR(CHCl s) : 2240.1745.17
23゜’l−NMR(CDC1s):1.19(3H,
a、 J=6.6Hz) 、1.33(3)1. s)
、2.90(ltl、 q、 J=6.6)1z)、3
.8H3L s) 、5.53(IH。(26cis) Colorless viscous substance IR (CHCl s): 2240.1745.17
23°'l-NMR (CDC1s): 1.19 (3H,
a, J=6.6Hz), 1.33(3)1. s)
, 2.90 (ltl, q, J=6.6)1z), 3
.. 8H3L s), 5.53 (IH.
dd、 J=9.7. 4.6H2)。dd, J=9.7. 4.6H2).
目C−NMR(CDC1z):9.3(q) 、19
.1(q) 、40.0(s) 、43.7(d)
、52.0(s) 、73.4(d) 、]、
19.4(s)、207.2(s)。Eye C-NMR (CDC1z): 9.3(q), 19
.. 1(q), 40.0(s), 43.7(d)
, 52.0(s), 73.4(d), ],
19.4(s), 207.2(s).
(26trans) mp 137−139°、無色結
晶IR(KBr) : 2240.1745.171
3゜’H−NMR(CDC122) :1.19(31
(、d、 J=6.6Hz) 、1.30(3H,s)
、2.53(1)1. q、 J=6.6Hz)、
3.79(3H,s) 、4.84(IH,bdd、
J=12.0. 3.5Hz) 。(26 trans) mp 137-139°, colorless crystal IR (KBr): 2240.1745.171
3°'H-NMR (CDC122): 1.19 (31
(,d, J=6.6Hz) ,1.30(3H,s)
, 2.53(1)1. q, J=6.6Hz),
3.79 (3H, s), 4.84 (IH, bdd,
J=12.0. 3.5Hz).
”C−NMR(CDCj! *):9.Hq) 、12
.0(q) 、40.3(s)、47、Hd) 、5
1.4(s) 、80.9(d) 、119.5(
s)、206.6(s)。"C-NMR (CDCj! *): 9.Hq), 12
.. 0(q), 40.3(s), 47, Hd), 5
1.4(s), 80.9(d), 119.5(
s), 206.6(s).
(27)無色油状物質
IR(CHCl ff) : 2250.1725’)
I−NMR(CDCl 、I) 二1.14(38,s
)、 1.17(3B、 s) 、2.63(IH
,dd、 J=15.3.5.7H2)、2.67(1
B、 bt、 J−5,8)1z)、3.11(IH,
dd、 J=15.3.5.9H2)。(27) Colorless oily substance IR (CHCl ff): 2250.1725')
I-NMR (CDCl, I) 21.14 (38,s
), 1.17 (3B, s), 2.63 (IH
, dd, J=15.3.5.7H2), 2.67(1
B, bt, J-5,8)1z), 3.11(IH,
dd, J=15.3.5.9H2).
IC−NMR(CDC4l s):13.3(t)、2
5.6(q) 、27.8(q)、32.4(q)
、118.Hs)、120.6(s) 、204.1
(s)。IC-NMR (CDC4l s): 13.3(t), 2
5.6(q), 27.8(q), 32.4(q)
, 118. Hs), 120.6(s), 204.1
(s).
(28) 無色油状物質
11?(CHCt z) : 2250.1725’H
−NMR(CDCj! i):102(3H1a)、1
.45(3M、 s)、1.80(3L s)。(28) Colorless oily substance 11? (CHCt z): 2250.1725'H
-NMR (CDCj! i): 102 (3H1a), 1
.. 45 (3M, s), 1.80 (3L s).
”C−NMR(CDCj! z):15.4(t)、2
4.0(q) 、24.0q)、26.8(q) 、1
18.0(s)、206.3(S)。"C-NMR (CDCj!z): 15.4 (t), 2
4.0(q), 24.0q), 26.8(q), 1
18.0(s), 206.3(s).
(29cis) mp 270−273°、無色プリズ
ム品(ace tone−CHC13)
IR(KBr) : 3520.2350.2330
.1730゜1+−NMR(CDcz、):0.78(
3H,s)、1.29(38,s)、2.37(III
、 dd、 JJ7.4.5.9Hz)、3.23(1
)1. dd、 J=17.4.5.9Hz)、3.4
5(IH,t、 J−5,9Hz) 、3.68(LH
,bL、 J・8.5)tz)。(29cis) mp 270-273°, colorless prism product (ace tone-CHC13) IR (KBr): 3520.2350.2330
.. 1730°1+-NMR (CDcz, ): 0.78 (
3H, s), 1.29 (38, s), 2.37 (III
, dd, JJ7.4.5.9Hz), 3.23(1
)1. dd, J=17.4.5.9Hz), 3.4
5 (IH, t, J-5, 9Hz), 3.68 (LH
,bL, J・8.5)tz).
” C−NMR(CDCl 3) :11.8(q)、
13.2(t) 、2Q、4(q)、34.7(d)
、39.4(s) 、41.4(d)、46.1(d)
、52.3(s) 、118.6(s) 、119
.8(s)、203.9(s)。"C-NMR (CDCl 3): 11.8 (q),
13.2(t), 2Q, 4(q), 34.7(d)
, 39.4(s), 41.4(d), 46.1(d)
, 52.3(s) , 118.6(s) , 119
.. 8(s), 203.9(s).
(29trans) 無色結晶
’H−NMR(CDC13) :0.77(3)1.3
)、1.26(3L s)、3.02(IH,bt、
J=5.9Hz)、3.15(IH,dd、 J=
17.3. 5.9Hz)、3.67(IH,bt、
J=8.5Hz)。(29 trans) Colorless crystal 'H-NMR (CDC13): 0.77 (3) 1.3
), 1.26 (3L s), 3.02 (IH, bt,
J=5.9Hz), 3.15(IH, dd, J=
17.3. 5.9Hz), 3.67 (IH, bt,
J=8.5Hz).
13C−NMR(CDC1s):11.2(q)、12
.9(t) 、13.3(q) 、34、Hd)
、39.8(s) 、49.9(d) 、50.
2(d) 、53.3(s) 。13C-NMR (CDC1s): 11.2 (q), 12
.. 9(t), 13.3(q), 34, Hd)
, 39.8(s), 49.9(d), 50.
2(d), 53.3(s).
(30) mp 106−108°、無色結晶!R(K
Br) : 2250.1722゜墓■−NMR(
CDC1s):1.46(12H,s) 、2.72
(4H,s) 。(30) mp 106-108°, colorless crystal! R(K
Br): 2250.1722゜Grave■-NMR(
CDC1s): 1.46 (12H, s), 2.72
(4H,s).
”C−NMR(CDCj2 り:26.3(Q)、29
.0(s) 、51.5(t) 、123.9(s
、)、202. L (s)。"C-NMR (CDCj2: 26.3 (Q), 29
.. 0(s), 51.5(t), 123.9(s
), 202. L(s).
実施例15〜18
化合物(6)、(9)を使用し、3当量のメチルシアノ
ホルメートまたはエチルシアノホルメートを用いて、実
施例1と同様に反応を行った。結果を以下に示す。Examples 15 to 18 Compounds (6) and (9) were used to react in the same manner as in Example 1 using 3 equivalents of methyl cyanoformate or ethyl cyanoformate. The results are shown below.
Claims (1)
化合物に、ギ酸カリウムおよび/または酢酸カリウムと
、三級アミンの存在下、アルキルシアノホルメートを反
応させることを特徴とする一般式(II)で表わされるβ
−シアノカルボニル化合物の製造法。 ▲数式、化学式、表等があります▼( I ) ▲数式、化学式、表等があります▼(II) 一般式( I )及び(II)において、R^1は水素原子
、または置換されていてもよいアルキル基、R^2は水
素原子またはアルキル基、R^3は水素原子またはアル
キル基、R^4はアルキル基またはアルケニル基を示し
、R^1はR^4と協同して炭素環を形成してもよく、
R^2はR^3と協同して炭素環を形成してもよく、R
^3はR^4と協同して炭素環を形成してもよい。[Claims] The feature is that an α,β-unsaturated carbonyl compound represented by the general formula (I) is reacted with potassium formate and/or potassium acetate, and an alkyl cyanoformate in the presence of a tertiary amine. β expressed by general formula (II)
- A method for producing a cyanocarbonyl compound. ▲There are mathematical formulas, chemical formulas, tables, etc.▼(I) ▲There are mathematical formulas, chemical formulas, tables, etc.▼(II) In the general formulas (I) and (II), R^1 is a hydrogen atom, or even if it is substituted. A good alkyl group, R^2 is a hydrogen atom or an alkyl group, R^3 is a hydrogen atom or an alkyl group, R^4 is an alkyl group or an alkenyl group, and R^1 cooperates with R^4 to form a carbocyclic ring. May be formed,
R^2 may cooperate with R^3 to form a carbon ring, and R
^3 may cooperate with R^4 to form a carbon ring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1046953A JPH02225452A (en) | 1989-02-28 | 1989-02-28 | Production of beta-cyanocarbonyl compound |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1046953A JPH02225452A (en) | 1989-02-28 | 1989-02-28 | Production of beta-cyanocarbonyl compound |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02225452A true JPH02225452A (en) | 1990-09-07 |
Family
ID=12761656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1046953A Pending JPH02225452A (en) | 1989-02-28 | 1989-02-28 | Production of beta-cyanocarbonyl compound |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02225452A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100726673B1 (en) * | 2006-04-12 | 2007-06-11 | 한국화학연구원 | METHOD OF PREPARING beta;-AZIDO CARBONYL COMPOUND FOR SYNTHESIS OF BETA;-AMINO ACIDS OR AMINO ALCOHOLS |
-
1989
- 1989-02-28 JP JP1046953A patent/JPH02225452A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100726673B1 (en) * | 2006-04-12 | 2007-06-11 | 한국화학연구원 | METHOD OF PREPARING beta;-AZIDO CARBONYL COMPOUND FOR SYNTHESIS OF BETA;-AMINO ACIDS OR AMINO ALCOHOLS |
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