JP2001328993A - Optically active phosphine compound - Google Patents

Optically active phosphine compound

Info

Publication number
JP2001328993A
JP2001328993A JP2000194512A JP2000194512A JP2001328993A JP 2001328993 A JP2001328993 A JP 2001328993A JP 2000194512 A JP2000194512 A JP 2000194512A JP 2000194512 A JP2000194512 A JP 2000194512A JP 2001328993 A JP2001328993 A JP 2001328993A
Authority
JP
Japan
Prior art keywords
optically active
mmol
active phosphine
group
asymmetric
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
Application number
JP2000194512A
Other languages
Japanese (ja)
Inventor
Yasuhiro Uozumi
泰広 魚住
Kazutaka Shibatomi
一孝 柴富
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kuraray Co Ltd
Original Assignee
Kuraray Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kuraray Co Ltd filed Critical Kuraray Co Ltd
Priority to JP2000194512A priority Critical patent/JP2001328993A/en
Publication of JP2001328993A publication Critical patent/JP2001328993A/en
Pending legal-status Critical Current

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/52Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

PROBLEM TO BE SOLVED: To provide an optically active phosphine compound capable of being synthesized in a short processes and useful as a ligand capable of achieving a high asymmetric yield in various asymmetric syntheses e.g. an allylic position asymmetric substitution reaction of an allylic compound. SOLUTION: This optically active phosphine compound is expressed by the general formula (I) (wherein R is H or hydroxyl that may be protected; and *is an asymmetric carbon atom) and the general formula (II) (wherein, *is the asymmetric carbon atom).

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】本発明は、光学活性ホスフィ
ン化合物に関する。本発明の光学活性ホスフィン化合物
は、遷移金属錯体触媒を用いた種々の不斉合成反応、例
えばアリル位不斉置換反応などにおける触媒の配位子と
して有用である。
[0001] The present invention relates to an optically active phosphine compound. The optically active phosphine compound of the present invention is useful as a ligand of a catalyst in various asymmetric synthesis reactions using a transition metal complex catalyst, for example, an allylic asymmetric substitution reaction.

【0002】[0002]

【従来の技術】遷移金属錯体触媒を用いた各種の不斉合
成反応の開発は、様々な光学活性化合物の選択的な合成
法として研究が活発に行われている分野である。かかる
不斉合成反応において高い不斉収率を達成するための因
子の一つとして、反応に使用する触媒を構成する配位子
の分子設計が重要であることは知られている。例えば遷
移金属錯体触媒を用いたアリル化合物のアリル位不斉置
換反応において、リン原子または窒素原子を有する種々
の光学活性化合物が高い不斉収率を与える配位子として
開発されている[ケミカル レビュー(Chem.Re
v.),96巻,395−422頁(1996年)参
照]。
2. Description of the Related Art Development of various asymmetric synthesis reactions using transition metal complex catalysts is an area in which research is being actively conducted as a selective synthesis method of various optically active compounds. It is known that as one of the factors for achieving a high asymmetric yield in such an asymmetric synthesis reaction, the molecular design of a ligand constituting a catalyst used in the reaction is important. For example, in optically asymmetric substitution reactions of allyl compounds using transition metal complex catalysts, various optically active compounds having a phosphorus atom or a nitrogen atom have been developed as ligands giving high asymmetric yields [Chemical Review (Chem. Re
v. ), 96, 395-422 (1996)].

【0003】[0003]

【発明が解決しようとする課題】本発明者らは、遷移金
属錯体触媒を用いた種々の不斉合成反応において、新た
な配位子として適用し得る新規な光学活性化合物の合成
について検討を行ってきた。その結果、リン原子および
窒素原子を同一分子内に有し、遷移金属錯体触媒を用い
た各種の不斉合成反応における触媒を構成する配位子と
して作用し、さらに短工程で合成可能な光学活性化合物
を見出し、本発明を完成した。
SUMMARY OF THE INVENTION The present inventors have studied the synthesis of a novel optically active compound applicable as a new ligand in various asymmetric synthesis reactions using a transition metal complex catalyst. Have been. As a result, it has a phosphorus atom and a nitrogen atom in the same molecule, acts as a ligand constituting a catalyst in various asymmetric synthesis reactions using a transition metal complex catalyst, and has an optical activity that can be synthesized in a short process. The inventors have found compounds and completed the present invention.

【0004】[0004]

【課題を解決するための手段】すなわち、本発明は一般
式(I)
That is, the present invention provides a compound of the general formula (I)

【0005】[0005]

【化3】 Embedded image

【0006】(式中、Rは水素原子または保護されてい
てもよい水酸基を表し、*は不斉炭素原子を表す。)で
示される光学活性ホスフィン化合物(以下、光学活性ホ
スフィン(I)と略称する)、および一般式(II)
(Wherein R represents a hydrogen atom or a hydroxyl group which may be protected, and * represents an asymmetric carbon atom) (hereinafter abbreviated as optically active phosphine (I)). And the general formula (II)

【0007】[0007]

【化4】 Embedded image

【0008】(式中、*は不斉炭素原子を表す。)で示
される光学活性ホスフィン化合物(以下、光学活性ホス
フィン(II)と略称する)に関する。
(Wherein * represents an asymmetric carbon atom) (hereinafter abbreviated as optically active phosphine (II)).

【0009】[0009]

【発明の実施の形態】上記一般式中、Rが表す保護され
ていてもよい水酸基における水酸基の保護基としては、
例えばメチル基、メチルチオメチル基、2,2,2−ト
リクロロエチル基、1−(2−クロロエトキシ)エチル
基、メトキシメチル基、1−エトキシエチル基、ベンジ
ルオキシメチル基などの置換基を有していてもよいアル
キル基;ベンジル基、p−メトキシベンジル基、p−ニ
トロベンジル基などの置換基を有していてもよいアラル
キル基;アセチル基、トリクロロアセチル基、トリフル
オロアセチル基などのアシル基;メトキシカルボニル
基、エトキシカルボニル基、t−ブトキシカルボニル基
などのアルコキシカルボニル基;トリメチルシリル基、
ジメチルイソプロピルシリル基、t−ブチルジメチルシ
リル基などの三置換シリル基などが挙げられる。
BEST MODE FOR CARRYING OUT THE INVENTION In the above general formula, the protecting group of a hydroxyl group in the optionally protected hydroxyl group represented by R includes:
For example, it has a substituent such as a methyl group, a methylthiomethyl group, a 2,2,2-trichloroethyl group, a 1- (2-chloroethoxy) ethyl group, a methoxymethyl group, a 1-ethoxyethyl group, or a benzyloxymethyl group. An aralkyl group which may have a substituent such as a benzyl group, a p-methoxybenzyl group or a p-nitrobenzyl group; an acyl group such as an acetyl group, a trichloroacetyl group or a trifluoroacetyl group An alkoxycarbonyl group such as a methoxycarbonyl group, an ethoxycarbonyl group, a t-butoxycarbonyl group; a trimethylsilyl group;
Examples include trisubstituted silyl groups such as dimethylisopropylsilyl group and t-butyldimethylsilyl group.

【0010】本発明の光学活性ホスフィン(I)は、例
えば下記のスキームに従って製造することができる。
The optically active phosphine (I) of the present invention can be produced, for example, according to the following scheme.

【0011】[0011]

【化5】 Embedded image

【0012】例えば、出発原料としてL−プロリン(R
=水素原子)を用いた場合、L−プロリンに無水トリフ
ルオロ酢酸などを作用させてそのアミノ基を保護し、次
いでカルボキシル基を五塩化リン、塩化チオニル、塩化
ベンゾイル、塩化オキサリルなどを用いてハロゲン化し
た後、トリエチルアミン、ジエチルアミン、ジイソプロ
ピルアミン、ピリジン、ピコリン、ルチジンなどのアミ
ン類などの塩基の存在下でアニリンと反応させて、相当
するL−プロリン−2−フェニルアミドを得る。この化
合物に、水酸化リチウム、水酸化ナトリウム、水酸化カ
リウムなどのアルカリ金属水酸化物;炭酸リチウム、炭
酸ナトリウム、炭酸カリウムなどのアルカリ金属炭酸塩
などの塩基を作用させてトリフルオロアセチル基を脱保
護した後、2−(ジフェニルホスフィノ)ベンズアルデ
ヒドを反応させることにより、光学活性ホスフィン
(I)である、(3R,7aS)−3−(ジフェニルホ
スフィノ)フェン−2−イル−2−フェニル−2,3,
5,6,7,7a−ヘキサヒドロ−1H−ピロロ[1,
2−c]イミダゾール−1−オンを得ることができる。
For example, L-proline (R
= Hydrogen atom), L-proline is treated with trifluoroacetic anhydride or the like to protect its amino group, and then the carboxyl group is halogenated using phosphorus pentachloride, thionyl chloride, benzoyl chloride, oxalyl chloride or the like. After the reaction, the compound is reacted with aniline in the presence of a base such as an amine such as triethylamine, diethylamine, diisopropylamine, pyridine, picoline, lutidine, etc. to obtain the corresponding L-proline-2-phenylamide. The compound is reacted with a base such as an alkali metal hydroxide such as lithium hydroxide, sodium hydroxide, or potassium hydroxide; or an alkali metal carbonate such as lithium carbonate, sodium carbonate, or potassium carbonate to remove the trifluoroacetyl group. After protection, 2- (diphenylphosphino) benzaldehyde is reacted to give (3R, 7aS) -3- (diphenylphosphino) phen-2-yl-2-phenyl-, which is optically active phosphine (I). 2,3
5,6,7,7a-Hexahydro-1H-pyrrolo [1,
2-c] imidazol-1-one can be obtained.

【0013】また、上記において、D−プロリンを出発
原料として用いると、光学活性ホスフィン(I)であ
る、(3S,7aR)−3−(ジフェニルホスフィノ)
フェン−2−イル−2−フェニル−2,3,5,6,
7,7a−ヘキサヒドロ−1H−ピロロ[1,2−c]
イミダゾール−1−オンが得られる。さらに、トランス
−4−ヒドロキシ−L−プロリンを出発原料として用い
ると、光学活性ホスフィン(I)である、(3R,6
R,7aS)−3−(ジフェニルホスフィノ)フェン−
2−イル−6−ヒドロキシ−2−フェニル−2,3,
5,6,7,7a−ヘキサヒドロ−1H−ピロロ[1,
2−c]イミダゾール−1−オンが得られる。なお、か
かる化合物の水酸基は、水酸基を保護するに際して通常
行われる方法で保護することができる。
In the above, when D-proline is used as a starting material, (3S, 7aR) -3- (diphenylphosphino), which is optically active phosphine (I), is used.
Phen-2-yl-2-phenyl-2,3,5,6
7,7a-Hexahydro-1H-pyrrolo [1,2-c]
Imidazol-1-one is obtained. Furthermore, when trans-4-hydroxy-L-proline is used as a starting material, it is an optically active phosphine (I) (3R, 6
R, 7aS) -3- (Diphenylphosphino) phen-
2-yl-6-hydroxy-2-phenyl-2,3,
5,6,7,7a-Hexahydro-1H-pyrrolo [1,
2-c] Imidazol-1-one is obtained. In addition, the hydroxyl group of such a compound can be protected by a method generally used in protecting a hydroxyl group.

【0014】これらの光学活性ホスフィン(I)の反応
液からの単離・精製は、有機化合物の合成に際して一般
に用いられる方法と同様の方法によって行うことができ
る。例えば、混合液を水にあけ、ベンゼン、トルエン、
キシレンなどの炭化水素;ジエチルエーテル、ジイソプ
ロピルエーテルなどのエーテル;ジクロロメタン、クロ
ロホルムなどのハロゲン化炭化水素などの有機溶媒で抽
出し、抽出液を濃縮して得られる粗生成物を必要に応じ
て再結晶、クロマトグラフィーなどで精製する。
The isolation and purification of the optically active phosphine (I) from the reaction solution can be carried out by the same method as that generally used in the synthesis of organic compounds. For example, the mixture is poured into water, benzene, toluene,
Hydrocarbons such as xylene; ethers such as diethyl ether and diisopropyl ether; extraction with an organic solvent such as a halogenated hydrocarbon such as dichloromethane and chloroform, and concentrating the extract to recrystallize a crude product obtained as necessary. , Chromatography and the like.

【0015】一方、本発明の光学活性ホスフィン(I
I)は、例えば下記のスキームに従って製造することが
できる。
On the other hand, the optically active phosphine (I) of the present invention
I) can be produced, for example, according to the following scheme.

【0016】[0016]

【化6】 Embedded image

【0017】例えば、L−インドリン−2−カルボン酸
に二炭酸t−ブチルなどを作用させてそのアミノ基を保
護し、次いでジシクロヘキシルカルボジイミド、ジイソ
プロピルカルボジイミド、1−エチル−3−(3−ジメ
チルアミノプロピル)カルボジイミドまたはこれらの塩
酸塩;N−ヒドロキシスクシンイミド、1−ヒドロキシ
ベンゾトリアゾール、3−ヒドロキシ−4−オキソ−
3,4−ジヒドロ−1,2,3−ベンゾトリアジンなど
の脱水剤の存在下でアニリンと反応させることにより、
相当するN−t−ブトキシカルボニル−L−インドリン
−2−フェニルアミドを得る。この化合物に、塩酸、硫
酸、トリフルオロ酢酸などの酸を作用させてt−ブトキ
シカルボニル基を脱保護した後、2−(ジフェニルホス
フィノ)ベンズアルデヒドを反応させることにより、光
学活性ホスフィン(II)である、(3R,9aS)−
3−(ジフェニルホスフィノ)フェン−2−イル−2−
フェニル−2,3,9,9a−テトラヒドロ−1H−イ
ンドリノ[1,2−c]イミダゾール−1−オンを得る
ことができる。
For example, L-indoline-2-carboxylic acid is treated with t-butyl dicarbonate or the like to protect its amino group, and then dicyclohexylcarbodiimide, diisopropylcarbodiimide, 1-ethyl-3- (3-dimethylaminopropyl A) carbodiimide or a hydrochloride thereof; N-hydroxysuccinimide, 1-hydroxybenzotriazole, 3-hydroxy-4-oxo-
By reacting with aniline in the presence of a dehydrating agent such as 3,4-dihydro-1,2,3-benzotriazine,
The corresponding Nt-butoxycarbonyl-L-indoline-2-phenylamide is obtained. The compound is reacted with an acid such as hydrochloric acid, sulfuric acid, or trifluoroacetic acid to deprotect the t-butoxycarbonyl group, and then reacted with 2- (diphenylphosphino) benzaldehyde to give an optically active phosphine (II). Yes, (3R, 9aS)-
3- (diphenylphosphino) phen-2-yl-2-
Phenyl-2,3,9,9a-tetrahydro-1H-indolino [1,2-c] imidazol-1-one can be obtained.

【0018】また、上記において、D−インドリン−2
−カルボン酸を出発原料として用いると、光学活性ホス
フィン(II)である、(3S,9aR)−3−(ジフ
ェニルホスフィノ)フェン−2−イル−2−フェニル−
2,3,9,9a−テトラヒドロ−1H−インドリノ
[1,2−c]イミダゾール−1−オンが得られる。
In the above, D-indoline-2
When a carboxylic acid is used as a starting material, (3S, 9aR) -3- (diphenylphosphino) phen-2-yl-2-phenyl- which is an optically active phosphine (II) is used.
2,3,9,9a-Tetrahydro-1H-indolino [1,2-c] imidazol-1-one is obtained.

【0019】光学活性ホスフィン(II)の反応液から
の単離・精製は、有機化合物の合成に際して一般に用い
られる方法と同様の方法によって行うことができる。例
えば、混合液を水にあけ、ベンゼン、トルエン、キシレ
ンなどの炭化水素;ジエチルエーテル、ジイソプロピル
エーテルなどのエーテル;ジクロロメタン、クロロホル
ムなどのハロゲン化炭化水素などの有機溶媒で抽出し、
抽出液を濃縮して得られる粗生成物を必要に応じて再結
晶、クロマトグラフィーなどで精製する。
The isolation and purification of the optically active phosphine (II) from the reaction solution can be carried out by the same method as that generally used in the synthesis of organic compounds. For example, the mixture is poured into water and extracted with an organic solvent such as a hydrocarbon such as benzene, toluene, or xylene; an ether such as diethyl ether or diisopropyl ether; a halogenated hydrocarbon such as dichloromethane or chloroform;
The crude product obtained by concentrating the extract is purified by recrystallization, chromatography or the like, if necessary.

【0020】光学活性ホスフィン(I)および光学活性
ホスフィン(II)は、遷移金属錯体触媒を用いた種々
の不斉合成反応において、配位子として適用可能であ
り、例えばアリル化合物のアリル位不斉置換反応に適用
すると、高い不斉収率を達成することができる。
The optically active phosphine (I) and the optically active phosphine (II) can be used as ligands in various asymmetric synthesis reactions using a transition metal complex catalyst. When applied to substitution reactions, high asymmetric yields can be achieved.

【0021】[0021]

【実施例】以下、実施例により本発明をさらに詳しく説
明するが、本発明はこれらの実施例により何ら限定され
るものではない。
EXAMPLES The present invention will be described in more detail with reference to the following Examples, which should not be construed as limiting the present invention.

【0022】実施例1 [工程(a)]窒素雰囲気下、L−プロリン1.7g
(15mmol)をクロロホルム20mlに懸濁させて
0℃に冷却し、この溶液に無水トリフルオロ酢酸10.
5ml(75mmol)を加えた。混合液を室温に昇温
して1時間攪拌した後、減圧下に濃縮した。得られた残
留物に、窒素雰囲気下、ジエチルエーテル20mlを加
えて溶解させて0℃に冷却し、この溶液に五塩化リン
3.2g(15mmol)を添加し、添加終了後、室温
に昇温して1.5時間攪拌した。反応液を減圧下に濃縮
し、得られた残留物をベンゼン20mlに溶解させた。
この溶液を、アニリン1.3ml(14mmol)およ
びトリエチルアミン4ml(30mmol)を酢酸エチ
ル10mlに溶解させた溶液に、窒素雰囲気下で、反応
液の内温を0℃以下に保ちながら添加し、添加終了後、
室温に昇温して1時間攪拌した。反応液を水20mlに
注ぎ、有機層を分離した。この有機層を水10mlで洗
浄し、無水硫酸ナトリウムで乾燥後、濃縮した。得られ
た粗生成物にジエチルエーテル10mlおよびヘキサン
10mlを加えて懸濁状態で10分間攪拌して洗浄し、
固体を濾別することにより、N−トリフルオロアセチル
−L−プロリン−2−フェニルアミド3.0g(10.
5mmol、収率75%)を得た。
Example 1 [Step (a)] 1.7 g of L-proline in a nitrogen atmosphere
(15 mmol) was suspended in 20 ml of chloroform and cooled to 0 ° C.
5 ml (75 mmol) were added. The mixture was heated to room temperature, stirred for 1 hour, and then concentrated under reduced pressure. The resulting residue was dissolved in 20 ml of diethyl ether under a nitrogen atmosphere and cooled to 0 ° C., and 3.2 g (15 mmol) of phosphorus pentachloride was added to this solution. After the addition was completed, the temperature was raised to room temperature. And stirred for 1.5 hours. The reaction solution was concentrated under reduced pressure, and the obtained residue was dissolved in 20 ml of benzene.
This solution was added to a solution prepared by dissolving 1.3 ml (14 mmol) of aniline and 4 ml (30 mmol) of triethylamine in 10 ml of ethyl acetate under a nitrogen atmosphere while maintaining the internal temperature of the reaction solution at 0 ° C. or lower, and the addition was completed. rear,
The mixture was heated to room temperature and stirred for 1 hour. The reaction solution was poured into 20 ml of water, and the organic layer was separated. The organic layer was washed with 10 ml of water, dried over anhydrous sodium sulfate, and concentrated. To the obtained crude product, diethyl ether (10 ml) and hexane (10 ml) were added, and the mixture was stirred for 10 minutes in a suspended state, and washed.
The solid was filtered off to give 3.0 g of N-trifluoroacetyl-L-proline-2-phenylamide (10.
5 mmol, yield 75%).

【0023】[工程(b)]上記工程(a)で得られた
N−トリフルオロアセチル−L−プロリン−2−フェニ
ルアミド29mg(0.1mmol)および炭酸カリウ
ム69mg(0.5mmol)を蓋付き試験管に入れ、
窒素置換した後、メタノール1mlを加えて室温で1時
間攪拌した。次いで、この溶液に2−(ジフェニルホス
フィノ)ベンズアルデヒド29mg(0.1mmol)
を加え、100℃に加熱して1時間攪拌した。反応液を
水5mlに注ぎ、クロロホルム5mlで抽出し、抽出液
を無水硫酸ナトリウムで乾燥後、濃縮した。得られた残
留物をシリカゲルカラムクロマトグラフィー(展開溶
媒:酢酸エチル/ヘキサン=1/5(容量比))で精製
することで、下記の物性を有する(3R,7aS)−3
−(ジフェニルホスフィノ)フェン−2−イル−2−フ
ェニル−2,3,5,6,7,7a−ヘキサヒドロ−1
H−ピロロ[1,2−c]イミダゾール−1−オン〈光
学活性ホスフィン(I)〉36mg(0.078mmo
l、収率78%)を得た。
[Step (b)] 29 mg (0.1 mmol) of N-trifluoroacetyl-L-proline-2-phenylamide and 69 mg (0.5 mmol) of potassium carbonate obtained in the above step (a) were covered with a lid. Into a test tube,
After purging with nitrogen, 1 ml of methanol was added and the mixture was stirred at room temperature for 1 hour. Then, 29 mg (0.1 mmol) of 2- (diphenylphosphino) benzaldehyde was added to this solution.
Was added, and the mixture was heated to 100 ° C. and stirred for 1 hour. The reaction solution was poured into 5 ml of water, extracted with 5 ml of chloroform, and the extract was dried over anhydrous sodium sulfate and concentrated. The obtained residue is purified by silica gel column chromatography (developing solvent: ethyl acetate / hexane = 1/5 (volume ratio)) to have the following physical properties (3R, 7aS) -3.
-(Diphenylphosphino) phen-2-yl-2-phenyl-2,3,5,6,7,7a-hexahydro-1
H-pyrrolo [1,2-c] imidazol-1-one <optically active phosphine (I)> 36 mg (0.078 mmol
1, 78% yield).

【0024】 比旋光度:[α]D=+44°(c1.4、CHCl3) EIMS(m/z):462(M)+ 1 H−NMR(400MHz、CDCl3、TMS、pp
m)δ:1.42−1.56(m,1H,6−CH),
1.65−1.76(m,1H,6−CH),1.97
−2.15(m,2H,7−CH2),2.63−2.
70(m,1H,5−CH),3.09−3.14
(m,1H,5−CH),3.92(dd,J=4.
4,9.0Hz,1H,7a−CH),6.53(d,
J=6.1Hz,1H,3−CH),6.99−7.0
7(m,2H,Ar),7.14−7.39(m,15
H,Ar),7.44(d,=8.1Hz,2H,A
r)31 P−NMR(270MHz、CDCl3、P(OC
33(外部標準)、ppm)δ:−18.0(s)
[0024] Specific rotation: [α] D = + 44 ° (c1.4, CHCl 3) EIMS (m / z): 462 (M) + 1 H-NMR (400MHz, CDCl 3, TMS, pp
m) δ: 1.42-1.56 (m, 1H, 6-CH),
1.65-1.76 (m, 1H, 6-CH), 1.97.
-2.15 (m, 2H, 7- CH 2), 2.63-2.
70 (m, 1H, 5-CH), 3.09-3.14
(M, 1H, 5-CH), 3.92 (dd, J = 4.
4,9.0 Hz, 1H, 7a-CH), 6.53 (d,
J = 6.1 Hz, 1H, 3-CH), 6.99-7.0.
7 (m, 2H, Ar), 7.14-7.39 (m, 15
H, Ar), 7.44 (d, = 8.1 Hz, 2H, A
r) 31 P-NMR (270 MHz, CDCl 3 , P (OC
H 3 ) 3 (external standard), ppm) δ: −18.0 (s)

【0025】実施例2 実施例1において、L−プロリン1.7g(15mmo
l)の代わりに、トランス−4−ヒドロキシ−L−プロ
リン2.0g(15mmol)を用いた以外は実施例1
の工程(a)と同様の反応および単離操作を行うことに
より、トランス−4−ヒドロキシ−N−トリフルオロア
セチル−L−プロリン−2−フェニルアミド3.2g
(10.5mmol、収率75%)を得た。次いで、実
施例1の工程(b)において、N−トリフルオロアセチ
ル−L−プロリン−2−フェニルアミド29mg(0.
1mmol)の代わりに、上記で得られたトランス−4
−ヒドロキシ−N−トリフルオロアセチル−L−プロリ
ン−2−フェニルアミド30mg(0,1mmol)を
用いた以外は実施例1の工程(b)と同様の反応および
単離操作を行うことにより、下記の物性を有する(3
R,6R,7aS)−3−(ジフェニルホスフィノ)フ
ェン−2−イル−6−ヒドロキシ−2−フェニル−2,
3,5,6,7,7a−ヘキサヒドロ−1H−ピロロ
[1,2−c]イミダゾール−1−オン〈光学活性ホス
フィン(I)〉34mg(0.071mmol、収率7
1%)を得た。
Example 2 In Example 1, 1.7 g of L-proline (15 mm
Example 1 except that 2.0 g (15 mmol) of trans-4-hydroxy-L-proline was used instead of 1).
3.2 g of trans-4-hydroxy-N-trifluoroacetyl-L-proline-2-phenylamide was obtained by performing the same reaction and isolation operation as in step (a) of
(10.5 mmol, yield 75%) was obtained. Then, in step (b) of Example 1, 29 mg of N-trifluoroacetyl-L-proline-2-phenylamide (0.
1 mmol) instead of the trans-4 obtained above.
By performing the same reaction and isolation operation as in step (b) of Example 1 except for using 30 mg (0.1 mmol) of -hydroxy-N-trifluoroacetyl-L-proline-2-phenylamide, (3)
R, 6R, 7aS) -3- (Diphenylphosphino) phen-2-yl-6-hydroxy-2-phenyl-2,
3,5,6,7,7a-Hexahydro-1H-pyrrolo [1,2-c] imidazol-1-one <optically active phosphine (I)> 34 mg (0.071 mmol, yield 7)
1%).

【0026】比旋光度:[α]D=+9.2°(c1.
6、CHCl3) EIMS(m/z):478(M)+ 1 H−NMR(400MHz、CDCl3、TMS、pp
m)δ:1.94−2.00(m,1H,7−CH),
2.32−2.38(m、1H,7−CH),2.67
(dd,J=3.6,10Hz,1H,5−CH),
3.13(d,J=10Hz,1H,5−CH),3.
82(dd,J=4.5,9.6Hz,1H,7a−C
H),4.10(br,s,1H,6−CH),6.5
8(d,J=5.9Hz,1H,3−CH),7.05
−7.13(m,2H,Ar),7.19−7.38
(m,15H,Ar),7.57(d,J=7.8H
z,2H,Ar)31 P−NMR(270MHz、CDCl3、P(OC
33(外部標準)、ppm)δ:−18.4(s)
Specific rotation: [α] D = + 9.2 ° (c1.
6, CHCl 3) EIMS (m / z): 478 (M) + 1 H-NMR (400MHz, CDCl 3, TMS, pp
m) δ: 1.94-2.00 (m, 1H, 7-CH),
2.32-2.38 (m, 1H, 7-CH), 2.67
(Dd, J = 3.6, 10 Hz, 1H, 5-CH),
3.13 (d, J = 10 Hz, 1H, 5-CH);
82 (dd, J = 4.5, 9.6 Hz, 1H, 7a-C
H), 4.10 (br, s, 1H, 6-CH), 6.5.
8 (d, J = 5.9 Hz, 1H, 3-CH), 7.05
-7.13 (m, 2H, Ar), 7.19-7.38
(M, 15H, Ar), 7.57 (d, J = 7.8H)
z, 2H, Ar) 31 P-NMR (270 MHz, CDCl 3 , P (OC
H 3 ) 3 (external standard), ppm) δ: −18.4 (s)

【0027】実施例3 実施例2の方法で得られた(3R,6R,7aS)−3
−(ジフェニルホスフィノ)フェン−2−イル−6−ヒ
ドロキシ−2−フェニル−2,3,5,6,7,7a−
ヘキサヒドロ−1H−ピロロ[1,2−c]イミダゾー
ル−1−オン10mg(0.02mmol)およびイミ
ダゾール11mg(0.16mmol)を窒素気雰囲気
下でジメチルホルムアミド5mlに溶解させて0℃に冷
却し、この溶液にt−ブチルジメチルシリルクロリド1
8mg(0.12mmol)を加えた後、室温まで昇温
して3時間攪拌した。反応液を0℃に冷却して飽和炭酸
水素ナトリウム水溶液5mlを加え、次いでクロロホル
ム5mlを加えて抽出し、抽出液を水5mlで5回洗浄
し、無水硫酸ナトリウムで乾燥後、濃縮した。得られた
残留物をシリカゲルカラムクロマトグラフィー(展開溶
媒:酢酸エチル/ヘキサン=1/8(容量比))で精製
することで、下記の物性を有する(3R,6R,7a
S)−3−(ジフェニルホスフィノ)フェン−2−イル
−6−t−ブチルジメチルシリルオキシ−2−フェニル
−2,3,5,6,7,7a−ヘキサヒドロ−1H−ピ
ロロ[1,2−c]イミダゾール−1−オン〈光学活性
ホスフィン(I)〉12mg(0.02mmol、収率
100%)を得た。
Example 3 (3R, 6R, 7aS) -3 obtained by the method of Example 2
-(Diphenylphosphino) phen-2-yl-6-hydroxy-2-phenyl-2,3,5,6,7,7a-
10 mg (0.02 mmol) of hexahydro-1H-pyrrolo [1,2-c] imidazol-1-one and 11 mg (0.16 mmol) of imidazole were dissolved in 5 ml of dimethylformamide under a nitrogen atmosphere, and cooled to 0 ° C. To this solution was added t-butyldimethylsilyl chloride 1
After adding 8 mg (0.12 mmol), the mixture was heated to room temperature and stirred for 3 hours. The reaction solution was cooled to 0 ° C., 5 ml of a saturated aqueous solution of sodium hydrogen carbonate was added, and then 5 ml of chloroform was added for extraction. The extract was washed five times with 5 ml of water, dried over anhydrous sodium sulfate and concentrated. The obtained residue is purified by silica gel column chromatography (developing solvent: ethyl acetate / hexane = 1/8 (volume ratio)) to have the following physical properties (3R, 6R, 7a).
S) -3- (Diphenylphosphino) phen-2-yl-6-t-butyldimethylsilyloxy-2-phenyl-2,3,5,6,7,7a-hexahydro-1H-pyrrolo [1,2 -C] Imidazol-1-one <optically active phosphine (I)> 12 mg (0.02 mmol, 100% yield) was obtained.

【0028】 比旋光度:[α]D=+71°(c2.1、CHCl3) EIMS(m/z):592(M)+ 1 H−NMR(400MHz、CDCl3、TMS、pp
m) δ:0.01(d,J=4.2Hz,6H,Si
(CH32),0.85(s,9H,SiC(C
33),1.99−2.06(m,1H,7−C
H),2.38−2.44(m,1H,7−CH),
2.85−2.95(m,2H,5−CH 2),4.1
3(dd,J=3.8,8.9Hz,1H,7a−C
H),4.30−4.36(m,1H,6−CH),
6.51(d,J=7.1Hz,1H,3−CH),
6.96−7.06(m,2H,Ar),7.14−
7.37(m,15H,Ar),7.41(d,J=
8.5Hz,2H,Ar)31 P−NMR(270MHz、CDCl3、P(OC
33(外部標準)、ppm)δ:−18.7(s)
Specific rotation: [α]D= + 71 ° (c2.1, CHClThree) EIMS (m / z): 592 (M)+ 1 H-NMR (400 MHz, CDClThree, TMS, pp
m) δ: 0.01 (d, J = 4.2 Hz, 6H, Si
(CHThree)Two), 0.85 (s, 9H, SiC (C
HThree)Three), 1.99-2.06 (m, 1H, 7-C
H), 2.38-2.44 (m, 1H, 7-CH),
2.85-2.95 (m, 2H, 5-CH Two), 4.1
3 (dd, J = 3.8, 8.9 Hz, 1H, 7a-C
H), 4.30-4.36 (m, 1H, 6-CH),
6.51 (d, J = 7.1 Hz, 1H, 3-CH),
6.96-7.06 (m, 2H, Ar), 7.14-
7.37 (m, 15H, Ar), 7.41 (d, J =
8.5Hz, 2H, Ar)31 P-NMR (270 MHz, CDClThree, P (OC
HThree)Three(External standard), ppm) δ: −18.7 (s)

【0029】実施例4 [工程(a)]L−インドリン−2−カルボン酸816
mg(5.0mmol)に1,4−ジオキサン5mlお
よび0.5N水酸化ナトリウム水溶液10mlを加えて
溶解させ、0℃に冷却した。この溶液に二炭酸t−ブチ
ル2.2g(10mmol)を添加し、添加終了後、室
温に昇温して15時間攪拌した。反応液を0℃に冷却
し、クエン酸水溶液を加えてpHを3に調節した後、酢
酸エチル10mlで3回抽出した。抽出液を濃縮し、得
られた残留物をジメチルホルムアミド15mlに溶解さ
せ、アニリン0.72ml(7.5mmol)および1
−ヒドロキシベンゾトリアゾール1.35g(10mm
ol)を加えて0℃に冷却した。この溶液に、さらに1
−エチル−3−(3−ジメチルアミノプロピル)カルボ
ジイミド塩酸塩1.44g(7.5mmol)を加えた
後、室温まで昇温して12時間攪拌した。反応液に酢酸
エチル10mlを加えて有機層を分液し、有機層を飽和
炭酸水素ナトリウム水溶液10ml、クエン酸水溶液1
0ml、飽和炭酸水素ナトリウム水溶液10ml、水1
0mlで順次洗浄し、無水硫酸ナトリウムで乾燥後、減
圧下に濃縮した。得られた残留物をシリカゲルカラムク
ロマトグラフィー(展開溶媒:酢酸エチル/ヘキサン=
1/3)で精製することで、N−t−ブトキシカルボニ
ル−L−インドリン−2−フェニルアミド1.14g
(3.5mmol、収率70%)を得た。
Example 4 [Step (a)] L-Indoline-2-carboxylic acid 816
5 mg of 1,4-dioxane and 10 ml of a 0.5N aqueous sodium hydroxide solution were added to and dissolved in mg (5.0 mmol), and the mixture was cooled to 0 ° C. 2.2 g (10 mmol) of t-butyl dicarbonate was added to this solution, and after completion of the addition, the mixture was heated to room temperature and stirred for 15 hours. The reaction solution was cooled to 0 ° C., adjusted to pH 3 by adding an aqueous citric acid solution, and then extracted three times with 10 ml of ethyl acetate. The extract was concentrated and the resulting residue was dissolved in 15 ml of dimethylformamide, and 0.72 ml (7.5 mmol) of aniline and 1
1.35 g of hydroxybenzotriazole (10 mm
ol) and cooled to 0 ° C. Add one more to this solution
After adding 1.44 g (7.5 mmol) of -ethyl-3- (3-dimethylaminopropyl) carbodiimide hydrochloride, the mixture was heated to room temperature and stirred for 12 hours. 10 ml of ethyl acetate was added to the reaction solution, and the organic layer was separated. The organic layer was washed with a saturated aqueous solution of sodium hydrogen carbonate (10 ml) and a citric acid solution (1).
0 ml, saturated aqueous sodium hydrogen carbonate solution 10 ml, water 1
The extract was sequentially washed with 0 ml, dried over anhydrous sodium sulfate, and then concentrated under reduced pressure. The obtained residue is subjected to silica gel column chromatography (developing solvent: ethyl acetate / hexane =
By purifying in 1/3), 1.14 g of Nt-butoxycarbonyl-L-indoline-2-phenylamide was obtained.
(3.5 mmol, 70% yield).

【0030】[工程(b)]上記工程(a)で得られた
N−t−ブトキシカルボニル−L−インドリン−2−フ
ェニルアミド200mg(0.62mmol)をトリフ
ルオロ酢酸4mlに溶解させ、室温で1時間攪拌した。
反応液を減圧下に濃縮し、残留物にクロロホルム5ml
を加えて飽和炭酸水素ナトリウム水溶液5mlで洗浄
し、無水硫酸ナトリウムで乾燥後、減圧下に濃縮するこ
とでL−インドリン−2−フェニルアミド121mg
(0.51mmol、収率82%)を得た。次いで、窒
素置換した蓋付き試験管に、上記で得られたL−インド
リン−2−フェニルアミド30mg(0.13mmo
l)、2−(ジフェニルホスフィノ)ベンズアルデヒド
36mg(0.12mmol)およびメタノール2ml
を加えて100℃に加熱し、1時間攪拌した。反応液を
減圧下に濃縮し、得られた残留物をシリカゲルカラムク
ロマトグラフィー(展開溶媒:酢酸エチル/ヘキサン=
1/8(容量比))で精製することで、下記の物性を有
する(3R,9aS)−3−(ジフェニルホスフィノ)
フェン−2−イル−2−フェニル−2,3,9,9a−
テトラヒドロ−1H−インドリノ[1,2−c]イミダ
ゾール−1−オン〈光学活性ホスフィン(II)〉14
mg(0.03mmol、収率23%)を得た。
[Step (b)] 200 mg (0.62 mmol) of Nt-butoxycarbonyl-L-indoline-2-phenylamide obtained in the above step (a) are dissolved in 4 ml of trifluoroacetic acid, and the mixture is dissolved at room temperature. Stir for 1 hour.
The reaction solution was concentrated under reduced pressure, and 5 ml of chloroform was added to the residue.
And washed with 5 ml of a saturated aqueous solution of sodium hydrogen carbonate, dried over anhydrous sodium sulfate, and concentrated under reduced pressure to give 121 mg of L-indoline-2-phenylamide.
(0.51 mmol, yield 82%). Next, 30 mg (0.13 mmol) of L-indoline-2-phenylamide obtained above was placed in a test tube with a lid purged with nitrogen.
l), 36 mg (0.12 mmol) of 2- (diphenylphosphino) benzaldehyde and 2 ml of methanol
And heated to 100 ° C. and stirred for 1 hour. The reaction solution is concentrated under reduced pressure, and the obtained residue is subjected to silica gel column chromatography (developing solvent: ethyl acetate / hexane =
(3R, 9aS) -3- (diphenylphosphino) having the following physical properties by purifying with (1/8 (volume ratio)).
Phen-2-yl-2-phenyl-2,3,9,9a-
Tetrahydro-1H-indolino [1,2-c] imidazol-1-one <optically active phosphine (II)> 14
mg (0.03 mmol, 23% yield).

【0031】比旋光度:[α]D=+180.7°(c
0.5、CHCl3) EIMS(m/z):510(M)+ 1 H−NMR(400MHz、CDCl3、TMS、pp
m) δ:3.12(dd,J=10,16Hz,1
H),3.54(d,J=16Hz,1H),4.39
(dd,J=1.6,10Hz,1H),6.90−
7.63(m,24H,Ar)31 P NMR(270MHz、CDCl3、P(OC
33(外部標準)、ppm)δ:−20.0(s)
Specific rotation: [α] D = + 180.7 ° (c
0.5, CHCl 3) EIMS (m / z): 510 (M) + 1 H-NMR (400MHz, CDCl 3, TMS, pp
m) δ: 3.12 (dd, J = 10, 16 Hz, 1
H), 3.54 (d, J = 16 Hz, 1H), 4.39
(Dd, J = 1.6, 10 Hz, 1H), 6.90 −
7.63 (m, 24H, Ar) 31 P NMR (270 MHz, CDCl 3 , P (OC
H 3 ) 3 (external standard), ppm) δ: -20.0 (s)

【0032】次に、上記で得られた光学活性ホスフィン
(I)および光学活性ホスフィン(II)を用いて、
1,3−ジフェニルプロペニルメチルカーボネートのア
リル位不斉置換反応を行った。
Next, using the optically active phosphine (I) and the optically active phosphine (II) obtained above,
An allyl position asymmetric substitution reaction of 1,3-diphenylpropenylmethyl carbonate was performed.

【0033】[0033]

【化7】 Embedded image

【0034】試験例1 窒素雰囲気下、トリス(ジベンジリデンアセトン)二パ
ラジウム・クロロホルム(Pd2(dba)3・CHCl
3)10mg(0.01mmol)および実施例3の方
法で得られた(3R,6R,7aS)−3−(ジフェニ
ルホスフィノ)フェン−2−イル−6−t−ブチルジメ
チルシリルオキシ−2−フェニル−2,3,5,6,
7,7a−ヘキサヒドロ−1H−ピロロ[1,2−c]
イミダゾール−1−オン12mg(0.02mmol)
をジクロロメタン1mlに溶解させ、1,3−ジフェニ
ルプロペニルメチルカーボネート54mg(0.2mm
ol)を加えて室温で1時間攪拌した。次いで、この反
応液にマロン酸ジメチル0.068ml(0.6mmo
l)を加え、室温で1週間攪拌した。反応液に酢酸エチ
ル5mlを加えて飽和塩化アンモニウム水溶液5mlで
2回洗浄し、有機層を硫酸マグネシウムで乾燥後、濃縮
した。得られた残留物をシリカゲルカラムクロマトグラ
フィー(展開溶媒:酢酸エチル/ヘキサン=1/10)
で精製することで、(S)−ジメチル−2−(1,3−
ジフェニル−2−プロペニル)マロン酸45mg(0.
14mmol、収率70%、光学純度94%e.e.)
を得た。なお、得られた(S)−ジメチル−2−(1,
3−ジフェニル−2−プロペニル)−マロン酸の光学純
度は、高速液体クロマトグラフィー分析(カラム:DA
ICEL CHIRALCEL OD−H、展開溶媒:
ヘキサン/イソプロパノール=98/2)により決定し
た。
Test Example 1 Tris (dibenzylideneacetone) dipalladium / chloroform (Pd 2 (dba) 3 .CHCl) in a nitrogen atmosphere
3 ) 10 mg (0.01 mmol) and (3R, 6R, 7aS) -3- (diphenylphosphino) phen-2-yl-6-t-butyldimethylsilyloxy-2- obtained by the method of Example 3. Phenyl-2,3,5,6
7,7a-Hexahydro-1H-pyrrolo [1,2-c]
12 mg (0.02 mmol) of imidazol-1-one
Was dissolved in 1 ml of dichloromethane, and 54 mg of 1,3-diphenylpropenylmethyl carbonate (0.2 mm
ol) and stirred at room temperature for 1 hour. Next, 0.068 ml of dimethyl malonate (0.6 mmo) was added to the reaction solution.
l) was added and the mixture was stirred at room temperature for 1 week. 5 ml of ethyl acetate was added to the reaction solution, and the mixture was washed twice with 5 ml of a saturated aqueous solution of ammonium chloride. The organic layer was dried over magnesium sulfate and concentrated. The obtained residue is subjected to silica gel column chromatography (developing solvent: ethyl acetate / hexane = 1/10).
To give (S) -dimethyl-2- (1,3-
45 mg of diphenyl-2-propenyl) malonic acid (0.
14 mmol, yield 70%, optical purity 94% e. e. )
I got In addition, the obtained (S) -dimethyl-2- (1,
The optical purity of 3-diphenyl-2-propenyl) -malonic acid was determined by high performance liquid chromatography analysis (column: DA
ICEL CHIRALCEL OD-H, developing solvent:
Hexane / isopropanol = 98/2).

【0035】試験例2 試験例1において、(3R,6R,7aS)−3−(ジ
フェニルホスフィノ)フェン−2−イル−6−t−ブチ
ルジメチルシリルオキシ−2−フェニル−2,3,5,
6,7,7a−ヘキサヒドロ−1H−ピロロ[1,2−
c]イミダゾール−1−オン12mg(0.02mmo
l)の代わりに実施例1の方法で得られた(3R,7a
S)−3−(ジフェニルホスフィノ)フェン−2−イル
−2−フェニル−2,3,5,6,7,7a−ヘキサヒ
ドロ−1H−ピロロ[1,2−c]イミダゾール−1−
オン11mg(0.02mmol)を用い、マロン酸ジ
メチル0.068ml(0.6mmol)を加えた後、
室温で12時間攪拌した以外は試験例1と同様の操作を
行った。結果を表1に示す。
Test Example 2 The procedure of Test Example 1 was repeated except that (3R, 6R, 7aS) -3- (diphenylphosphino) phen-2-yl-6-tert-butyldimethylsilyloxy-2-phenyl-2,3,5. ,
6,7,7a-Hexahydro-1H-pyrrolo [1,2-
c] 12 mg of imidazol-1-one (0.02 mmol
(3R, 7a) obtained by the method of Example 1 instead of 1)
S) -3- (Diphenylphosphino) phen-2-yl-2-phenyl-2,3,5,6,7,7a-hexahydro-1H-pyrrolo [1,2-c] imidazole-1-
Using 11 mg (0.02 mmol) of ON, 0.068 ml (0.6 mmol) of dimethyl malonate was added.
The same operation as in Test Example 1 was performed except for stirring at room temperature for 12 hours. Table 1 shows the results.

【0036】試験例3 試験例1において、(3R,6R,7aS)−3−(ジ
フェニルホスフィノ)フェン−2−イル−6−t−ブチ
ルジメチルシリルオキシ−2−フェニル−2,3,5,
6,7,7a−ヘキサヒドロ−1H−ピロロ[1,2−
c]イミダゾール−1−オン12mg(0.02mmo
l)の代わりに実施例4の方法で得られた(3R,9a
S)−3−(ジフェニルホスフィノ)フェン−2−イル
−2−フェニル−2,3,9,9a−テトラヒドロ−1
H−インドリノ[1,2−c]イミダゾール−1−オン
12mg(0.02mmol)を用い、マロン酸ジメチ
ル0.068ml(0.6mmol)を加えた後、室温
で12時間攪拌した以外は試験例1と同様の操作を行っ
た。結果を表1に示す。
Test Example 3 The procedure of Test Example 1 was repeated except that (3R, 6R, 7aS) -3- (diphenylphosphino) phen-2-yl-6-t-butyldimethylsilyloxy-2-phenyl-2,3,5. ,
6,7,7a-Hexahydro-1H-pyrrolo [1,2-
c] 12 mg of imidazol-1-one (0.02 mmol
(3R, 9a) obtained by the method of Example 4 instead of 1)
S) -3- (Diphenylphosphino) phen-2-yl-2-phenyl-2,3,9,9a-tetrahydro-1
Test example except that 12 mg (0.02 mmol) of H-indolino [1,2-c] imidazol-1-one was added, and 0.068 ml (0.6 mmol) of dimethyl malonate was added, followed by stirring at room temperature for 12 hours. The same operation as in Example 1 was performed. Table 1 shows the results.

【0037】[0037]

【表1】 [Table 1]

【0038】[0038]

【発明の効果】本発明により提供される光学活性ホスフ
ィン化合物は、短工程で合成が可能であり、遷移金属錯
体触媒を用いた種々の不斉合成反応、例えばアリル化合
物のアリル位不斉置換反応などにおいて配位子として使
用することにより、高い不斉収率を達成し得る。
The optically active phosphine compound provided by the present invention can be synthesized in a short step, and can be used for various asymmetric synthesis reactions using a transition metal complex catalyst, for example, an allyl position asymmetric substitution reaction of an allyl compound. In such cases, a high asymmetric yield can be achieved by using the compound as a ligand.

Claims (2)

【特許請求の範囲】[Claims] 【請求項1】 一般式(I) 【化1】 (式中、Rは水素原子または保護されていてもよい水酸
基を表し、*は不斉炭素原子を表す。)で示される光学
活性ホスフィン化合物。
1. A compound of the general formula (I) (In the formula, R represents a hydrogen atom or a hydroxyl group which may be protected, and * represents an asymmetric carbon atom.)
【請求項2】 一般式(II) 【化2】 (式中、*は不斉炭素原子を表す。)で示される光学活
性ホスフィン化合物。
2. A compound of the general formula (II) (In the formula, * represents an asymmetric carbon atom.)
JP2000194512A 2000-03-14 2000-06-28 Optically active phosphine compound Pending JP2001328993A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000194512A JP2001328993A (en) 2000-03-14 2000-06-28 Optically active phosphine compound

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000-70177 2000-03-14
JP2000070177 2000-03-14
JP2000194512A JP2001328993A (en) 2000-03-14 2000-06-28 Optically active phosphine compound

Publications (1)

Publication Number Publication Date
JP2001328993A true JP2001328993A (en) 2001-11-27

Family

ID=26587431

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000194512A Pending JP2001328993A (en) 2000-03-14 2000-06-28 Optically active phosphine compound

Country Status (1)

Country Link
JP (1) JP2001328993A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009046469A (en) * 2007-07-26 2009-03-05 Chiba Univ Method for preparing optically active allyl compound

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009046469A (en) * 2007-07-26 2009-03-05 Chiba Univ Method for preparing optically active allyl compound

Similar Documents

Publication Publication Date Title
JP2527319B2 (en) Method for producing 7-bromo-β-carboline derivative
RU2198176C2 (en) Methods of synthesis of azasteroid derivatives, derivative of azasteroid-imidazolide, method of its synthesis
JP2001328993A (en) Optically active phosphine compound
JP3489116B2 (en) New synthetic intermediates and methods for producing aminopiperazine derivatives
JP3241741B2 (en) &#34;Method for producing 3- (7-amidino-2-naphthyl) -2-phenylpropionic acid derivative&#34;
JP5191385B2 (en) Succinic acid diester derivative, process for its preparation and use of said derivative in pharmaceutical manufacture
JPH06340622A (en) Production of benzylsuccinic acid derivative and intermediate for its synthesis
JP2019167317A (en) Method for producing l-carnosine derivative and l-carnosine
JP3046258B2 (en) Method for producing 1-chlorocarbonyl-4-piperidinopiperidine or hydrochloride thereof
JP2000007664A (en) Optically active piperazine compound, its intermediate and their production
JP2007051128A (en) Method for producing aniline having aralkyloxy or heteroaralkyloxy group
JP3266603B6 (en) Method for producing 3- (7-amidino-2-naphthyl) -2-phenylpropionic acid derivative
JP4937442B2 (en) Process for producing 5-fluorooxindole
JP3013760B2 (en) Method for producing 4-hydroxy-2-pyrrolidone
CA3214107A1 (en) New process for the synthesis of 5-{5-chloro-2-[(3s)-3- [(morpholin-4-yl)methyl]-3,4-dihydroisoquinoline-2(1h)- carbonyl]phenyl}-1,2-dimethyl-1h-pyrrole-3-carboxylic acid derivatives and its application for the production of pharmaceutical compounds
KR100445781B1 (en) Process for preparing (S)-1-acetyl-2-pyrrolidinecarboxamide
JP3266603B2 (en) Method for producing 3- (7-amidino-2-naphthyl) -2-phenylpropionic acid derivative
JP2608761B2 (en) Method for producing 7-bromo-β-carboline derivative and intermediate thereof
WO2005000810A1 (en) Process for producing nitrogenous heterocyclic compound
JPWO2005063678A1 (en) Method for producing phenylacetic acid derivative
JPH01163154A (en) Production of tetrahydrophthalimide based compound, intermediate thereof and production of said intermediate
WO2000029369A1 (en) Aminoacrylic acid derivatives and process for producing the same
JP2893906B2 (en) Method for producing unsaturated ketone compound
JP2703048B2 (en) Production method of proline derivative
JP2008001611A (en) Method for producing 3r-aminopyrrolidine derivative