JPS6067486A - Optically active organotin compound containing asymmetric group - Google Patents

Optically active organotin compound containing asymmetric group

Info

Publication number
JPS6067486A
JPS6067486A JP17680083A JP17680083A JPS6067486A JP S6067486 A JPS6067486 A JP S6067486A JP 17680083 A JP17680083 A JP 17680083A JP 17680083 A JP17680083 A JP 17680083A JP S6067486 A JPS6067486 A JP S6067486A
Authority
JP
Japan
Prior art keywords
optically active
organotin compound
compound containing
group
asymmetric group
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.)
Granted
Application number
JP17680083A
Other languages
Japanese (ja)
Other versions
JPS6225675B2 (en
Inventor
Junzo Odera
純蔵 大寺
Yasumi Shimizu
保美 清水
Tetsuya Nakada
中田 哲也
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.)
Osaka Soda Co Ltd
Original Assignee
Osaka Soda 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 Osaka Soda Co Ltd filed Critical Osaka Soda Co Ltd
Priority to JP17680083A priority Critical patent/JPS6067486A/en
Publication of JPS6067486A publication Critical patent/JPS6067486A/en
Publication of JPS6225675B2 publication Critical patent/JPS6225675B2/ja
Granted legal-status Critical Current

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

NEW MATERIAL:(-)-Diallylbis(2-phenylbutyl)tin shown by the formula. USE:A reagent for asymmetric allylation of ketone or aldehyde. A homoallyl alcohol obtained by this reaction is useful as an intermediate for synthesis. PREPARATION:A Grignard reagent (e.g., 2-phenylbutylmagnesium chloride, etc.) is prepared from an optically active 2-phenylbutyl halide [e.g., (+)-1-chloro-2- phenylbutane, etc.] by a conventional process, and it is reacted with a diallyltin halide in a solvent such as THF, etc. preferably at -100-120 deg.C.

Description

【発明の詳細な説明】 本発明は、不斉基を有する光学的に活性な有機錫化合物
に関する。更に詳細には、本発明は、下記式(I)で表
わされる不斉基を右ザる光学活性有機錫化合物を提供す
るものである。
DETAILED DESCRIPTION OF THE INVENTION The present invention relates to optically active organotin compounds having an asymmetric group. More specifically, the present invention provides an optically active organotin compound having an asymmetric group represented by the following formula (I).

有機錫化合物の中には、官能基の転換試剤や触媒として
有用なものが多いが、不斉合成の如く更に精密な選択性
が要求される場合には、従来公知の有機錫化合物では仝
く効宋がなかった。
Many organotin compounds are useful as functional group conversion reagents and catalysts, but in cases where more precise selectivity is required, such as in asymmetric synthesis, conventionally known organotin compounds cannot be used. There was no Song Dynasty.

本発明は、反応性官能基としてアリル基を有するアリル
錫化合物に光学活性な不斉基を導入した光学活性な新規
有機錫化合物をlj)供するものであり、このものは次
式(][)で示されるように、ケトンまたはアルデヒド
の不斉アリル化反応試剤として有用であることが見出さ
れl〔。
The present invention provides a novel optically active organotin compound lj) in which an optically active asymmetric group is introduced into an allyltin compound having an allyl group as a reactive functional group, and this compound has the following formula (][) As shown in [1], it was found to be useful as a reagent for asymmetric allylation of ketones or aldehydes.

但し、上記式(I)中、R’、R2は水素原子または有
機具であり、R1どR2が同一であることはない。
However, in the above formula (I), R' and R2 are hydrogen atoms or organic moieties, and R1 and R2 are not the same.

上記式(In)によって得られるホモアリルアルコール
類は合成中間体として有用なものが多い。従来にJ3い
ては、光学活性アリルケイ素化合物や光学活性アリルホ
ウ素化合物にJ:る不斉アリル化反応が若干側報告され
ているが、上記ケイ素化合物ではアリル基がフェニル置
換された特別な場合に限られること、又上記ホウ素化合
物では、このものが大気中で不安定なため取扱上の制限
があること、また該化合物の再使用が困難であることな
どの欠点があった。
Many of the homoallyl alcohols obtained by the above formula (In) are useful as synthetic intermediates. Conventionally, some asymmetric allylation reactions have been reported in optically active allyl silicon compounds and optically active allyl boron compounds, but in the special case where the allyl group is phenyl-substituted in the above silicon compounds, Furthermore, the boron compounds mentioned above have drawbacks such as being unstable in the atmosphere, which imposes restrictions on handling, and that it is difficult to reuse the compounds.

本発明の式(I)の化合物は、利用4+n白1(jの高
い全水素置換アリル基の場合でも適用でき、−膜性が高
いだけでなく−、空気中でも安定−(゛、しかも光学活
性有機基が再使用可能な形で回収できるなど不斉アリル
化反応試剤として(小めて有用性が高い。
The compound of formula (I) of the present invention can be applied even in the case of a fully hydrogen-substituted allyl group with a high utilization 4 + n white 1 (j), and has not only high film properties but also stability in air (゛, and optical activity. It is highly useful as an asymmetric allylation reaction reagent (although small in size), as the organic group can be recovered in a reusable form.

本発明の式(I)の光学活性有機錫化合物は、光学活性
2−フェニルブチルハライドから常法によってグリニヤ
ール試桑を製造し、これとジアリル錫ハライドとを適当
な溶媒中で反応さぼることによって得られる。
The optically active organotin compound of formula (I) of the present invention can be obtained by preparing a Grignard sample from optically active 2-phenylbutyl halide by a conventional method, and stopping the reaction between this and diallyltin halide in an appropriate solvent. It will be done.

上記2−フェニルブチルハライドおよびジアリル錫ハラ
イドにおけるハロゲンとし“Cは、塩素、臭素、ヨウ素
が挙げられる。また反応溶媒としては、テ1〜ラヒドロ
スラン、ジエチルエーテル、ジメトキシエタン等が挙げ
られ、反応温度は、通常−100〜120 ’Cが適当
Cある。
The halogen "C" in the above-mentioned 2-phenylbutyl halide and diallyltin halide includes chlorine, bromine, and iodine. Examples of the reaction solvent include Te1-lahydrosurane, diethyl ether, dimethoxyethane, etc., and the reaction temperature is , usually -100 to 120'C is suitable.

本発明の光学活性有機錫化合物は、前記したように、ア
ルデヒドまたはケトンと前記式(II)のJ:うに不斉
反応さけ、これを加水分解することにより光学活性なホ
モアリルアルコールを得ることができる。例えばアルデ
ヒドとしてuc31−12(1)O,t −C4Ht(
1)O、TL −Cg Ht7 CHO,Cb l−1
s G(= CHG(○ 、CaHs040等を用いて
対応する光学活性ホモアリルアルコールを得ることがで
きる。
As described above, the optically active organotin compound of the present invention undergoes an asymmetric reaction with an aldehyde or a ketone in formula (II), and can be hydrolyzed to obtain an optically active homoallylic alcohol. can. For example, as an aldehyde, uc31-12(1)O,t -C4Ht(
1) O, TL -Cg Ht7 CHO, Cb l-1
sG(=CHG(○), the corresponding optically active homoallylic alcohol can be obtained using CaHs040, etc.

更に、反応後適当な処理を行なうことにより、光学活性
な置換基は繰返し使用可能な形で回収される。
Furthermore, by performing appropriate treatment after the reaction, the optically active substituent can be recovered in a form that can be used repeatedly.

以下実施例によって本発明を説明する。The present invention will be explained below with reference to Examples.

実施例 (+)−i−クロロ−2−フェニルブタン(光学純度9
7%) 18.0g (107m mol)より調製し
た2−フェニルブチルマグネシウムクロライドのテトラ
ヒドロフラン溶1120m1に、ジアリル錫ジブロマイ
ド12.8(+ (3Cim mol)を加え、室温で
 1時間撹拌した後、30分間還流させた。反応混合物
にヘキリーン100 mlを加えて濾過した後、濾液を
m縮し、得られた油分を蒸留して目的物(−)−ジアリ
ルどス(2−フェニルブチル)錫15.1gを得たく収
率90%)。
Example (+)-i-chloro-2-phenylbutane (optical purity 9
To 1,120 ml of a solution of 2-phenylbutylmagnesium chloride in tetrahydrofuran prepared from 18.0 g (107 mmol) of 2-phenylbutylmagnesium chloride, 12.8 (3 cm mol) of diallytin dibromide was added, and the mixture was stirred at room temperature for 1 hour. The reaction mixture was refluxed for 100 ml and filtered.The filtrate was condensed and the resulting oil was distilled to obtain the desired product (-)-diallyldos(2-phenylbutyl)tin15. 1 g (yield 90%).

得られた目的物の物性値は以下の通りである。The physical properties of the obtained target product are as follows.

沸点 210°G / 0.15 un fig(α1
o−38,1°、(C0897、ヘンセ>)元素分析 実測値 C67,17% l−17,9/1%理論値 
066.83% l−17,77%NMR<C印4溶媒
 T M S XI準δ)0.69 (6l−()、0
.87〜1.93 (12+−1) 。
Boiling point 210°G / 0.15 un fig (α1
o-38,1°, (C0897, Hense>) Elemental analysis actual value C67,17% l-17,9/1% theoretical value
066.83% l-17,77%NMR<C mark 4 solvent T M S XI quasi δ) 0.69 (6l-(), 0
.. 87-1.93 (12+-1).

2.02〜2.85 (2N >’、4.40〜4.8
8(4H)、5.16〜6.03 (21−1) 。
2.02~2.85 (2N>', 4.40~4.8
8(4H), 5.16-6.03 (21-1).

7.00〜7.30 (101−1> 出願人 大阪曹達株式会ネ」 代理人 弁理士 間予 透 手続補正書く自発) 昭和59年 6月19日 1、事件の表示 昭和58年特許願第176800号2
、発明の名称 不斉基を有する光学活性有機錫化合物3
、ン市正をする者 事件との関係 特許出願人 4、代理人 〒550 大阪市西区江戸堀1丁目10番8号6、補正
の内容 (1)明細書第1真下第3行〜下第1行[不斉基を有す
る・・・提供するもの−である。」を]不ハ基を有し、
不斉合成反応に有用な光学活1(1有機錫化合物に関す
るものである。jと8)正づる。
7.00 - 7.30 (101-1> Applicant: Osaka Soda Co., Ltd. Agent: Patent Attorney, Intermediate, volunteer to write amendments to transparent procedures) June 19, 1980 1, Indication of case: 1988 Patent Application No. 176800 No. 2
, Title of the invention Optically active organotin compound having an asymmetric group 3
, Relationship with the case of a person acting as a city attorney Patent applicant 4, Agent 1-10-8-6, Edobori, Nishi-ku, Osaka 550 Contents of amendment (1) Specification 1, line 3 to bottom 1 Line [having an asymmetric group...is provided. ”] has a hydrogen group,
Correct the optical activity 1 (1 concerning organotin compounds. j and 8) useful in asymmetric synthesis reactions.

(2)同書第2真下第5行〜下第4行[を提供りる」を
1に関する」と訂正する。
(2) Correct "provide" to "relating to 1" in lines 5 to 4, directly below the second part of the same book.

Claims (1)

【特許請求の範囲】 下記式(I>で表わされる不斉基を有する光学活性有機
錫化合物。 (1)
[Scope of Claims] An optically active organotin compound having an asymmetric group represented by the following formula (I>). (1)
JP17680083A 1983-09-24 1983-09-24 Optically active organotin compound containing asymmetric group Granted JPS6067486A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17680083A JPS6067486A (en) 1983-09-24 1983-09-24 Optically active organotin compound containing asymmetric group

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17680083A JPS6067486A (en) 1983-09-24 1983-09-24 Optically active organotin compound containing asymmetric group

Publications (2)

Publication Number Publication Date
JPS6067486A true JPS6067486A (en) 1985-04-17
JPS6225675B2 JPS6225675B2 (en) 1987-06-04

Family

ID=16020059

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17680083A Granted JPS6067486A (en) 1983-09-24 1983-09-24 Optically active organotin compound containing asymmetric group

Country Status (1)

Country Link
JP (1) JPS6067486A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05255090A (en) * 1991-06-14 1993-10-05 Merck & Co Inc 1,4-benzodiazepines having a 5-membered heterocyclic ring

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05255090A (en) * 1991-06-14 1993-10-05 Merck & Co Inc 1,4-benzodiazepines having a 5-membered heterocyclic ring

Also Published As

Publication number Publication date
JPS6225675B2 (en) 1987-06-04

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