JPS537685A - Preparation of optical active lactams - Google Patents

Preparation of optical active lactams

Info

Publication number
JPS537685A
JPS537685A JP7981276A JP7981276A JPS537685A JP S537685 A JPS537685 A JP S537685A JP 7981276 A JP7981276 A JP 7981276A JP 7981276 A JP7981276 A JP 7981276A JP S537685 A JPS537685 A JP S537685A
Authority
JP
Japan
Prior art keywords
optical active
lactams
preparation
active lactams
pharmecuticals
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
JP7981276A
Other languages
Japanese (ja)
Inventor
Toshio Wakabayashi
Yoshinori Kato
Kenzo Watanabe
Masahiko Saito
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.)
Teijin Ltd
Original Assignee
Teijin 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 Teijin Ltd filed Critical Teijin Ltd
Priority to JP7981276A priority Critical patent/JPS537685A/en
Priority to GB3700176A priority patent/GB1515600A/en
Priority to FR7627102A priority patent/FR2348918A1/en
Priority to DE19762640674 priority patent/DE2640674A1/en
Publication of JPS537685A publication Critical patent/JPS537685A/en
Pending legal-status Critical Current

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  • Hydrogenated Pyridines (AREA)

Abstract

PURPOSE: To prepare optical active lactams, useful as optical active pharmecuticals, intermediates for synthesis of natural organic compounds, etc., by the crystallization and separation of diastereomer mixture of lactams having an asymmetric carbon at the 2-position.
COPYRIGHT: (C)1978,JPO&Japio
JP7981276A 1976-04-19 1976-07-07 Preparation of optical active lactams Pending JPS537685A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP7981276A JPS537685A (en) 1976-07-07 1976-07-07 Preparation of optical active lactams
GB3700176A GB1515600A (en) 1976-04-19 1976-09-07 Optically active pyrrolidone or piperidone derivatives and processes for preparing these derivatives
FR7627102A FR2348918A1 (en) 1976-04-19 1976-09-09 Optically active pyrrolidone and piperidone derivs. - for use as pharmaceutical intermediates optically
DE19762640674 DE2640674A1 (en) 1976-04-19 1976-09-09 OPTICALLY ACTIVE PYRROLIDONE OR PIPERIDONE DERIVATIVES AND PROCESS FOR THEIR PRODUCTION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7981276A JPS537685A (en) 1976-07-07 1976-07-07 Preparation of optical active lactams

Publications (1)

Publication Number Publication Date
JPS537685A true JPS537685A (en) 1978-01-24

Family

ID=13700611

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7981276A Pending JPS537685A (en) 1976-04-19 1976-07-07 Preparation of optical active lactams

Country Status (1)

Country Link
JP (1) JPS537685A (en)

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