JPS6328063B2 - - Google Patents

Info

Publication number
JPS6328063B2
JPS6328063B2 JP55030477A JP3047780A JPS6328063B2 JP S6328063 B2 JPS6328063 B2 JP S6328063B2 JP 55030477 A JP55030477 A JP 55030477A JP 3047780 A JP3047780 A JP 3047780A JP S6328063 B2 JPS6328063 B2 JP S6328063B2
Authority
JP
Japan
Prior art keywords
group
solution
ethyl acetate
reference example
compound
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.)
Expired
Application number
JP55030477A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56142259A (en
Inventor
Masao Shiosaki
Takeo Kobayashi
Noboru Ishida
Tetsuo Hiraoka
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.)
Sankyo Co Ltd
Original Assignee
Sankyo 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 Sankyo Co Ltd filed Critical Sankyo Co Ltd
Priority to JP3047780A priority Critical patent/JPS56142259A/ja
Publication of JPS56142259A publication Critical patent/JPS56142259A/ja
Publication of JPS6328063B2 publication Critical patent/JPS6328063B2/ja
Granted 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
    • Y02P20/55Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
JP3047780A 1980-03-11 1980-03-11 Beta-lactam compound and its preparation Granted JPS56142259A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3047780A JPS56142259A (en) 1980-03-11 1980-03-11 Beta-lactam compound and its preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3047780A JPS56142259A (en) 1980-03-11 1980-03-11 Beta-lactam compound and its preparation

Related Child Applications (3)

Application Number Title Priority Date Filing Date
JP62050952A Division JPS6354359A (ja) 1987-03-05 1987-03-05 4―カルボキシメチルアゼチジノン誘導体の製法
JP62050951A Division JPS6345250A (ja) 1987-03-05 1987-03-05 β−ラクタム化合物
JP62050953A Division JPS6345251A (ja) 1987-03-05 1987-03-05 4−アシルオキシアゼチジノン誘導体の製法

Publications (2)

Publication Number Publication Date
JPS56142259A JPS56142259A (en) 1981-11-06
JPS6328063B2 true JPS6328063B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-06-07

Family

ID=12304925

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3047780A Granted JPS56142259A (en) 1980-03-11 1980-03-11 Beta-lactam compound and its preparation

Country Status (1)

Country Link
JP (1) JPS56142259A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU184494B (en) * 1981-12-30 1984-08-28 Richter Gedeon Vegyeszet Process for producing new azetidinone-caraoxylic acids
DE3375481D1 (en) * 1982-10-13 1988-03-03 Sumitomo Pharma Beta-lactam compounds and production thereof
DE3484362D1 (de) * 1983-03-28 1991-05-08 Ciba Geigy Ag Verfahren zur herstellung von optisch aktiven azetidinonen.
GB8321004D0 (en) * 1983-08-04 1983-09-07 Erba Farmitalia Azetidinones
JPS6051171A (ja) * 1983-08-30 1985-03-22 Sankyo Co Ltd β−ラクタム系化合物の製造法
DD250532A5 (de) * 1984-10-01 1987-10-14 Ciba-Geigy Ag,Ch Verfahren zur herstellung von optisch aktiven acyloxyazetidinonen
EP0181831B1 (de) * 1984-10-01 1993-08-25 Ciba-Geigy Ag Verfahren zur Herstellung von optisch aktiven Acyloxyazetidinonen
DE3567644D1 (de) * 1984-10-18 1989-02-23 Hoffmann La Roche Sterical uniform 2-azetidinones
JP2520229B2 (ja) * 1985-03-09 1996-07-31 サントリー株式会社 2−アゼチジノン誘導体の製造法
JPH085853B2 (ja) * 1985-09-24 1996-01-24 第一製薬株式会社 ラクタム化合物およびその製法
JPS6345251A (ja) * 1987-03-05 1988-02-26 Sankyo Co Ltd 4−アシルオキシアゼチジノン誘導体の製法
US5274188A (en) * 1987-05-04 1993-12-28 Ciba-Geigy Corporation Process for the manufacture of 4-acyloxy-3-hydroxyethyl-azetidinones
US5731431A (en) * 1991-12-26 1998-03-24 Nippon Soda Co., Ltd. Process for preparing 4-substituted azetidinone derivatives
EP0573667B1 (en) * 1991-12-26 2001-06-13 Nippon Soda Co., Ltd. Process for producing 4-substituted azetidinone derivative
JPH072764A (ja) * 1993-12-13 1995-01-06 Dai Ichi Seiyaku Co Ltd β−ラクタム化合物

Also Published As

Publication number Publication date
JPS56142259A (en) 1981-11-06

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