JPS57128692A - Cephem derivative and its preparation - Google Patents

Cephem derivative and its preparation

Info

Publication number
JPS57128692A
JPS57128692A JP56013819A JP1381981A JPS57128692A JP S57128692 A JPS57128692 A JP S57128692A JP 56013819 A JP56013819 A JP 56013819A JP 1381981 A JP1381981 A JP 1381981A JP S57128692 A JPS57128692 A JP S57128692A
Authority
JP
Japan
Prior art keywords
preparation
cephem
formulai
halogen
methyl
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
JP56013819A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0357105B2 (enrdf_load_stackoverflow
Inventor
Kunio Atsumi
Fumio Kai
Takeshi Nishihata
Hidekazu Akita
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.)
Meiji Seika Kaisha Ltd
Original Assignee
Meiji Seika Kaisha 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 Meiji Seika Kaisha Ltd filed Critical Meiji Seika Kaisha Ltd
Priority to JP56013819A priority Critical patent/JPS57128692A/ja
Publication of JPS57128692A publication Critical patent/JPS57128692A/ja
Publication of JPH0357105B2 publication Critical patent/JPH0357105B2/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

  • Cephalosporin Compounds (AREA)
JP56013819A 1981-02-03 1981-02-03 Cephem derivative and its preparation Granted JPS57128692A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56013819A JPS57128692A (en) 1981-02-03 1981-02-03 Cephem derivative and its preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56013819A JPS57128692A (en) 1981-02-03 1981-02-03 Cephem derivative and its preparation

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP1145222A Division JPH0228184A (ja) 1989-06-09 1989-06-09 7―メトキシセフェム誘導体の製造法

Publications (2)

Publication Number Publication Date
JPS57128692A true JPS57128692A (en) 1982-08-10
JPH0357105B2 JPH0357105B2 (enrdf_load_stackoverflow) 1991-08-30

Family

ID=11843884

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56013819A Granted JPS57128692A (en) 1981-02-03 1981-02-03 Cephem derivative and its preparation

Country Status (1)

Country Link
JP (1) JPS57128692A (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5262292A (en) * 1975-11-17 1977-05-23 Sankyo Co Ltd Preparation of cephalosporin compounds

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5262292A (en) * 1975-11-17 1977-05-23 Sankyo Co Ltd Preparation of cephalosporin compounds

Also Published As

Publication number Publication date
JPH0357105B2 (enrdf_load_stackoverflow) 1991-08-30

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