JPS5242894A - Method of preparing cephalosporin derivatives - Google Patents

Method of preparing cephalosporin derivatives

Info

Publication number
JPS5242894A
JPS5242894A JP11869875A JP11869875A JPS5242894A JP S5242894 A JPS5242894 A JP S5242894A JP 11869875 A JP11869875 A JP 11869875A JP 11869875 A JP11869875 A JP 11869875A JP S5242894 A JPS5242894 A JP S5242894A
Authority
JP
Japan
Prior art keywords
cephalosporin derivatives
formula
preparing cephalosporin
radical
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.)
Pending
Application number
JP11869875A
Other languages
Japanese (ja)
Inventor
Masaru Iwanami
Masuo Murakami
Masaharu Fujimoto
Tetsuya Maeda
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.)
Yamanouchi Pharmaceutical Co Ltd
Original Assignee
Yamanouchi Pharmaceutical 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 Yamanouchi Pharmaceutical Co Ltd filed Critical Yamanouchi Pharmaceutical Co Ltd
Priority to JP11869875A priority Critical patent/JPS5242894A/en
Publication of JPS5242894A publication Critical patent/JPS5242894A/en
Pending legal-status Critical Current

Links

Landscapes

  • Cephalosporin Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

PURPOSE: Cephalosporin derivatives ofo formula I [R1 is a radical of formula II(A is thiadiazole, methyl substed.thiazole;X is S, a single bond;B is alkylene); R2 is a radical of formula III(R3 is methyl, H) or formula IV] and salts thereof.
COPYRIGHT: (C)1977,JPO&Japio
JP11869875A 1975-10-01 1975-10-01 Method of preparing cephalosporin derivatives Pending JPS5242894A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11869875A JPS5242894A (en) 1975-10-01 1975-10-01 Method of preparing cephalosporin derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11869875A JPS5242894A (en) 1975-10-01 1975-10-01 Method of preparing cephalosporin derivatives

Publications (1)

Publication Number Publication Date
JPS5242894A true JPS5242894A (en) 1977-04-04

Family

ID=14742930

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11869875A Pending JPS5242894A (en) 1975-10-01 1975-10-01 Method of preparing cephalosporin derivatives

Country Status (1)

Country Link
JP (1) JPS5242894A (en)

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