JPS51133290A - Process for preparing antibiotics - Google Patents

Process for preparing antibiotics

Info

Publication number
JPS51133290A
JPS51133290A JP50055399A JP5539975A JPS51133290A JP S51133290 A JPS51133290 A JP S51133290A JP 50055399 A JP50055399 A JP 50055399A JP 5539975 A JP5539975 A JP 5539975A JP S51133290 A JPS51133290 A JP S51133290A
Authority
JP
Japan
Prior art keywords
preparing antibiotics
formula
antibiotics
preparing
iii
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
JP50055399A
Other languages
Japanese (ja)
Inventor
Yataro Ichikawa
Koji Nakagawa
Hideki Tsuruta
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 JP50055399A priority Critical patent/JPS51133290A/en
Publication of JPS51133290A publication Critical patent/JPS51133290A/en
Pending legal-status Critical Current

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Landscapes

  • Cephalosporin Compounds (AREA)

Abstract

PURPOSE:To obtain compounds of formula II, III and IV in high yields by treating penicillin sulfoxides of formula I with lithium halides.
JP50055399A 1975-05-13 1975-05-13 Process for preparing antibiotics Pending JPS51133290A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50055399A JPS51133290A (en) 1975-05-13 1975-05-13 Process for preparing antibiotics

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50055399A JPS51133290A (en) 1975-05-13 1975-05-13 Process for preparing antibiotics

Publications (1)

Publication Number Publication Date
JPS51133290A true JPS51133290A (en) 1976-11-18

Family

ID=12997443

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50055399A Pending JPS51133290A (en) 1975-05-13 1975-05-13 Process for preparing antibiotics

Country Status (1)

Country Link
JP (1) JPS51133290A (en)

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