Process for preparing 1,2,4-thiadiazole derivatives

Details Process for preparing 1,2,4-thiadiazole derivatives Process for preparing 1,2,4-thiadiazole derivatives

1996-06-03

1998-01-06

Gerstl, Robert

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D28508

Patent

active

057056501

ABSTRACT:
An improved process for the production of 5-amino-1,2,4-thiadiazol-3-yl-(2-(lower)-alkoxyimino)acetic acids starting from 5-substituted- or unsubstituted-3-aminoisoxazole compounds is disclosed herein. The title compounds are useful as acylating agents for the production of 7-acylaminocephalosporins.

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