3-imino-cephalosporins

Details 3-imino-cephalosporins 3-imino-cephalosporins

1998-09-30

2000-03-07

Shah, Mukund J.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

540222, C07D49904, C07D50118

Patent

active

060342374

ABSTRACT:
3-Imino-cephalosporin derivatives of formula II ##STR1## wherein Y denotes alkyl, aryl or heterocyclyl; and R.sup.a and R.sup.d denote hydrogen or a silyl group; in free form or in salt form, and methods of preparation.

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