Cephalosporin crystals and process for producing same

Cephalosporin crystals and process for producing same

  • CN 1,237,181 A
  • Filed: 08/19/1998
  • Published: 12/01/1999
  • Est. Priority Date: 08/25/1997
  • Status: Abandoned Application
First Claim
Patent Images

1. by the cephalosporin crystals of following formula representative, Wherein R is to methoxy-benzyl or diphenyl methyl.

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