PROCESS FOR PREPARING 3'-THIOSUBSTITUTED CEPHALOSPORINS EMPLOYING A PENCILLIN G ACYLASE
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jul 17, 2014
app pub date -
Jun 21, 2012
filing date -
Jun 23, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The present invention relates to a process for the preparation of 3′-thiosubstituted cephalosporins by enzymatic condensation of a nucleus with a phenylglycine derivative. Furthermore the present invention relates to a crystalline form of a compound of general formula (1) wherein R2 is OH and X is S and R1 is a radical of formula (2a) with R3 is CH3.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully