2-acyloxycephem derivatives
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 24, 1996
Grant Date -
N/A
app pub date -
Nov 4, 1994
filing date -
Mar 4, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention provides cephalosporin sulphones of formula (I) and the pharmaceutically and veterinarily acceptable salts thereof: ##STR1## wherein n is one or two: A and B are both or each independently hydrogen or an organic radical; R.sup.1 represents halogen, A, OA, --S(O).sub.m A wherein m is 0-2, --OC(O)A, --OS(O).sub.2 A, --NHC(O)A or --NH--Z wherein Z is a mono, di-or tripeptide and A is as defined above; R.sup.2 represents a halogen, A, --S(O).sub.m A, --O--A, --C(O)A, --C(O)OA, --CH.sub.2 --OA, --CH.sub.2 S(O).sub.m A, --CH.sub.2 OC(O)A, --CH.sub.2 O--Z, --CH.sub.2 SC(O) A, --CH.sub.2 --N(A)A, --CH.sub.2 N.sup.+ (A)(A')A', --CH.sub.2 NH--C(O)A or --CH.sub.2 NH--Z wherein A and Z are as defined above. The compounds of formula (I) and their salts are elastase inhibitors.
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