Crystalline cefdinir salts

Details Crystalline cefdinir salts Crystalline cefdinir salts

2007-02-06

2007-02-06

Berch, Mark L. (Department: 1624)

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

active

10539122

ABSTRACT:
Cefdinir crystalline salts of formula (I),in which n ranges from 1 to 3, the preparation and use thereof for the preparation and purification of cefdinir are herein disclosed. The salts of formula (I) can be obtained from cefdinir intermediates or crude cefdinir by treatment with phosphoric acid.

REFERENCES:
patent: 6350869 (2002-02-01), Sturm et al.
patent: 6794372 (2004-09-01), Del Soldato et al.
patent: 2004/0210049 (2004-10-01), Lee et al.
patent: 2006/0025586 (2006-02-01), Kremminger et al.
patent: 2006/0040915 (2006-02-01), Kumar et al.
patent: 0 304 019 (1989-02-01), None
patent: 0 304 019 (1989-02-01), None
patent: 1 392 536 (1975-04-01), None
patent: WO 02/098884 (2002-12-01), None
patent: WO 2004/016623 (2004-02-01), None
patent: WO 2006008160 (2006-01-01), None

Affiliated with

Also associated with

Rating

Crystalline cefdinir salts does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Crystalline cefdinir salts, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Crystalline cefdinir salts will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3820930