Derivatives of 3-pyrrolidylidene-2-one-cephalosporines

C - Chemistry – Metallurgy – 07 – D

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C07D 501/24 (2006.01) A61K 31/545 (2006.01) C07D 501/00 (2006.01) C07D 501/18 (2006.01) C07F 7/10 (2006.01)

Patent

CA 2212345

Cephalosporin derivatives of general formula (I) wherein R1 is hydrogen, lower alkyl, aralkyl, cycloalkyl, R3CO- or -C(R4R5)CO2R6; where R4 and R5 are each independently hydrogen or lower alkyl, or R4 and R5 taken together form a cycloalkyl group; R3 is hydrogen or lower alkyl and R6 is hydrogen, lower alkyl, lower alkenyl or a carboxylic acid protecting group. R2 is isobutyl, 2,2-dimethyl-propyl or cyclohexyl-methyl; n is 0, 1 or 2; X is CH or N; as well as readily hydrolyzable esters thereof, pharmaceutically acceptable salts of said compounds and hydrates of the compounds of formula (I) and of their esters and salts.

Dérivés de céphalosporines de la formule générale (I), dans laquelle R?1¿ représente hydrogène, alkyle inférieur, aralkyle, cycloalkyle, R?3¿CO- ou -C(R?4¿R?5¿)CO¿2?R?6¿, R?4¿ et R?5¿ représentant chacun indépendamment hydrogène ou alkyle inférieur, ou R?4¿ et R?5¿ formant ensemble un groupe cycloalkyle, R?3¿ représentant hydrogène ou alkyle inférieur et R?6¿ représentant hydrogène, alkyle inférieur, alcényle inférieur ou un groupe protecteur d'acide carboxylique; R?2¿ représente isobutyle, 2,2-diméthyl-propyle ou cyclohexyl-méthyle; n vaut 0, 1 ou 2; et X représente CH ou N. Les esters aisément hydrolysables des composés de la formule (I), leurs sels pharmaceutiquement acceptables et des hydrates de ces composés et de leurs esters et sels sont également décrits.

LandOfFree

Say what you really think

Search LandOfFree.com for Canadian inventors and patents. Rate them and share your experience with other people.

Rating

Derivatives of 3-pyrrolidylidene-2-one-cephalosporines does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Derivatives of 3-pyrrolidylidene-2-one-cephalosporines, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Derivatives of 3-pyrrolidylidene-2-one-cephalosporines will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-2061799

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.