Short-acting dihydropyridines

C - Chemistry – Metallurgy – 07 – D

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C07D 211/90 (2006.01) A61K 31/44 (2006.01)

Patent

CA 2174969

Compounds of general formula (I), wherein R1 and R2 are independently selected from the group consisting of hydrogen, chloro, bromo, nitro, cyano, trifluoromethyl, and R3 and R4 are independently selected from straight or branched lower (1-5 carbon atoms) alkyl groups, and including all optical isomers, provided that when R3 is methyl and R4 is tert.-butyl, then R1/R2 are not hydrogen/hydrogen, hydrogen/2'-trifluormethyl, 2'-chloro/3'-chloro, and when R3 is methyl and R1/R2 is hydrogen/3'-nitro, then R4 are not methyl, ethyl, propyl, iso-propyl, tert.-butyl, processes for their preparation, pharmaceutical preparations containing them and the use of the compounds in lowering the blood pressure.

Composés de formule générale (I) dans laquelle R¿1? et R¿2? sont choisis indépendamment dans le groupe constitué d'hydrogène, chloro, bromo, nitro, cyano, trifluorométhyle; et R¿2? et R¿3? sont choisis indépendamment dans des groupes d'alkyles inférieurs linéaires ou ramifiés (à 1 à 5 atomes de carbone), comprenant tous des isomères optiques, sous réserve que lorsque R¿3? représente méthyle et R¿4? représente tert-butyle, R¿1?/R¿2? ne représentent pas hydrogène/hydrogène, hydrogène/2'-trifluorométhyle ou 2'-chloro/3'-/chloro, et sous réserve que lorsque R¿3? représente méthyle et R1/R2 représente hydrogène/3'-nitro, R¿4? ne représente pas méthyle, éthyle, propyle, iso-propyle ou tert-butyle. L'invention porte également sur des préparations pharmaceutiques contenant lesdits composés et sur leur utilisation ainsi que leur préparation, en vue d'abaisser la pression sanguine.

LandOfFree

Say what you really think

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

Rating

Short-acting dihydropyridines does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

     

Profile ID: LFCA-PAI-O-2040137

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