Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1985-11-12
1987-07-21
Rotman, Alan L.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546277, 546280, 546284, 546256, 546251, 514342, C07D41304, C07D41704, A61K 3144
Patent
active
046818910
ABSTRACT:
1,4-dihydropyridines of the formula I ##STR1## wherein R.sup.1 denotes optionally substituted phenyl, pyridyl or thienyl, R.sup.2 denotes optionally substituted oxadiazolyl, thiadiazolyl or thiazolyl and R.sup.3 denotes hydrogen or --COOH, their preparation by a modified Hantzsch synthesis and their use as a calcium-agonist in pharmacy.
REFERENCES:
patent: 4144343 (1979-03-01), Baldwin
patent: 4145432 (1979-03-01), Sato
patent: 4260765 (1981-04-01), Harrison
patent: 4414213 (1983-11-01), Poindexter
patent: 4558058 (1985-12-01), Schonafinger et al.
Bohn Helmut
Martorana Piero
Nitz Rolf-Eberhard
Schonafinger Karl
Cassella Aktiengesellschaft
Rotman Alan L.
Tully Thomas L.
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