摘要:
Intermediate compounds of formula IIR.sup.3 --CHO (II)wherein R.sup.3 is ##STR1## and R.sup.6 and R.sup.7 are as defined in the specification, are useful to make compounds having cardiovascular activity.
摘要:
The invention relates to new 4-cinnolinyl- and 4-naphthyridinyl-dihydropyridines of the general formula I ##STR1## in which R.sup.1 to R.sup.5 have the meaning given in the description, to processes for their preparation and intermediates thereof and to their use in medicaments, in particular in compositions having positively inotropic action.
摘要:
The present invention relates to new 2-amino-5-cyano-4-quinoline-1,4-dihydropyridines, processes for their preparation and their use in medicaments, in particular in agents for the treatment of cardiovascular diseases.
摘要:
Improving circulation, with minimal effect on blood pressure, using N-alkylated 1,4-dihydropyridines of the formula ##STR1## in which R.sup.1 represents hydrogen, nitro, cyano, trifluoromethyl, trifluoromethoxy, halogen or methyl,R.sup.2 represents hydrogen, halogen, nitro, hydroxyl, trifluoromethyl or methyl,R.sup.3 represents hydrogen or cyano, orR.sup.2 and R.sup.3 together form a fused benzo ring,R.sup.4 and R.sup.5 are identical or different and represent straight-chain or branched alkyl having up to 8 carbon atoms, which is optionally substituted by alkoxy having up to 4 carbon atoms, andR.sup.6 represents straight-chain or branched alkyl having up to 10 carbon atoms or represents cycloalkyl having 3 to 7 carbon atoms.Many of the compounds are new.
摘要:
2,6-dialkyl-4-(benzothiazol- or benzoxazol-7-yl)-1,4-dihydropyridines which exhibit positive inotropic action with largely neutral vascular behavior, of the formula ##STR1## in which R.sup.1 and R.sup.5 are identical or different and represent straight-chain or branched alkyl having up to 8 carbon atoms,R.sup.2 represents nitro or cyano, orR.sup.1 and R.sup.2 together form a lactone ring of the formula ##STR2## R.sup.3 represents a radical of the formula ##STR3## R.sup.4 -R.sup.7 are defined hereinafter and physiologically acceptable salts thereof.
摘要:
1-Oxo-1,3,4,7-tetrahydrobenzofuranes of the formula ##STR1## in which X is O or S,R is optionally substituted phenyl or heteroaryl,R.sup.1 is OH, monoalkylamino or dialkylamino, andR.sup.2 is an acyl or esterified carboxy radical,or pharmacologically acceptable salts thereof, which are active in circulation, e.g. they increase myocardial contractility, increase the flow of Ca.sup.2+ into the cell, increase blood pressure, reduce blood sugar, reduce swelling of mucous membranes and affect the salt and/or fluid balance.
摘要:
Tetrahydrothienopyridines of the formula ##STR1## in which R is optionally substituted aryl or heterocyclyl,R.sup.1 is an organic radical, andR.sup.2, R.sup.3 and R.sup.4 each independently is hydrogen or an organic radical, or pharmaceutically acceptable salts thereof, which are coronary active, hypotensive, anti-diabetic and salt balance restoring.
摘要:
A 1,4-dihydropyridine derivative of the formula ##STR1## in which R and R.sub.1 each independently is hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 to C.sub.12 -alkoxy, C.sub.1 -C.sub.4 -halogenoalkoxy, halogen, nitro, trifluoromethyl, ##STR2## X is oxygen or sulphur, R.sub.4 and R.sub.5 each independently is hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.6 -alkoxy, halogen, trifluoromethyl, amino or nitro, andR.sub.2 and R.sub.3 each independently is hydrogen, a C.sub.1 -C.sub.10 -alkyl, C.sub.2 -C.sub.10 -alkenyl or C.sub.3 -C.sub.10 -alkinyl radical which is optionally substituted by halogen, hydroxyl, C.sub.1 -C.sub.4 -alkoxy, amino, mono- and di-C.sub.1 -C.sub.4 -alkylamino, carbo-C.sub.1 -C.sub.6 -alkoxy and/or nitro, a C.sub.3 to C.sub.6 -membered cycloalkyl radical, a phenyl radical which is optionally substituted by C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.6 -alkoxy, halogen, amino and/or nitro, or a phenyl-C.sub.1 -C.sub.3 -alkyl radical, or a carbohydrate radical which is optionally bonded via a C.sub.1 -C.sub.8 -alkyl chain to the amide nitrogen atomor a pharmaceutically acceptable acid addition salt thereof, which improves the contractility of the heart, raises the blood pressure, lowers the blood sugar, reduces the swelling of mucous membranes and affects the salt and fluid balances of a patient.
摘要:
This invention relates to a bromo-phenyl substituted thiazolyl dihydropyrimidine, its preparation method and use as a medicament for treating and preventing hepatitis B infections. The invention also relates to a composition comprising the dihydropyrimidine, one or more antiviral agents and, optionally, an immunomodulator for treating and preventing HBV infections.
摘要:
The invention relates to new 4-bicyclically substituted dihydropyridines of the general formula (I) ##STR1## in which R.sub.1 to R.sub.5 have the meaning given in the description, processes for their preparation and their use in medicaments, in particular in agents for the treatment of cardiovascular diseases.