摘要:
This invention relates to N-heteroalkyl-substituted 1-aryloxy-2-propanolamine and proplyamine derivatives possessing anti-arrhythmic activity, to pharmaceutical compositions and to method for production thereof.
摘要:
The compounds of the formula: ##STR1## wherein R.sub.1 and R.sub.2, independent from each other, are selected from the following: C.sub.1-6 perfluoroalkoxy, C.sub.1-6 perfluoroalkyl, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, hydroxyl, C.sub.2-6 alkoxycarbonyl, nitro, cyano, halogeno, C.sub.1-6 alkylsulfonamido, C.sub.1-6 perfluoroalkylsulfonamido, amino, C.sub.2-6 alkanoylamino, C.sub.2-6 perfluoroalkanoylamino, C.sub.1-12 mono- or di-alkylamino, C.sub.1-6 alkylsulfonyl, C.sub.6-12 arylsulfonyl, carboxyl, C.sub.2-12 mono- or di-alkylcarbamoyl, or hydrogen; a and b together form an --O-- linkage or a direct bond; R.sub.3 and R.sub.4, independent from each other, are C.sub.1-6 alkyl when a and b form an --O-- linkage or, H or C.sub.1-6 alkyl when a and b form a direct bond; either R.sub.5 is hydrogen, hydroxyl, C.sub.2-6 alkanoyloxy, C.sub.7-12 aroyloxy, carbamoyloxy, formyloxy, C.sub.2-6 alkoxycarbonyloxy, mono or di C.sub.2-12 alkylcarbamoyloxy, and R.sub.6 is hydrogen, or R.sub.5 and R.sub.6 together are a bond; R.sub.7 is hydrogen, C.sub.1-6 alkyl, C.sub.1-6 alkanocarbonyl, or C.sub.16 alkanosulfonyl; X is selected from the following: --NR.sub.8 R.sub.9, wherein R.sub.8 and R.sub.9, independent from each other are hydrogen, C.sub.1-6 alkyl, C.sub.2-6 alkylcarbonyl, C.sub.7-12 arylalkyl, thienylmethyl, pyridinylmethyl, piperazinylmethyl, or pyrimidinylmethyl, or R.sub.8 and R.sub.9 taken together are polymethylene of 3-10 carbon atoms or R.sub.8 and R.sub.9 taken with the nitrogen atom to which they are attached complete a piperazine, morpholine, pyrroline, pyrrolidinone, imidazole, imidazolone, piperidine or piperidinone ring structure; or --OR.sub.10, wherein R.sub.10 is hydrogen, C.sub.1-6 alkyl or C.sub.2-6 alkylcarbonyl; and n is an integer from 0-2; or a pharmaceutically acceptable salt thereof, are useful antihypertensive, K channel activators.
摘要:
Compounds of the formula: ##STR1## in which R.sup.1 is alkylsulfonamido of 1 to 6 carbon atoms, arylsulfonamido of 6 to 10 carbon atoms, --NO.sub.2, --CN, 1-imidazolyl or 1,2,4-triazol-1-yl;Y is ##STR2## --CH.sub.2 --, --O--, --S--, or --SO.sub.2 --; X is --CH.dbd. or --N.dbd.;R.sup.2 is hydrogen when n is 0, otherwise it is hydrogen or --OH;n is one of the integers 0, 1, 2, 3, 4, 5 or 6;A is ##STR3## where R.sup.3 is alkylsulfonamido of 1 to 6 carbon atoms, arylsulfonamido of 6 to 10 carbon atoms, --NO.sub.2, --CN, 1-imidazolyl or 1,2,4-triazol-1-yl; or ##STR4## where R.sup.4 is hydrogen or alkyl of 1 to 6 carbon atoms; with the provisos that:a) X is --CH.dbd. when Y is ##STR5## --O-- or --S-- and when Y is ##STR6## and R.sup.2 is --OH; b) X is --N.dbd. when A is ##STR7## and c) A is ##STR8## when Y is --S-- or --SO.sub.2 -- and X is --CH.dbd., and their pharmaceutically acceptable salts are Class III antiarrhythmic agents.
摘要:
Compounds of the formula: ##STR1## in which R.sup.1 is alkylsulfonamido of 1 to 6 carbon atoms, arylsulfonamido of 6 to 10 carbon atoms, --NO.sub.2,--CN, 1-imidazolyl or 1,2,4-triazol-1-yl;Y is ##STR2## --CH.sub.2 --, --O--, --S--, or --SO.sub.2 --; X is --CH.dbd. or --N.dbd.;R.sup.2 is hydrogen when n is 0, otherwise it is hydrogen or --OH;n is one of the integers 0, 1, 2, 3, 4, 5 or 6;A is ##STR3## where R.sup.3 is alkylsulfonamido of 1 to 6 carbons atoms, arylsulfonamido of 6 to 10 carbon atoms, --NO.sub.2, --CN, 1-imidazolyl or 1,2,4-triazol-1-yl; or ##STR4## where R.sup.4 is hydrogen or alkyl of 1 to 6 carbon atoms; with the provisos that;a) X is --CH.dbd. when Y is ##STR5## --O-- or --S-- and when Y is ##STR6## and R.sup.2 is --OH; b) X is --N.dbd. when A is ##STR7## c) A is ##STR8## when Y is --S-- or --SO.sub.2 -- and X is --CH.dbd., and their pharmaceutically acceptable salts are Class III antiarrhythmic agents.
摘要:
This invention relates to N-heteroalkyl-substituted 1-aryloxy-2-propanolamine and propylamine derivatives possessing anti-arrhythmic activity, to pharmaceutical compositions and to methods for production thereof.
摘要:
This invention relates to certain substituted piperazines possessing anti-arrhythmic activity, to pharmaceutical compositions and to methods for production thereof.
摘要:
Compounds of formula (I) or pharmaceutically acceptable salts thereof are provided where at least one of R2 or R3 is not hydrogen. The compounds of the present invention are N-methyl-D-aspartate (NMDA) receptor antagonists and are useful in treating a variety of conditions present in a mammal that benefit from inhibiting the NMDA receptor.
摘要:
The compounds of formula I are smooth muscle relaxants: ##STR1## wherein R.sub.1 is hydrogen, alkyl, cycloalkyl, alkanoyl, alkylsulfonyl, aroyl, arylalkenoyl, arylsulfonyl, arylalkanoyl or arylalkylsulfonyl; R.sub.2 is hydrogen, alkyl or cyclic or bicyclic alkyl; A is selected from the following: ##STR2##
摘要:
The compounds of the formula: ##STR1## wherein: R.sub.1 and R.sub.2 are, independently, hydrogen, straight or branched chain alkyl or mono- or bi-cyclic alkyl; A is a substituted phenyl group containing one cyano substituent and one substituent selected from cyano, nitro, alkyl, perfluoroalkyl, alkoxy, perfluoroalkoxy, amino, alkylamino, dialkylamino, sulfamyl, alkylsulfonamido, arylsulfonamido, alkylcarboxamido, arylcarboxamido, alkylsulfonyl, perfluoroalkylsulfonyl, arylsulfonyl, chloro, bromo, fluoro, iodo, 1-imidazolyl or carboxyl; or a pharmaceutically acceptable salt thereof, are smooth muscle relaxants.
摘要:
The compounds of the formula: ##STR1## wherein: R.sub.1 and R.sub.2 are, independently, hydrogen, straight or branched chain alkyl or mono- or bi-cyclic alkyl; andA is an isoquinoline group which may be substituted by alkyl, perfluoroalkyl, alkoxy, perfluoroalkoxy, amino, alkylamino, dialkylamino, alkylsulfonamido, alkylcarboxamido, nitro, cyano or carboxyl; or a pharmaceutically acceptable salt thereof, are smooth muscle relaxants.