摘要:
The novel anthranilic acid derivatives having the structural formula (I): ##STR1## wherein n is 0, 1 or 2, one of R.sub.1 and R.sub.2 is chloro or trifluoromethyl and the other is hydrogen, and R is 2-oxo-3-oxolanyl or 2-oxo-3-oxazolidinyl, are effective analgesics and anti-inflammatories.
摘要:
N-piperazinylalkanoylanilides of the formula ##STR1## wherein n is 0, 1 or 2, each of R and R.sub.1 is H or alkyl, and each of R.sub.2, R.sub.3 and R.sub.4 is H, halogen, alkyl, hydroxyalkyl, alkoxy, aralkoxy, alkylthio, aralkylthio, alkylsulphonyl, alkylsulphenyl, NO.sub.2, NH.sub.2, alkylamino, acylamino, ureido, alkylureido, alkylsulphonylamino, CF.sub.3, acyl, CN, COOH, alkoxycarbonyl, NH.sub.2 CO, SO.sub.3 H, guanidinosulphonyl, carbamoyloxy, OH, acyloxy, alkylsulphonyloxy, alkylenedioxy or SO.sub.2 NR.sub.5 R.sub.6 wherein each of R.sub.5 and R.sub.6 is H, alkyl, aryl or acyl and their pharmaceutically acceptable acid addition salts, are antihypertensive agents.
摘要翻译:式(I)的N-哌嗪基烷酰基酰苯胺其中n为0,1或2,R和R 1各自为H或烷基,R 2,R 3和R 4各自为H,卤素,烷基,羟基烷基,烷氧基, 芳烷氧基,烷硫基,芳烷硫基,烷基磺酰基,烷基亚磺酰基,NO2,NH2,烷基氨基,酰基氨基,脲基,烷基脲基,酰基氨基,脲基,烷基脲基,烷基磺酰基氨基,CF3,酰基,CN,COOH,烷氧基羰基,NH2CO,SO3H,胍基磺酰基,氨基甲酰氧基,OH,酰氧基,烷基磺酰氧基,亚烷基二氧基或 SO 2 NR 5 R 6,其中R 5和R 6各自为H,烷基,芳基或酰基及其药学上可接受的酸加成盐,为抗高血压药。
摘要:
The .omega.-[4-(2-pyridyl)-piperazino]-alkanoylanilide compounds having the structural formula (I): ##STR1## wherein n is 1, 2 or 3, each of R, R.sub.1, R.sub.2 R.sub.3, and R.sub.4 is independently hydrogen, halogen, alkyl, alkoxy, OH, NH.sub.2, CF.sub.3, CN, alkylthio, 1-hydroxyalkyl, alkanoyl, NH.sub.2 CO, NH.sub.2 SO.sub.2, alkoxycarbonyl, alkylsulfonyl, benzyloxy, alkanoylamino, NH.sub.2 CONH, 3-phenylureido, 3-alkylureido or alkoxyoxalylamino, R.sub.5 is hydrogen or alkyl, and R.sub.6 is hydrogen or alkoxy, and the pharmaceutically acceptable salts thereof, are effective antianaphylactics, antibronchospastics, antihistaminics, sedatives, analgesics, antiserotonics and blood-pressure-lowering agents.
摘要:
Novel antihypertensive and coronary dilating asymmetric diesters of 1,4-dihydro-2,6-dimethyl-pyridine-3,5-dicarboxylic acid (or the stereoisomers or pharmaceutically acceptable acid addition salts thereof) have the general formula (I): ##STR1## wherein Ph is phenyl, Ar is 2-nitrophenyl, 3-nitrophenyl, 2,3-dichlorophenyl or benzofurazan-4-yl, A is a straight or branched chain alkylene radical having from 2 to 6 carbon atoms, R is a straight or branched chain alkyl radical having from 1 to 6 carbon atoms, optionally mono-substituted by an alkoxy substituent having from 1 to 6 carbon atoms, R.sub.1 is hydrogen, hydroxy or an alkyl radical having from 1 to 4 carbon atoms, and R.sub.2 is hydrogen or methyl. The subject diesters are facilely prepared from the aldehydes ArCHO and esters of acetoacetic and 3-aminocrotonic acids.
摘要:
Novel 3-methylflavone-8-carboxylates having the structural formula (I): ##STR1## wherein Z is N-methylpiperidinyl, tropinyl or quinuclidinyl, or a group having the structural formula (II): ##STR2## in which n is 0 or 1, R is hydrogen or alkyl having from 1 to 4 carbon atoms, or phenyl, R.sub.1 is hydrogen or alkyl having from 1 to 4 carbon atoms, R.sub.2 is hydrogen or hydroxy, and further wherein R, R.sub.1 and R.sub.2 may together form, with the carbon atoms from which they depend, a cycloalkyl ring having from 4 to 6 carbon atoms, and R.sub.3 is hydrogen or alkyl having from 1 to 4 carbon atoms, with the proviso that R, R.sub.1, R.sub.2 and R.sub.3 cannot at the same time all be hydrogen, and the pharmaceutically acceptable salts thereof, are effective smooth muscle relaxants, calcium blockers, anaesthetics and anti-inflammatories.
摘要:
The N-substituted-4-(optionally substituted)-2-, 3- or 4-piperidyl N-(7- or 8-substituted-4-quinolyl)-anthraniloyloxyalkanoates having the structural formula (I): ##STR1## in which R is a straight or branched chain alkyl radical having from 1 to 4 carbon atoms; an alkenyl or alkynyl radical having from 2 to 6 carbon atoms; a benzyl, phenethyl, 4-nitrophenethyl or 4-aminophenethyl radical; or a phenacyl, benzoylethyl, .beta.-hydroxyphenethyl or .alpha.-hydroxyphenylpropyl radical, optionally substituted on the phenyl ring by one or more halogen atom, trifluoromethyl, nitro or amino substituents, or an alkyl substituent having from 1 to 4 carbon atoms or an alkoxy substituent having from 1 to 4 carbon atoms; R.sub.1 is a hydrogen atom or a phenyl radical; each of R.sub.2 and R.sub.3 is independently a hydrogen atom or an alkyl radical having from 1 to 4 carbon atoms; one of R.sub.4 and R.sub.5 is a chlorine atom or a trifluoromethyl radical and the other of R.sub.4 and R.sub.5 is a hydrogen atom; and the pharmaceutically acceptable salts of such esters; are effective analgesics, anti-inflammatories and antidepressants; are also strong inhibitors of platelet aggregation, and thus too are useful in the treatment of cerebral thrombosis, cerebral and cardiac infarction, and arteriosclerotic disorders.
摘要:
Novel antihypertensive and coronary dilating asymmetric diesters of 1,4-dihydro-2,6-dimethylpyridine-3,5-dicarboxylic acid (or the stereoisomers or pharmaceutically acceptable acid addition salts thereof) have the general formula (I): ##STR1## wherein Ph is phenyl, Ar is 2-nitrophenyl, 3-nitrophenyl, 2,3-dichlorophenyl or benzofurazan-4-yl, A is a straight or branched chain alkylene radical having from 2 to 6 carbon atoms, R is a straight or branched chain alkyl radical having from 1 to 6 carbon atoms, optionally mono-substituted by an alkoxy substituent having from 1 to 6 carbon atoms, R.sub.1 is hydrogen, hydroxy or an alkyl radical having from 1 to 4 carbon atoms, and R.sub.2 is hydrogen or methyl. The subject diesters are facilely prepared from the aldehydes ArCHO and esters of acetoacetic and 3-aminocrotonic acids.
摘要:
Novel cystine derivatives having the structural formula (I): ##STR1## wherein R is benzyloxycarbonyl or tosyl, and the pharmaceutically acceptable acid addition salts thereof, are effective expectorants and antitussives, and are also effective for the liquescence of respiratory tract fluids.