摘要:
The present invention relates to organic chemistry.The novel compound 2-oxo-4-(2'-difluoromethylthiophenyl)-5-methoxycarbonyl-6-methyl-1,2,3,4-tetrahydropyrimidine has the formula: ##STR1## Said compound displays coronary-dilating activity and can be utilized in medicine.
摘要:
The present invention relates to derivatives of 1,4-dihydropyridine and, more specifically, to 2,6-dimethyl-3,5-dicarbomethoxy-4-(o-difluoromethylthiophenyl)-1,4-dihydropyridine having the formula ##STR1## The proposed compound features pronounced hypotensive activity of prolonged duration and is capable of producing a coronarodilating effect while having low toxicity and being useful for treating diseases of the cardiovascular system.
摘要:
The present invention relates to derivatives of 1,4-dihydropyridine and, more specifically, to 2,6-dimethyl-3,5-dimethoxycarbonyl-4-(o-difluoromethoxyphenyl)-1,4-dihydropyridine of the formula: ##STR1## This compound features a clearly pronounced hypotensive activity while being low-toxic, wherefore it can be used in medicine for treating hypertensive disease.
摘要:
2,6-dimethyl-3,5-dimethoxycarbonyl-4-(5'-trimethylsilyl-2'-furyl)-1,4-dihydropyridine which has the formula ##STR1## This compound exhibits a hypotensive activity.
摘要:
The present invention relates to compounds which are derivatives of 1,4-dihydropyridine-3-carbothiol acids of the formula: ##STR1## wherein R is hydrogen, an alkyl, aryl, heteryl;R' is a lower alkyl, aralkyl;R" is an alkoxy, alkylthio, aralkylthio;R"' is methyl;R"'+R" is phenylene (ortho-).The compounds of the present invention reveal a coronarodilating activity, and are useful in medicine.
摘要:
The present invention relates to compounds which are derivatives of 1,4-dihydropyridine-3-carbothiol acids of the formula: ##STR1## wherein R is hydrogen, an alkyl, aryl, heteryl;R' is a lower alkyl, aralkyl;R" is an alkoxy, alkylthio, aralkylthio;R"' is methyl;R'"+R" is phenylene (ortho-).The compounds of the present invention reveal a coronarodilating activity, and are useful in medicine.
摘要:
2-(2,6-dimethyl-3,5-diethoxycarbonyl-1,4-dihydropyridine-4-carboxamide) glutaric acid of formula I and its disodium salt of formula II ##STR1## Said acid is obtained from glutaminic acid and dimethyl 3,5-diethoxycarbonyl-1,4-dihydroisonicotic acid.For obtaining disodium salt, said acid is reacted with a caustic soda solution.These compounds possess antiarrhythmic activity.
摘要:
A compound 2,6-dimethyl-3,5-bis-(1-adamantylhydroxycarbonyl)-4-(2-difluoromethoxyphenyl)-1,4-dihydropyridine of the formula ##STR1## is proposed. Said compound possesses antianginal activity.
摘要:
Novel compounds, that is, alkoxy- and phenoxy-alkyl esters of 2,6-dimethyl-4-(2-difluoromethoxyphenyl)-1,4-dihydropyridine-3,5-dicarboxyli c acid have the following general formula useful for producing hypotensive and vasodilation effects. ##STR1##
摘要:
2,6-Dimethyl-1,4-dihydropyridine-3,5-dicarboxylic acid esters of the general formula: ##STR1## wherein R is a substituted alkyl or terpenyl. A method for preparing said esters comprises reacting esters of acetoacetic acid of the general formula: CH.sub.3 COCH.sub.2 COOR, wherein R is a substituted alkyl or terpenyl, with hexamethylenetetramine in the presence of ammonium acetate in ethanol at its boiling temperature; said esters of acetoacetic acid of the above general formula, hexamethylenetetramine and ammonium acetate can be used in stoichiometric proportions.