摘要:
Process for manufacturing optically active sulfur-containing carboxylic acid which comprises reacting a racemic acid of the formula ##STR1## with an optically active amine to form the amine salt, and then resolving the isomers and recovering the optically active isomer.
摘要:
Derivatives of 5-substituted 2-pyrrolidinecarboxylic acid which have the general formula ##STR1## are useful in compositions as antihypertensive agents.
摘要:
Disulfide compounds which have the general formula ##STR1## and salts thereof used for reducing blood pressure and for preventing or relieving diabetic complications, processes for manufacturing thereof, compositions comprising them and pharmaceutically acceptable excipients, and administering methods are mentioned.
摘要:
This invention relates to novel benzothizine derivatives of the formula [I], processes for preparing them and therapeutic agents for circulatory diseases containing them as an active ingredient, ##STR1## wherein R.sup.1 is one or more groups selected from those consisting of hydrogen, lower alkyl, halogen, nitro, hydroxy, lower alkoxy, lower alkanoyloxy, amino, lower alkylamino and lower alkoxycarbonyloxy;R.sup.2 is hydrogen, lower alkyl or (C.sub.3 -C.sub.6)cycloalkyl;R.sup.3 is one or more groups selected from those consisting of hydrogen, lower alkyl, hydroxy, lower alkoxy, halogen, nitro, lower alkylenedioxy, lower alkanoyloxy, lower alkanoyl, amino, lower alkylamino, lower alkanoylamino and lower alkoxycarbonyloxy or ##STR2## R.sup.4 is hydrogen or lower alkyl.
摘要:
The invention relates to benzothiazoline derivatives of the formula [I] and salts thereof, which are useful for (i) treating cardiovascular diseases, and (ii) as the active ingredient of pharmaceutical compositions. Formula [I] follows: ##STR1## wherein R.sup.1 is lower alkanoyl;R.sup.2 is one or more group(s) selected from hydrogen, lower alkyl, lower alkoxy, hydroxy, halogen, nitro, halogenolower alkyl and sulfamoyl;R.sup.3 is --COR.sup.8 ;R.sup.8 is hydroxy, lower alkoxy, ##STR2## Z is straight or branched alkylene containing 1 to 6 carbon atoms; m is 0 or 1; n is 0 or 1; and p is 4 or 5.
摘要:
Novel S-substituted mercapto-lower alkanoyl-4-thiazolidinecarboxylic acids, -2-pyrrolidinecarboxylic acids and their esters represented by the general formula ##STR1## wherein Q is methylene or sulfur;Z is straight or branched alkylene with 1 to 3 carbon atoms,their process for manufacturing, the antihypertensive composition comprising these compounds and the method for reducing blood pressure.
摘要:
S-Substituted derivatives of N-(2-mercapto-2-methylpropanoyl)-cysteine which have the formula ##STR1## are useful as a medicine for suppressing liver disorders.
摘要:
The invention relates to benzothiazoline derivatives of the formula [I] and salts thereof, which are useful for (i) treating cardiovascular diseases, and (ii) as the active ingredient of pharmaceutical compositions. Formula [I] follows: ##STR1## wherein R.sup.1 is lower alkanoyl;R.sup.2 is one or more group(s) selected from hydrogen, lower alkyl, lower alkoxy, hydroxy, halogen, nitro, halogenolower alkyl and sulfamoyl;R.sup.3 is ##STR2## R.sup.4 and R.sup.5 each is hydrogen, lower alkyl, cyclohexyl or substituted lower alkyl;Z is straight or branched alkylene containing 1 to 6 carbon atoms;m is 0 or 1; n is 0 or 1; and p is 4 or 5.
摘要:
Novel S-substituted mercapto-lower alkanoyl-4-thiazolidinecarboxylic acids, -2-pyrrolidinecarboxylic acids and their esters represented by the general formula ##STR1## wherein Q is methylene or sulfur;Z is straight or branched alkylene with 1 to 3 carbon atoms, their process for manufacturing, the antihypertensive composition comprising these compounds and the method for reducing blood pressure.