摘要:
The new amino-alcohol derivatives according to the invention have the formula: ##STR1## wherein: (a) R.sub.1 is hydrogen, an alkylthio C.sub.1 -C.sub.5 radical, a cycloalkylthio C.sub.5 -C.sub.6 radical, an alkoxy C.sub.1 -C.sub.5 radical, a cycloalkyloxy C.sub.5 -C.sub.6 radical, an alkyl C.sub.1 -C.sub.5 radical, a cycloalkyl C.sub.5 -C.sub.6 radical or a halogen atom;(b) R.sub.2 is a lower alkyl C.sub.1 -C.sub.3 radical;(c) R.sub.3 is an alkyl C.sub.1 -C.sub.18 radical, substituted or not, an alkenyl C.sub.6 -C.sub.18 radical substituted or not, a cycloalkyl C.sub.5 -C.sub.9 radical;(d) R.sub.4 is an acyl group having the formula: ##STR2## in which R.sub.5 represents an alkyl C.sub.1 -C.sub.10 substituted or not, an alkenyl C.sub.2 -C.sub.4, a cycloalkyl C.sub.3 -C.sub.8, a phenyl substituted or not or a cinnamyl radical, R.sub.4 being hydrogen if R.sub.1 is hydrogen, an alkyl, alkoxy, cycloalkoxy or cycloalkyl radical or a halogen atom.
摘要:
A derivative of benzimidazole of the general formula I: ##STR1## wherein: R.sub.1 represents a linear or ramified alkyl radical C.sub.1,C.sub.2,C.sub.3,C.sub.4,C.sub.5,C.sub.6,C.sub.7,C.sub.8,C.sub.9,C.sub.10,C.sub.11,C.sub.12,C.sub.13,C.sub.14,C.sub.15, C.sub.16,C.sub.17 or C.sub.18, a cycloalkyl radical C.sub.3,C.sub.4,C.sub.5,C.sub.6,C.sub.7 or C.sub.8, a linear or ramified alkyl radical C.sub.1,C.sub.2,C.sub.3,C.sub.4 or C.sub.5 substituted by one or more radicals selected from the group comprising:phenyl, phenoxy, phenylthio, phenylsufinyl radicals;phenyl, phenoxy, phenylthio, phenylsulfinyl radicals substituted by one or more linear or ramified alkyl radicals C.sub.1,C.sub.2, C.sub.3 or C.sub.4, by one or more linear or ramified alkoxy radicals C.sub.1,C.sub.2, C.sub.3 or C.sub.4, by a methylenedioxy radical, for one or more halogen atoms, such as fluorine, chlorine or bromine;linear or ramified alkylcarboxamido groups C.sub.1,C.sub.2,C.sub.3,C.sub.4,C.sub.5 or C.sub.6 optionally substituted by a phenyl or phenoxy radical;cycloalkylcarboxamido groups C.sub.1,C.sub.4,C.sub.5,C.sub.6,C.sub.7 or C.sub.8, R.sub.2 represents hydrogen, one or more linear or ramified alkyl radicals C.sub.1,C.sub.2,C.sub.3 or C.sub.4, one or more linear or ramified alkoxy radicals C.sub.1,C.sub.2,C.sub.3 or C.sub.4, one or more halogen atoms, such as fluorine, chlorine and bromine, R.sub.3 represents hydrogen, one or more linear or ramified alkyl radicals C.sub.1,C.sub.2,C.sub.3 or C.sub.4, one or more linear or ramified alkoxy radicals C.sub.1,C.sub.2,C.sub.3 or C.sub.4, one or more halogen atoms such as fluorine, chlorine and bromine, one or more nitro groups, as well as esters and salts of such derivatives with non toxical and pharmaceutically acceptable acids.