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.
摘要:
2-Pentanoylaminoacetic acid and pharmaceutically suitable salts thereof are claimed for use as pharmaceuticals.The compounds are useful in producing an effect on the central nervous system, especially in the treatment of various forms of epilepsy, of disninesiae, of parkinsonism, of memory troubles, of psychic troubles and of cerebral anoxia.
摘要:
A glycinamide derivative of the general formula I: ##STR1## wherein: R is a linear or ramified alkyl group C.sub.5 -C.sub.18, a linear or ramified alkenyl group 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 linear or ramified alkynyl group C.sub.4 -C.sub.10, a linear or ramified acyl group C.sub.4 -C.sub.18, a linear or ramified alkyl group C.sub.1 -C.sub.10, substituted by a phenoxy group, by a hydroxy radical, by an acetoxy radical, by a carboxy radical, by a linear or ramified alkoxycarbonyl group C.sub.1 -C.sub.4, by a carbonyl radical, by a carboxaldehyde group, by an acetal or cetal group, by one or more phenyl groups, by one or more phenyl groups substituted by a halogen atom such as fluorine, chlorine or bromine,R.sub.1 represents hydrogen, a linear or ramified alkyl group 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 or C.sub.10, a linear or ramified acyl group C.sub.1 -C.sub.6, a benzoyl group, a linear or ramified alkoxycarbonyl group C.sub.1, C.sub.2, C.sub.3, C.sub.4, C.sub.5, C.sub.6, C.sub.7 or C.sub.8, a carboxamidomethyl group,R.sub.2 represents hydrogen, a linear or ramified alkyl C.sub.1, C.sub.2, C.sub.3, a phenyl group,R.sub.3 represents hydrogen, a linear or ramified alkyl group C.sub.1, C.sub.2, C.sub.3, C.sub.4, C.sub.5, C.sub.6, C.sub.7 or C.sub.8, a phenyl group, optionally substituted by a halogen atom, such as fluorine, chlorine or bromine,R.sub.4 represents hydrogen, a linear or ramified alkyl group C.sub.1, C.sub.2, C.sub.3, C.sub.4, C.sub.5, C.sub.6, C.sub.7 or C.sub.8 as well as salts of these derivatives with non toxic and pharmaceutically usable acids.
摘要:
A compound of the formula: ##STR1## wherein X.sup.1, X.sup.2, Y.sup.1 and Y.sup.2, whether or not identical are hydrogen, a halogen such as fluoro, chloro or bromo, linear or branched alkyl of 1 to 3 carbon atoms, linear or branched alkoxy of 1 to 3 carbon atoms, carboxy, alkoxy-carbonyl of 1 to 3 carbon atoms or phenyl;R.sup.1 is hydrogen, methyl or phenyl;R.sup.2 and R.sup.3, which may or may not be identical, are hydrogen, hydroxyl, linear or branched alkyl of 1 to 6 carbon atoms, or linear or branched alkoxy group of 1 to 4 carbon atoms;R.sup.1 and R.sup.2 may together form a carbon-carbon double bond; andR.sup.4 and R.sup.5 whether or not identical, are hydrogen, linear or branched alkyl or 1 to 3 carbon atoms.The compounds are useful as blocking agents of .alpha..sub.2 -adrenergic receptors.
摘要:
Amino-alcohols of the formula ##STR1## wherein R.sub.1 represents either a linear or branched chain alkyl radical having 1 to 4 carbon atoms, or a cycloalkyl radical having 5 or 6 carbon atoms; R.sub.2 represents a lower alkyl radical having 1 or 2 carbon atoms; R.sub.3 represents a linear or branched chain alkyl radical having 3 to 10 carbon atoms which radical is optionally substituted by phenyl; R.sub.4 represents hydrogen, or, together with R.sub.3 and the adjacent nitrogen atom, a heterocyclic nucleus of the piperidine type and the corresponding non-toxic salts of said amino-alcohols; preparation of the above and their use as antispasmodic, peripheral vasodilatory and anti-hypertensive agents and as an agent having a protective activity against anoxia of the myocardium.
摘要:
Drug for treating affections provoked by a too high histamine level in the body, for treating affections of the gastroduodenal mucosa and allergic affections, comprising the reaction product of (+)-catechin with at least one basic amino-acid, which is more particularly selected from the group consisting of L-lysine, L-arginine and L-ornithine.
摘要:
A pharmaceutical composition for treating degenerative diseases of the articular cartilage, in particular osteoarthritis and chondromalacia, and of the degenerative processes of the articular cartilage resulting from other diseases, such as rheumatoid arthritis, this composition containing (+) - catechin and/or one of the salts thereof as an active products, said composition being administered orally, rectally, intra-articularly, intravenously or topically.
摘要:
The new amino-alcohols according to the invention are represented by the formula ##SPC1##Wherein: R.sub.1 represents a RS, RSO or RSO.sub.2 group in which R is a linear or branched alkyl group (C.sub.1 -C.sub.10), an acetyl radical or hydrogen; R.sub.2 and R.sub.3, which may be identical or different, represent a halogen atom or an alkyl (C.sub.1 -C.sub.3), amino, alkylamino (C.sub.1 -C.sub.4), acylamino, nitro, carboxy, carbalkoxy, trifluoromethyl, alkoxy (C.sub.1 -C.sub.4) or alkylthio (C.sub.1 -C.sub.4) radical; R.sub.4 represents hydrogen or a linear or branched alkyl radical containing 1 - 4 carbon atoms; R.sub.5 and R.sub.6, which may be identical or different, represent hydrogen, a substituted or not, linear or branched alkyl (C.sub.1 -C.sub.16) radical, a cycloalkyl (C.sub.5 -C.sub.6) radical, an alkynyl (C.sub.3 -C.sub.4) radical, an alkenyl (C.sub.3 -C.sub.4) radical or a heterocycle of the kind piperidine, morpholine, pyridine or pyridimine, R.sub.5 and R.sub.6 can also form with adjacent nitrogen atom a heterocyclic radical, substituted or not; one of said R.sub.2 and R.sub.3 can be a hydrogen atom or can be both a hydrogen atom provided that simultaneously R is a lower alkyl (C.sub.1 -C.sub.3) radical in the group RS, R.sub.4 and R.sub.5 are hydrogen atoms and R.sub.6 is an isopropyl or t-butyl radical or if simultaneously R is a methyl radical in the group RSO.sub.2, R.sub.4 and R.sub.5 are hydrogen atoms and R.sub.6 is an isopropyl radical.When R.sub.5 and R.sub.6 represent an alkyl, the latter can be substituted by amino, alkylamino, hydroxy, alkoxy, phenoxy, substituted phenoxy, phenyl, substituted phenyl radical or a heterocycle such as piperidino or morpholino.
摘要:
Method for the preparation of micronized p-butoxyphenylacetylhydroxamic acid, comprising dissolving the p-butoxyphenylacetylhydroxamic acid in a basic solution of salifying agent and then precipitating it in an acid solution in the presence of a surface-active agent.