摘要:
The optically active compound, R (−)-5-[2-[[2-(2-ethoxyphenoxy)ethyl]amino]propyl]-2-hydroxybenzenesulfonamide in good optical purity, a metabolite of the α1-adrenergic blocking agent tamsulosin, and methods for the preparation thereof. Pharmaceutical compositions including the optically active compound and methods of treatment comprising administration of an effective α1-adrenergic antagonistic amount of such compositions to mammals.
摘要:
The optically active compound, R(−)-5-[2-[[2-(2-ethoxyphenoxy)ethyl]amino]propyl]-2-hydroxybenzenesulfonamide in good optical purity, a metabolite of the α1-adrenergic blocking agent tamsulosin, and methods for the preparation thereof. Pharmaceutical compositions including the optically active compound and methods of treatment comprising administration of an effective α-adrenergic antagonistic amount of such compositions to mammals.
摘要:
The invention relates to particular hydroxyl and protected hydroxyl derivatives of compounds known to be useful as HMG CoA-reductase inhibitors. In particular, herein are provided hydroxyl and protected hydroxyl compounds of Formula I and their corresponding lactones.
摘要:
The present invention relates to substituted pyrrole derivatives, which can be used as 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase inhibitors. Compounds disclosed herein can function as cholesterol lowering agents and can be used for the treatment of cholesterol-related diseases and related symptoms. Processes for the preparation of disclosed compounds are provided, as well as pharmaceutical compositions containing the disclosed compounds, and methods of treating cholesterol-related diseases and related symptoms.
摘要:
The present invention relates to substituted pyrrole derivatives, which can be used as 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase inhibitors. Compounds disclosed herein can function as cholesterol lowering agents and can be used for the treatment of cholesterol-related diseases and related symptoms. Processes for the preparation of disclosed compounds are provided, as well as pharmaceutical compositions containing the disclosed compounds, and methods of treating cholesterol-related diseases and related symptoms.
摘要:
The present invention relates to a cost effective and industrially advantageous process for the preparation of imipenem of high purity comprising the steps of treating an aqueous solution containing imipenem with an organic solvent, wherein the imipenem is not lyophilized; and isolating the pure crystalline imipenem monohydrate from the reaction mixture thereof.
摘要:
The present invention provides a process for the preparation of clopidogrel and its pharmaceutically acceptable salts thereof comprises the resolving racemic methyl alpha-5-(4,5,6,7-tetrahydro[3,2-c]thienopyridyl)(2-chlorophenyl)-acetate by the salt formation of methyl alpha-5-(4,5,6,7-tetrahydro[3,2-c]thienopyridyl)(2-chlorophenyl)-acetate with excess levorotatory camphor-10-sulfonic acid to get a maximum yield of camphor sulphonate salt of methyl S-(+)-alpha-5-(4,5,6,7-tetrahydro[3,2-c]thienopyridyl) (2-chlorophenyl)-acetate and transforming the camphor sulphonate salt to clopidogrel or its pharmaceutically acceptable salts thereof.
摘要:
The present invention provides a process for the preparation of clopidogrel and its pharmaceutically acceptable salts thereof comprises the resolving racemic methyl alpha-5-(4,5,6,7-tetrahydro[3,2-c]thienopyridyl)(2-chlorophenyl)-acetate by the salt formation of methyl alpha-5-(4,5,6,7-tetrahydro[3,2-c]thienopyridyl)(2-chlorophenyl)-acetate with excess levorotatory camphor-10-sulfonic acid to get a maximum yield of camphor sulphonate salt of methyl S-(+)-alpha-5-(4,5,6,7-tetrahydro[3,2-e]thienopyridyl)(2-chlorophenyl)-acetate and transforming the camphor sulphonate salt to clopidogrel or its pharmaceutically acceptable salts thereof.
摘要:
The present invention provides a process for the preparation of asenapine maleate of Formula (I), comprising: intra-molecular cyclization of the intermediate of Formula (II) to obtain the intermediate of Formula (III) using aluminium halide.
摘要:
The present invention provides a process for the preparation of asenapine maleate of Formula (I), comprising: intra-molecular cyclization of the intermediate of Formula (II) to obtain the intermediate of Formula (III) using aluminium halide.