发明授权
US4593047A Process for the preparation of 3-trifluoromethyl-and 2,5-dimethyl-4'-hdyroxy-.alpha.-ethyl-benzhydrol, and pharmaceutical compositions containing them 失效
制备3-三氟甲基 - 和2,5-二甲基-4'-羟基-α-乙基 - 二苯甲醛的方法和含有它们的药物组合物

Process for the preparation of 3-trifluoromethyl-and
2,5-dimethyl-4'-hdyroxy-.alpha.-ethyl-benzhydrol, and pharmaceutical
compositions containing them
摘要:
The invention relates to the preparation of 3-trifluoromethyl- and 2,5-dimethyl-4'-hydroxy-.alpha.-ethyl-benzhydrol. Both compounds have so far been described only as metabolites of corresponding benzhydrol derivatives containing no hydroxyl group. Neither their physico-chemical characteristics nor their manufacturing processes have been disclosed in the known publications.3-Trifluoromethyl- and 2,5-dimethyl-4'-hydroxy-.alpha.-ethyl-benzhydrol are suitable for the treatment of acute ethanolic intoxication. Accordingly, another aspect of the invention is a pharmaceutical composition containing one of these compounds as active ingredient.
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