摘要：

A novel phenylethanolaminotetraline having lipolytic activity of formula ##STR1## wherin X represents hydrogen, halogen, a trifluoromethyl or a lower alkyl group and R represents hydrogen, a lower alkyl group not substituted or substituted by a cycloalkyl group containing 3 to 7 carbon atoms, a hydroxy group, a lower alkoxy, carboxy or lower carbalkoxy group; a cycloalkyl group containing 3 to 7 carbon atoms; or a lower alcanoyl group; or a pharmaceutically acceptable salt thereof; a process for its preparation; and pharmaceutical compositions containing it as active ingredient, useful for the treatment of obesity.

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