Patents Represented by Attorney P. S. Kalanaraman

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  • Process for the preparation of arylethylamines and substituted arylethylamines
    Patent number: 5220066
    Abstract: This invention provides a process for directly preparing arylethylamines and their salts from (.alpha.-halo-.alpha.-oximino)acetophenones. The process involves hydrogenation in presence of a transition metal catalyst. The process is illustrated by conversion of 4-hydroxy-(.alpha.-chloro-.alpha.
    Type: Grant
    Filed: March 30, 1992
    Date of Patent: June 15, 1993
    Assignee: Hoechst Celanese Corporation
    Inventors: Ahmed Tafesh, B. Frank Wood, Joseph A. McDonough, Graham N. Mott