PROCESS FOR PREPARATION OF 2-AMINO-2-ARYLETHANOL AND NOVEL INTERMEDIATE

摘要

PROBLEM TO BE SOLVED: To provide 2-amino-2-arylehanols and novel intermediates. SOLUTION: In a process for preparation of the 2-amino-2-arylethanols, a compound of formula (II)(wherein Ar is an unsubstituted or substituted aryl) is catalytically hydrogenated using Raney nickel or Raney cobalt. The novel intermediates related to them are provided. COPYRIGHT: (C)2007,JPO&INPIT