C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
260/578.2
C07F 13/00 (2006.01) C07C 213/00 (2006.01) C07C 213/08 (2006.01) C07C 217/54 (2006.01) C07C 217/70 (2006.01) C07C 323/23 (2006.01)
Patent
CA 1210780
PROCESS FOR PREPARING SECONDARY AMINES Abstract of the Disclosure New intermediates and processes for preparing 6-halo-7,8-dihydroxy-1-(p-hydroxyphenyl)-2,3,4,5-tetra- hydro-1H-3-benzazepines involve the reaction of a p-methoxyphenylglyoxal, lower alkyl hemimercaptal with a 2-halo-3,4-dimethoxyphenethylamine, followed by a carbonyl reduction.
451717
Tremper Alan W.
Wert Kathleen L.
Gowling Lafleur Henderson Llp
Ltd. Smith Kline & French Canada
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