C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 249/02 (2006.01) C07C 251/20 (2006.01)
Patent
CA 2315761
This invention relates to a novel improved process for preparation of N-[4- (3,4- dichlorophenyl) -3,4-dihydro-l(2H) naphthalenyli- dene]methanamine from 4-(3,4-dichlorophenyl)-3,4-dihydro-1(2H)naphthalenone and monomethyhunine.
La présente invention concerne un nouveau procédé amélioré pour préparer du N-[4-(3,4-dichlorophényle)-3,4-dihydro-1(2H)-naphthalènylidène]méthanamine à partir de 4-(3,4-dichlorophényl)-3,4-dihydro-1(2H)-naphthalènone et monométhylamine.
Colberg Juan Carlos
Pfisterer David Michael
Taber Geraldine Patricia
Pfizer Products Inc.
Smart & Biggar
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