Hong Haiwen
2013
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Journal
Chinese Journal of Pharmaceuticals
Abstract
To perform the quality control of antidepressant venlafaxine hydrochloride,six related substances recorded in EP 5.5 were prepared,and their structures were confirmed by 1H NMR and MS.These substances were 2-(4-methoxyphenyl)-N,N-dimethylethanamine(A),1-[2-amino-1-(4-methoxyphenyl)ethyl]cyclohexanol(C),1-[1-(4-methoxyphenyl)-2-(methylamino)ethyl]cyclohexanol(D),5-(4-methoxyphenyl)-3-methyl-1-oxa-3azaspiro[5.5]undecane(E),2-(cyclohex-1-enyl)-2-(4-methoxyphenyl)-N,N-dimethylethanamine(F),and 2-cyclohexyl2-(4-methoxyphenyl)-N,N-dimethylethanamine(G)。