Hydroxyamine hydrochloride → 3-Chloro-4'-[3-[hydroxyimino]-3-(2-methyl-pyridin-4-yl)-1-o-tolyl-propyl]-biphenyl-4-carboxylic acid methyl ester

Participants

Reaction Steps

In analogy to example 74, step 7, from 3-chloro-4′-[3-(2-methyl-pyridin-4-yl)-3-oxo-1-o-tolyl-propyl]-biphenyl-4-carboxylic acid methyl ester and hydroxylamine hydrochloride in the presence of NaHCO3 was prepared the title compound as a mixture of E and Z isomers (4.2:1) as a colorless oil, MS (ESI+): m/z=499.3 ([M+H]+, 1Cl).

Provenance & Evidence