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Authentication of 5-bromo-3-chloro-1,2-dimethoxybenzene
dataset
posted on 2019-06-24, 17:22 authored by Ram DhakalRam Dhakal, Chun-Yun Zhang, Susanne Flor, Patricia Ruiz, Lynn M. Teesch, Gabriele Ludewig, Hans-Joachim LehmlerHans-Joachim LehmlerAuthentication of 5-bromo-3-chloro-1,2-dimethoxybenzene by NMR and GC-MS. This compound was synthesized from 4-bromo-2-chloro-6-fluoroanisole via aromatic nucleophilic substitution in the presence of sodium methoxide and is a precursor for the preparation of 3,3'-dichloro-4,5-dimethoxy-biphenyl, a derivative of PCB 11 (3,3'-dichlorobiphenyl).
