反应详情

0.3 g. of paraformaldehyde is added to Grignard solution prepared from 3.11 g. of 4-(1-bromo-2-propyl)-2',4'-difluorobiphenyl and 0.26 g. of magnesium powder in 40 ml. of THF and the mixture is allowed to stand for 5 days. It is worked up in the customary manner, using ice/dilute hydrochloric acid, to give 3-(2',4'-difluoro-4-biphenylyl)butan-1-ol.

1. customprepared from 3.11 g