4-Bromophenol → 4-(Methoxymethoxy)phenylboronic acid

Participants

Reaction Steps

In a manner similar to that of Example 1(g), by reaction of 10 g (57.8 mmol) of 4-bromophenol with 2.55 g (63.6 mmol) of 60% sodium hydride and 4.83 mL (63.6 mmol) of methoxymethyl chloride, followed by 25.4 mL (63.6 mmol) of 2.5M butyllithium solution and 15 mL (65 mmol) of triisopropyl borate, a brown solid is obtained (m.p.=65° C., m=6.2 g; Y=7.3%).

Provenance & Evidence