Diethyl Ether → HCID 86725159, compound

Participants

Reaction Steps

Using 3-bromobicyclo[4.2.0]octa-1,3,5-triene-7-one (3) (2.0 g, 0.015 mol), diethyl ether (20 ml), 3,5-bis(trifluoromethyl)phenyl magnesium bromide (3M in diethyl ether, 3.8 ml, 11.7 mmol) afforded 3-Bromo-7-(3′,5′-bis(trifluoromethyl)benzyl)-bicyclo[4.2.0]octa-1,3,5-triene-7-ol (4b) (3.17 g, GC-MS: M+=410, M−=412, 76% yield, isolated as a mixture of isomers).

Provenance & Evidence