反应详情

In a similar manner to Preparation 14, Step 2, the reaction of (4-bromophenyl)(phenyl)methanol (10 g, 38 mmol), and (1-methoxy-2-methylprop-1-enyloxy)trimethylsilane (23.2 g, 133 mmol) in the presence of titanium tetrachloride (1M in DCM, 42 ml. 41.8 mmol) afforded methyl 3-(4-bromophenyl)-2,2-dimethyl-3-phenylpropanoate (13 g, 99% yield). LC/MS (m/z) 347.05, 349 [(M+1)+]; HPLC Rt: 4.18 min.

1. customIn a similar manner to Preparation 14, Step 2