反应详情

The procedure described in Example 2 was repeated, except that Compound 46 (0.42 g; 1.50 mmol), methyl triphenylphosphonium bromide (1.5 eq), and n-butyl lithium in n-hexane (1.68 M: 1.5 eq) were used, to thereby yield 0.21 g of the target compound (yield: 50.5%).