反应详情

This compound was prepared in a manner analogous to Example 69 using 2.0 grams (0.083 mole) of 5-phenyl-[2,2'-bithienyl], 3.2 ml (0.0083 mole) of n-buthyl-lithium (2.6M in hexanes), and 1.0 gram (0.0092 mole) of ethyl chloroformate in 50 ml of dry tetrahydrofuran The yield of 5'-(ethoxycarbonyl)-5-phenyl[2,2'-bithienyl]was 0.9 gram; m.p. 113-115° C.