in benzene dropwise addn. of phosphine to soln. of benzile and Ge compd. with stirring, 0°C; heating to room temp.; stirring, 12h; pptn.; filtration under Ar; detn. by NMR;
参考文献
Phosphorus, Sulfur and Silicon and the Related Elements, , vol. 53, # 1-4 p. 411 - 422