n-butyllithium 1) THF, -78 to 10 deg C, 2) THF, -78 to 25 deg C then RT, 18 h; Yield given. Multistep reaction;
参考文献
Farnham, William B.; Dixon, David A.; Middleton, William J.; Calabrese, Jodeph C.; Harlow, Richard L.; et al.
Journal of the American Chemical Society, 1987 , vol. 109, # 2 p. 476 - 483