potassium tert-butylate; 18-crown-6 ether in diethyl ether
1 h; Ambient temperature; Yields of byproduct given. Title compound not separated from byproducts;
参考文献
Guida, Wayne C.; Mathre, David J.
Journal of Organic Chemistry, 1980 , vol. 45, # 16 p. 3172 - 3176