1: With tetrabutylammomium bromide in dichloromethane T=20°C; 0.166667 h; Inert atmosphereMolecular sieve; 2: With p-methylbenzenesulfonyl (tosylate) in dichloromethane T=20°C; Inert atmosphere; regioselective reaction;
参考文献
Wengryniuk, Sarah E.; Weickgenannt, Andreas; Reiher, Christopher; Strotman, Neil A.; Chen, Ke; Eastgate, Martin D.; Baran, Phil S.
Organic Letters, 2013 , vol. 15, # 4 p. 792 - 795
Dai, Li-xin; Zhou, Zhen-hua; Zhang, Ying-zhi; Ni, Chao-zhou; Zhang, Zhi-ming; Zhou, Young-fan
Journal of the Chemical Society, Chemical Communications, 1987 , p. 1760 - 1762