The conventional etherification uses toxic or hardly degradable alkylating agents. An eco-friendly tandem etherification/aromatization is presented to prepare estrone 3-secondary ethers from easily available dienone 1. Three marketed 3-etherified estrogen drugs were synthesized with the method from commercial available starting material.
Zheng, Dong-Qing,Jing, Yu,Zheng, Bing-Ying,Ye, Yun-Fei,Xu, Sheng,Tian, Wei-Sheng,Ma, Hai-Yan,Ding, Kai
p. 2164 - 2169
(2016/04/09)
Nicotinic derivatives of estriol
Nicotinic estriol derivatives, having hypolipidemic activity, are described.
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(2008/06/13)
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