Fluorinated chromenes. Synthesis of 6,7-dimethoxy-2-methyl-2-trifluoromethyl-2<i>H</i>-chromene
作者:F. Camps、J. Coll、A. Messeguer、M. A. Pericás
DOI:10.1002/jhet.5570170143
日期:1980.1
Preparation of the title compound, a trifluoromethyl analog of the natural insect antijuvenile hormone 6,7-dimethoxy-2,2-dimethyl-2H-chromene (precocene II), from 3,4-dimethoxyphenol and 1,1,1-trifluoro-4,4-dimethoxy-2-methyl-2-butyl mesylate is described.
由3,4-二甲氧基苯酚和1,1,1-三氟制备天然昆虫抗幼激素6,7-二甲氧基-2,2-二甲基-2 H-色烯(前茂二烯)的标题化合物的三氟甲基类似物描述了-4,4-二甲氧基-2-甲氧基-2-甲基-2-丁基甲磺酸酯。