Chlorosulfonic acid-mediated cyclization of 4-phenyl-3-isocoumarincarboxylic acids and 4-phenyl-3-isoquinolinonecarboxylic acids: an efficient synthesis of 3-oxoindeno[2,1-c]isocoumarins and 3-oxoindeno[2,1-c]isoquinolinones
作者:Prakash G. Jagtap、Zhiyu Chen、Garry J. Southan
DOI:10.1016/j.tetlet.2009.02.089
日期:2009.5
A highly efficient and clean method has been developed for the synthesis of 3-oxoindeno[2,1-c]isocoumarins and 3-oxoindeno[2,1-c]isoquinolinones from 4-phenyl-3-isocoumarincarboxylic acids and 4-phenyl-3-isoquinolinonecarboxylic acids, respectively.
一个高效和清洁方法已发展为3- oxoindeno的合成[2,1- c ^ ]异香豆素和3- oxoindeno [2,1- c ^ ]异喹啉酮由4-苯基-3- isocoumarincarboxylic羧酸和4-苯基3-异喹啉酮羧酸分别。