Facile, Highly Stereoselective Synthesis of Spiro[cyclopropane-1,3 - indolin]-2 -ones and Spiro[cyclopropane-1,2 -indane]-1 ,3 -diones Containing Trifluoromethyl Group
YANG Shu-Xin, CHEN Jie, WU Xiao-Yu, DENG Hong-Mei, SHAO Min, ZHANG Hui, CAO Wei-Guo
Chin. J. Org. Chem. . 2010, (10): 1521 -1528 .