Resolution of 3,3'-Dioxo-1,1'(3H,3'H)spirobi[isobenzofuran] -5,6,5'6'-tetracarboxylic acid and Optically active Polyimides thereof
Fu She HAN, Jian Qiang QU, Xin ZHANG, Meng Xian DING, Lian Xun GAO
Resolution of 3,3'-Dioxo-1,1'(3H,3'H)spirobi[isobenzofuran] -5,6,5'6'-tetracarboxylic acid and Optically active Polyimides thereof
Fu She HAN, Jian Qiang QU, Xin ZHANG, Meng Xian DING, Lian Xun GAO
中国化学快报 . 2000, (12): 1077 -1080 .