4,6-Dimethyl-3,7-di(4’-chlorophenyl)-2,8-dioxo- 2H,8H-benzo(1,2-b:5,4-b’) dipyran, 98% C26H16Cl2O4 MW 463.33 White powder Soluble in excess of Ethyl acetate:chloroform (1:1) 中文名称:中文同义词:英文名称:4,6-DIMETHYL-3,7-DI(4'-CHLOROPHENYL)-2,8-DIOXO-2H,8H-BENZO(1,2-B: