1222-87-3 2-(2-Cresyl)-4H-1-3-2-benzodioxaphosphorin-2-oxide 2-(o-Cresyl)-4H-1,3,2-benzodioxaphoran-2-one 4H-1,3,2-Benzodioxaphosphorin, 2-(2-methylphenoxy)-, 2-oxide 4H-1,3,2-Benzodioxaphosphorin, 2-(o-tolyloxy)-, 2-oxide BRN 2538084 CBDP Phosphoric acid, cyclic methylene-o-phenylene o-tolyl ester