Synonyms: Salicylicacid, hydrogen phosphorochloridite, cyclic anhydride (7CI,8CI); Salicylic acid,phosphorochloridite, cyclic anhydride (6CI); Phosphorochloridous acid,monoester with salicylic acid, cyclic anhydride (8CI);2-Chloro-4-oxo-5,6-benzo-1,3,2-dioxaphosphorinane;2-Chloro-4H-1,3,2-benzodioxaphoshorin-4-one;2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one; 2-Chloro-4H-benzodioxaphosphorin-4-one;NSC 40209; SCP; Salicyl chlorophosphite; Salicyl phosphorochloridite