Synonyms: Butanoic acid, monoanhydride with phosphoric acid;Butyric acid, monoanhydride with phosphoric acid;Butanoyl phosphate;Butanoic acid,anhydrides,monoanhydride with phosphoric acid;Butanoyl phosphate (C3H7C(:O)OP(:O)(OH)2);1-butanol, 1-oxo-, dihydrogen phosphate;Butyric acid, anhydride with H3PO4;