2673-67-8 Crotonamide, 3-hydroxy-N-(hydroxymethyl)-, dimethylphosphate, (E)- Phosphoric acid, 3-(hydroxymethylamino)-1-methyl-3-oxo-1-propenyl dimethyl ester Phosphoric acid, dimethyl ester, 3-ester with 3-hydroxy-N-(hydroxymethyl)crotonamide, (E)-