C12H10N2O6
Neat
278.22
+5°C
Room Temperature
Entacapone Imp. B (EP), Ethyl (2E)-2-Cyano-3-(3, 4-dihydroxy-5-nitrophenyl)prop-2-enoate and Entacapone Impurity B
CCOC(=O)\C(=C\c1cc(O)c(O)c(c1)[N+](=O)[O-])\C#N
ethyl (E)-2-cyano-3-(3 and 4-dihydroxy-5-nitrophenyl)prop-2-enoate