1570-45-2 4-Carbethoxypyridine 4-Carboethoxypyridine 4-Pyridinecarboxylic acid, ethyl ester 5-22-02-00190 (Beilstein Handbook Reference) AI3-22194 BRN 0122942 EINECS 216-379-2 ETHYL ISONICOTINATE Ethyl 4-pyridinecarboxylate Isonicotinic acid ethyl ester Isonicotinic acid, ethyl ester NSC 6854 gamma-Pyridinecarboxylic acid ethyl ester