13096-21-4 3-(1-Aziridinylcarbonyl)-4-(2-chloroethylthio)pyridine 5-22-05-00112 (Beilstein Handbook Reference) BRN 0396700 N-4-(2-Chloroethylthio)nicotinoylethylenimine Pyridine, 3-(1-aziridinylcarbonyl)-4-(2-chloroethylthio)-