1,2-Bis(chlorocarbonyl)ethane 1,2-Ethanediylbis(chloroformate) 4-02-00-01921 (Beilstein Handbook Reference) 543-20-4 AI3-17465 BRN 0507064 Butanedioyl dichloride EINECS 208-838-0 NSC 87873 SUCCINYL CHLORIDE Succinic acid dichloride Succinic chloride Succinoyl chloride Succinoyl dichloride Succinyl dichloride