Synonyms2-ethyl-2-methyl butanedinitrile; 2-Ethyl-2-Methylsuccinic Dinitrile Close 2-ethyl-2-methyl butanedinitrile; 2-Ethyl-2-Methylsuccinic Dinitrile Related products Ethosuximide M.F. M.W. 141.17 CAT# AR-E02049 CAS# 77-67-8 Ethosuximide-d3 M.F. M.W. 144.19 CAT# AR-E02050 CAS# 1189703-33-0 Ethosuximide-d5 M.F. M.W. 146.2 CAT# AR-E02051 CAS# 77-67-8 (non-labelled) 2-Ethyl-2-methyl-succinonitrile M.F. M.W. 122.17 CAT# AR-M03071 CAS# 4172-97-8