(1,2-Dihydroxyethyl)oxirane 1,2-Butanediol, 3,4-epoxy- 1,2-Epoxybutane-3,4-diol 1,2-Ethanediol, 1-oxiranyl- 1-Oxiranyl-1,2-ethanediol 17177-50-3 3,4-Epoxy-1,2-butanediol 3,4-Epoxybutane-1,2-diol 5-17-05-00013 (Beilstein Handbook Reference) BRN 1633586 CCRIS 7903