FURAN 110-00-9 ZINC02041074 185922_ALDRICH C14275 CHEBI:35559 furane 1,4-Epoxy-1,3-butadiene 5-17-01-00291 (Beilstein Handbook Reference) AI3-24244 Axole BRN 0103221 CCRIS 3159 Divinylene oxide EINECS 203-727-3 Furan [UN2389] [Flammable liquid] Furfuran HSDB 89 NCI-C56202 Oxacyclopentadiene Oxole RCRA waste no. U124 RCRA waste number U124 Tetrole UN2389 InChI=1/C4H4O/c1-2-4-5-3-1/h1-4 NCGC00091774-01