Tetrahydrofuran

Molecular Formula：C₄H₈O | Molecular Weight： 72.11 | Synonyms：THF, oxolane, Butane, alpha,delta-oxide, Cyclotetramethylene oxide, Diethylene oxide, Furan, tetrahydro-, Furanidine, 1,2,3,4-tetrahydro-9H-fluoren-9-one