BDO(1.4-Butanediol) 1,4-Butanediol(BDO) 2,CAS:110-63-4 3,Molecular formula:C4H10O2 4,Molecular weight:90.12 BDO(1.4-Butanediol)1 ... ,4-Butanediol(BDO) 2,CAS ... ethyl ether.Boiling point 230,meiting point 20.1, flash point134, relative density(d2-20)1.017, ignition temperature:370 and refractive ...