2,5-Dimethylhexane-2,5-diol 110-03-2 2,5-Dimethylhexanediol AI3-20685 Dimethylhexanediol EINECS 203-731-5 1,1,4,4-Tetramethyl-1,4-butanediol 2,5-Dimethyl-2,5-hexanediol 2,5-Hexanediol, 2,5-dimethyl- NSC5595 ZINC02504411 143618_ALDRICH HSDB 5395 NSC 5595 NCGC00090935-01