1,2-Dimethyl-1-propanol 1,2-Dimethylpropanol 2-Butanol, 3-methyl- 2-Methyl-3-butanol 3-METHYL-2-BUTANOL 3-Methylbutan-2-ol 598-75-4 70116-68-6 EINECS 209-950-2 FEMA No. 3703 Isopropylmethylcarbinol Methylisopropylcarbinol NSC 71162 sec-Isoamyl alcohol