1-Bromo-3,4,4-trimethyl-1-pentyn-3-ol 1-Pentyn-3-ol, 1-bromo-3,4,4-trimethyl- 3-01-00-01999 (Beilstein Handbook Reference) 56998-66-4 BRN 1750521 Methyl-tert-butyl-bromaethenyl-carbinol [German]