2-bromo-1,3,5-trimethyl-4-prop-1-yn-1-ylbenzene InChI=1/C12H13Br/c1-5-6-11-8(2)7-9(3)12(13)10(11)4/h7H,1-4H benzene, 2-bromo-1,3,5-trimethyl-4-(1-propynyl)-