1-Acetoxy-1-ethynylcyclohexane 1-Ethynylcyclohexanol acetate 1-Ethynylcyclohexyl acetate 4-06-00-00349 (Beilstein Handbook Reference) 5240-32-4 AI3-07068 BRN 2045236 Cyclohexanol, 1-ethynyl-, acetate EINECS 226-040-0 ENT 7068 NSC 22257