1-Hydroxy-2-propyne 1-Propyn-3-ol 107-19-7 2-Propyn-1-ol 2-Propynol 2-Propynyl alcohol 3-Hydroxy-1-propyne Ethynyl carbinol Methanol, ethynyl- NSC8804 PROPARGYL ALCOHOL Propynyl alcohol WLN: Q2UU1