3-Hexyn-1-ol is an unsaturated alcohol that, when subjected to stereoselective hydrogenation, produces cis-3-Hexen-1-ol (H295005), a compound that is important in the fragrance industry. 3-Hexyn-1-ol also exhibits antifungal properties against Aspergillus oryzae, a fungus that is used to produce fermented foods and beverages in Japan.