炔丙基氯，结构式HC≡CCH₂Cl。

无色可燃液体。几乎不溶于水和甘油，与乙醇、乙醚、乙二醇、苯、乙酸乙酯、四氯化碳混溶。有催泪性，对皮肤有刺激性。

Propargyl chloride, or 3-chloro-1-propyne, is a highly toxic and flammable clear brown liquid with chemical formula CHCCH₂Cl. It is miscible with benzene or ethanol and insoluble in water. Its refractive index is 1.4350. Common uses for propargyl chloride include soil fumigation, corrosion prevention, and as an intermediate in organic synthesis.