Title: Propargyl Chloride
CAS Registry Number: 624-65-7
CAS Name: 3-Chloro-1-propyne
Molecular Formula: C3H3Cl
Molecular Weight: 74.51
Percent Composition: C 48.36%, H 4.06%, Cl 47.58%
Literature References: Prepd by treating propargyl alcohol with phosphorus trichloride: Henry,
Ber. 7, 761 (1874);
8, 398 (1875); Kirsmann,
Bull. Soc. Chim. Fr. [4]
39, 698 (1926).
Properties: Liquid. d425 1.0306. mp -78°. bp760 57°. Flash pt <60°F. Practically insol in water, glycerol. Miscible with benzene, carbon tetrachloride, ethanol, ethylene glycol, ether, ethyl acetate. Reacts with hydroxy compds to form ethers; with sulfides, ammonia, amines or metal hypoiodites to give the corresp propargyl compds; with aldehydes and ketones to give b-acetylenic alcohols. Undergoes isomerization.
Melting point: mp -78°
Boiling point: bp760 57°
Flash point: Flash pt <60°F
Density: d425 1.0306
Use: Intermediate in organic synthesis.