Patent ID: 6794551
Filing Date: 2004-09-21
Classification: C07C

Abstract:
A process of producing propargyl bromide, which process comprises:A) bringing together in a reaction zone under an inert atmosphere and in the absence of a base and in the presence of an inert diluent, a feed of phosphorus tribromide and a separate feed of propargyl alcohol thereby forming a reaction mixture; B) while mechanically agitating the mixture being formed in A), maintaining the temperature of the mixture in the range of about 0Â° C. to about 25Â° C. to form a product mixture, and then C) raising the temperature of the product mixture to a temperature in the range of about 40Â° C. to about 60Â° C. while stirring the product mixture for a ride period of at least about 2.5 hours.