Process for the production of chloromethyl phenethyl bromide

Details Process for the production of chloromethyl phenethyl bromide Process for the production of chloromethyl phenethyl bromide

1989-05-11

1990-10-30

Lone, Werren B.

Organic compounds -- part of the class 532-570 series

Organic compounds

Halogen containing

570196, 570197, 570198, 570205, C07C 1732, C07C 2528

Patent

active

049670263

ABSTRACT:
A process is described for preparing chloromethyl phenethyl bromide, in which phenethyl bromide is reacted with HCl and formaldehyde in the presence of zinc chloride as the catalyst, and in a chlorinated hydrocarbon as the solvent. The product is produced in yields in excess of 70%, the para isomer constituting more than 75% of the product which contains a mixture of ortho, meta and para isomers.

REFERENCES:
patent: 1910462 (1931-05-01), Brunner et al.
patent: 2219873 (1940-10-01), Pinkernelle
patent: 3069480 (1962-12-01), Hirth et al.
patent: 4045501 (1977-08-01), Bianchi

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