Imines of alkyl 4-halomethylbenzoates

Details Imines of alkyl 4-halomethylbenzoates Imines of alkyl 4-halomethylbenzoates

1983-04-25

1985-01-08

Jiles, Henry R.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C11920

Patent

active

044926570

ABSTRACT:
New alkyl (4-halomethyl)iminobenzoates of the formula ##STR1## and their HCl or HBr salts, R denoting C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxyethyl and X denoting Cl or Br. These compounds are prepared by reaction of p-cyanobenzyl chloride or p-cyanobenzyl bromide with a C.sub.1 -C.sub.4 -alcohol or C.sub.1 -C.sub.4 -alkoxyethanol in the presence of hydrogen chloride or bromide. The new imines serve as intermediate products, inter alia for the preparation of optical brighteners of the bisbenzoxazolylstilbene class.

REFERENCES:
patent: 2389681 (1945-11-01), Mikeska

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