Process for the debromination of 2-substituted-5-bromo-6-methoxy

Details Process for the debromination of 2-substituted-5-bromo-6-methoxy Process for the debromination of 2-substituted-5-bromo-6-methoxy

1990-12-27

1992-04-21

Brust, Joseph Paul

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

Organic compounds

Nitriles

560 56, 562466, 564173, 568328, C07C 49788, C07C 53136, C07C 69616, C07C25533

Patent

active

051070138

ABSTRACT:
Naphthalenes of formula ##STR1## wherein X represents COCH.sub.3, COC.sub.2 H.sub.5, CH(CH.sub.3)COOH, CH(CH.sub.3)COOR, CH(CH.sub.3)CN and CH(CH.sub.3)CONHR.sub.1, R represents alkyl and R.sub.1 represents hydrogen, alkyl or hydroxyalkyl, are debrominated by means of acceptors of bromine, like alkylarenes and alkoxyarenes, in the presence of Lewis acids.

REFERENCES:
March, Advanced Organic Chemistry, 3rd Ed., (1985), p. 510.

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