申请人:Alfa Wassermann S.p.A.
公开号:US05107013A1
公开(公告)日:1992-04-21
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.
式为##STR1##的萘系化合物,其中X代表COCH.sub.3,COC.sub.2H.sub.5,CH(CH.sub.3)COOH,CH(CH.sub.3)COOR,CH(CH.sub.3)CN和CH(CH.sub.3)CONHR.sub.1,R代表烷基,R.sub.1代表氢,烷基或羟基烷基,可以在路易斯酸存在下,通过溴接受体如烷基芳烃和烷氧基芳烃的作用下脱溴。