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专利名称：Preparation of esters of optically active 2-arylalkanoic acids
发明人：Gerhard Fritz,Manfred Eggersdorfer,Hardo
Siegel
申请号：US06/697846申请日：19850204公开号：US04707549A公开日：19871117
摘要：Esters of optically active 2-arylalkanoic acids I ##STR1## where Ar is an isocyclicor heterocyclic aryl radical and R.sup.1 and R. sup.2 are each C.sub.1 -C.sub.4 -alkyl, areprepared by subjecting an optically active ester II ##STR2## where X is Cl, Br or --O--SO.sub.2 --Y and Y is Cl or a hydrocarbon radical, to a Friedel-Crafts reaction with anaromatic compound ArH (III).
申请人：BASF AKTIENGESELLSCHAFT
代理人：John H. Shurtleff
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