Australian journal of chemistry

Synthesis of substituted 9-Oxo-9, 10-dihydroacridine-4-carboxylic acids. I. Factors affecting the direction of ring closure of substituted N-(2-Carboxyphenyl-amino) …

GM Stewart, GW Rewcastle, WA Denny

Index: Stewart, Georgina M.; Rewcastle, Gordon W.; Denny, William A. Australian Journal of Chemistry, 1984 , vol. 37, # 9 p. 1939 - 1950

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Citation Number: 8

Abstract

Abstract The cyclodehydration of 16 substituted N-(2-carboxyphenylamino) benzoic acids to substituted 9-oxo-9, 10-dihydroacridine-4-carboxylic acids with conc. H 2 SO 4, POCl 3 and ethyl polyphosphate (epp) has been studied by hplc Direction of ring closure can be