Journal of the Chemical Society (Resumed)

973. The formation of cyclic lactams from derivatives of basic amino-acids

BC Barrass, DT Elmore

Index: Barrass; Elmore Journal of the Chemical Society, 1957 , p. 4830,4833

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Citation Number: 10

Abstract

Cyclic 3-toluene-p-sulphonamidolactams (111; n= 2, 3, and 4) are formed by the action of ammonia or triethylamine on the methyl ester hydrochlorides of aN-toluene-p- sulphonyldiamino-acids(I1; n= 2, 3, and 4), and by hydrogenolysis of wN-benzyloxycarbonyl-