80862-39-1Relevant articles and documents
1-ARYL-5-CARBOXYMETHYLHYDANTOIN DERIVATIVES. STRUCTURE OF 1-PHENYL-2-THIO-5-CARBOMETHOXYMETHYLHYDANTOIN
Baltrushis, R. S.,Beresnevichyus, Z.-I. G.,Vizgaitis, I. M.,Gatilov, Yu. V.
, p. 1226 - 1231 (2007/10/02)
The reaction of aromatic amines with maleic acid or its diethyl ester with subsequent hydrolysis gave N-arylaspartic acids, which were converted to 1-aryl- and 1-aryl-2-thio-5-carboxymethylhydantoins by the action of urea, cyanates, or thiocyanates in an