113416-39-0Relevant articles and documents
FIVE-MEMBERED 2,3-DIOXOHETEROCYCLES. V. SYNTHESIS OF 1-ARYL-4-AROYL-5-METHOXYCARBONYL-2,3-DIHYDRO-2,3-PYRROLEDIONES AND THEIR REACTIONS WITH WATER AND ALCOHOLS
Andreichikov, Yu. S.,Maslivets, A. N.,Smirnova, L. I.,Krasnykh, O. P.,Kozlov, A. P.,Perevozchikov, L. A.
, p. 1378 - 1387 (2007/10/02)
1-Aryl-4-aroyl-5-methoxycarbonyl-2,3-dihydro-2,3-pyrrolediones were obtained from oxalyl chloride and methyl 4-aryl-2-arylamino-4-oxo-2-butenoates.They add water and alcohols reversibly with the formation of substituted 3,5-dihydroxy- and 5-alkoxy-3-hydro