128316-13-2Relevant academic research and scientific papers
CHEMISTRY OF OXALYL DERIVATIVES OF METHYL KETONES XLVII. REACTION OF N-ARYLAROYLPYRUVAMIDES WITH DIPHENYLDIAZOMETHANE
Brigadnova, E. V.,Maslivets, A. M.,Andreichikov, Yu. S.
, p. 274 - 277 (2007/10/02)
N-Aryl-4-aryl-3-diphenylmethyl-2,4-dioxobutyramides were obtained from N-arylaroylpyruvamides and diphenyldiazomethane.At 110 deg C in toluene they were converted into N-aryl-3-aryl-2-diphenylmethyl-3-oxopropionamides.By boiling in acetic acid they were converted into 1,5-diaryl-4-diphenylmethyl-2,3-dihydro-2,3-pyrrolediones.
