1238054-63-1Relevant articles and documents
Heterocyclization of functionalized heterocumulenes with C,N-, C,O-, and C,S-binucleophiles: XI.* synthesis of dialkyl 2-oxo-3,6-diaryl-1,2,3,6-tetrahydropyrimidine-4,5-dicarboxylates by cyclocondensation of 1-Chlorobenzyl isocyanates with dial
Vovk,Kushnir,Sukach,Tsymbal
experimental part, p. 709 - 715 (2010/10/04)
1-Chlorobenzyl isocyanates react with N-arylfumarates with the formation of dialkyl 2-oxo-3,6-diaryl-1,2,3,6-tetrahydropyrimidine-4,5-dicarboxylates that on alkaline hydrolysis are converted into 6-alkoxycarbonyl-1,4-diaryl-2-oxo-1,2, 3,4-tetrahydropyrimi