Reaction of 2??dimethylaminomethylene??1, 3??diones with dinucleophiles. VIII. Synthesis of ethyl and methyl 2, 4??disubstituted 5??pyrimidinecarboxylates

~22%

~%

~%

~84%

~%

~%

~%

~%

~%

~%

~%

~90%

~%

~%

~86%

~%