
Monatshefte fur Chemie p. 315 - 322 (1989)
Update date:2022-08-04
Topics: Synthesis Reactions Experimental
Schaefer, Harry
Gewald, Karl
The reaction of malononitrile with α-chloro acetanilides 1 in presence of potassium carbonate yields the 1-aryl-5-oxo-Δ2-pyrrolin-3-carbonitriles 2, in presence of triethylamine the 4,6-diamino-1-aryl-2-oxo-2,3-dihydropyrrolo<2,3-b>pyridin-5-ca
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