Synthesis and reactions of 3-cinnamoyl coumarin derivatives with activated nitriles
3-Acetylcoumarins (1) react with aldehydes in the presence of piperidine to form 1-[2(H)-oxo-1-benzopyran-3-yl]-3-phenylprop-2-en-1-ones (2a-o). Michael addition of 2a-g with 2-amino-1,1,3-tricyano propene, cyanoethanoic acid hydrazide, 3-aminopyrozol-5-o
Miky, J. A. A.,Farrag, A. A.
p. 357 - 360
(2007/10/03)
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