115662-09-4Relevant articles and documents
Synthesis of unsymmetrical 4-oxo-2-vinyl-4H-chromene-3-carbonitrile dyes via Knoevenagel reaction
Levchenko,Chudov,Zinoviev,Lyssenko,Demin,Poroshin,Shmelin,Grebennikov
, p. 2788 - 2792 (2018/06/08)
New 4-oxo-2-vinyl-4H-chromene-3-carbonitrile derivatives have been synthesized by the Knoevenagel reaction of 2-methyl-4-oxo-4H-chromene-3-carbonitrile with aromatic and heteroaromatic aldehydes. Spectral properties of the obtained compounds have been studied.
Benzopyrano[6,7,8-i,j]quinolizine-11-one lasing dyes and intermediates for their preparation
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, (2008/06/13)
Novel benzopyrano[6,7,8-i,j]quinolizine-11-one lasing dyes and intermediates for their preparation are disclosed.