115349-56-9Relevant academic research and scientific papers
The Chemistry of Ethyl 2-Ethoxycarbonyl-5,5-diphenylpenta-2,3,4-trienoate, a Potential Precursor of Ph2C=C=C=C=C=O
Browne, Neil R.,Brown, Roger F. C.,Eastwood, Frank W.,Fallon, Gary D.
, p. 1675 - 1686 (2007/10/02)
The title diester, Ph2C=C=C=C(COOEt)2 (2), has been prepared by a Wittig reaction between (2-bromo-3,3-diphenylprop-2-en-1-yl)triphenylphosphonium bromide and diethyl 2-oxopropane-1,3-dioate (mesoxalic ester).The diester (2) undergoes cyclization reaction
