79719-85-0Relevant academic research and scientific papers
CHEMISTRY OF ENOL ETHER. LXXXI. SYNTHESIS AND INVESTIGATION OF TETRACARBOCYANINE DYES CONTAINING CYCLIC FRAGMENTS IN THE POLYMETHINE CHAIN
Makin, S. M.,Boiko, T. N.,Pomagaev, A. I.
, p. 362 - 366 (2007/10/02)
1,1,5,7-Tetraethoxy-2,4-polymethylene-2,6-heptadienes were synthesized by the reaction of β-ethoxyacrolein diethyl acetate with cyclic 1-ethoxy-1,3-dienes.Treatment of the product with aniline in hydrochloric acid gave the corresponding heptamethine salts
