Synthesis and spectral properties of cyanine dyes based on indeno [2, 1-b] chromene

DG Krotko, KV Fedotov, AI Tolmachev

Index: Chemistry of Heterocyclic Compounds, , vol. 41, # 1 p. 79 - 85

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Citation Number: 3

Abstract

Chemistry of Heterocyclic Compounds, Vol. ... Institute of Organic Chemistry, National Academy of Sciences of Ukraine, Kiev 02094; e-mail: iochkiev@ukrpack.net, til@bigmir.net. ... In particular the chemical shift of the H-11 proton is changed from 8.22 to 9.25 ppm, which indicates ...