Synthesis of Asymmetric Monomethine Cyanine Dyes with Red‐Shifted Optical Properties. (19th May 2014)

• Record Type: Journal Article
• Authors: Soriano, Eduardo; Outler, Loretta; Owens, Eric A.; Henary, Maged
• Is Part Of: Journal of heterocyclic chemistry. Volume 52:Number 1(2015:Jan.)
• Page Start: 180
• Page End: 184
• Publication Date: 2014-05-19
• Subjects: Heterocyclic compounds -- Periodicals; 547.59
• DOI: 10.1002/jhet.1963
• Languages: English
• ISSNs: 0022-152X

Abstract

<abstract abstract-type="main"> <title> <x xml:space="preserve">Abstract</x> </title> <p>Six novel asymmetrical monomethine <named-content content-type="chemicalTechnology" xlink:type="simple" xmlns:xlink="http://www.w3.org/1999/xlink">cyanine dyes</named-content> were synthesized via the <named-content content-type="reactionType" xlink:type="simple" xmlns:xlink="http://www.w3.org/1999/xlink">condensation reaction</named-content> of 1‐butyl‐2‐(methylthio)benzo[<italic>c</italic>, <italic>d</italic>]indol‐1‐ium iodide and various 1, 5‐substituted indolenine salts under basic conditions. The dyes were characterized using UV–vis spectroscopy, fluorescence, ¹H NMR, ¹³C NMR, and <named-content content-type="chemicalTechnology" xlink:type="simple" xmlns:xlink="http://www.w3.org/1999/xlink">mass spectrometry</named-content>; furthermore, the purity of these compounds was observed using LC/ELSD/MS.</p> </abstract>