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Solvatochromism of a Novel Betaine Dye Derived from Purine

✍ Scribed by Masternak, Anna; Wenska, Grazyna; Milecki, Jan; Skalski, Bohdan; Franzen, Stefan

Book ID
127161322
Publisher
American Chemical Society
Year
2005
Tongue
English
Weight
167 KB
Volume
109
Category
Article
ISSN
1089-5639

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## Abstract Two methods for the synthesis of __N__‐[4‐(2,4,6‐triphenyl‐1‐pyridinio)phenyl]‐__p__‐toluenesulfonaminide (4), a new betaine dye with positive and negative charges at two nitrogen atoms separated by an aromatic ring, are described. 4 displays a negative solvatochromic effect slightly sm