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Luminescence-spectral characteristics and structure of 1-hydroxyphenyl-substituted 2,4,6-triphenylpyridinium perchlorates

✍ Scribed by S. M. Aldoshin; Ya. R. Tymyanskii; O. A. D'yachenko; L. O. Atovmyan; M. I. Knyazhanskii; G. N. Dorofeenko

Book ID
112449950
Publisher
Springer
Year
1981
Tongue
English
Weight
662 KB
Volume
30
Category
Article
ISSN
1573-9171

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Unexpected reaction of 4-(2,4,6-tripheny
Unexpected reaction of 4-(2,4,6-triphenylpyridinio)phenolate with urea in aqueous solution β€” structure of 1-(4-hydroxyphenyl)-2,4,6-triphenylpyridinium cyanate
✍ Milart, Piotr ;Mucha, Dariusz ;Stadnicka, Katarzyna πŸ“‚ Article πŸ“… 1995 πŸ› John Wiley and Sons 🌐 English βš– 312 KB

## Abstract During crystallization of the pyridinium __N__‐phenolate dye 1 from a saturated aqueous solution of urea, 1‐(4‐hydroxyphenyl)‐2,4,6‐triphenylpyridinium cyanate (4) is formed unexpectedly as verified by IR, ^1^H‐NMR and X‐ray structural analysis. Such a course of reaction can be explaine