Unexpected reaction of 4-(2,4,6-tripheny
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Milart, Piotr ;Mucha, Dariusz ;Stadnicka, Katarzyna
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Article
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1995
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John Wiley and Sons
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English
⚖ 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