Synthesis of paramagnetic spiropyran derivatives

• Published in: Chemistry of heterocyclic compounds (New York, N.Y. 1965) Vol. 54; no. 10; pp. 981 - 983
• Main Authors: Taratayko, Andrey I., Rybalova, Tatyana V., Reznikov, Vladimir A.
• Format: Journal Article
• Language: English
• Published: New York Springer US 01-10-2018; Springer; Springer Nature B.V
• Subjects: Aldehydes; Chemistry; Chemistry and Materials Science; Derivatives; Organic Chemistry; Pharmacy; Short Communications; Structural analysis; spiropyrans; spin probes; nitroxyl radicals; iminium salts; imidazolidines
• ISSN: 0009-3122; 1573-8353
• DOI: 10.1007/s10593-018-2375-y

Paramagnetic derivatives of spiropyran have been obtained by condensation of paramagnetic
N
-iminium salts with
o
-hydroxyaromatic aldehydes. The structures of three of the six synthesized radicals were proven by X-ray structural analysis.