Cation radicals of N-substituted phenothiazines
✍ Scribed by O. B. Tomilin; E. P. Konovalova; V. N. Yuzhalkin; L. V. Ryabkina; É. P. Sanaeva
- Publisher
- Springer US
- Year
- 1996
- Tongue
- English
- Weight
- 428 KB
- Volume
- 32
- Category
- Article
- ISSN
- 0009-3122
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Phenothiazines are of interest as model heterocyclic compounds and also as pharmacological agents with a wide spectrum of biological activities. Cation radicals derived from six phenothiazine derivatives including phenothiazine, 2-chlorophenothiazine, promazine, chlorpromazine, promethazine and trim
PHDIWHEMISTRYOFCATIONRADICALSINSOIUl?IoN :EWYIO=OXI=m BYlXiEpHEN(JMIAzlNEC&TICNPALXCALu. %aboratiire d'Elec&mhimie Organiquz et Analytiqus (ERA CNFS 6751, DQarkmntde Rsdxerche Fondamntale, Centre d'Etu&sNucl&ires de Grencble, 85X 38O41Gren&le Cedsx (France) etkentre unimxsitake de Savoie, UERScience
At a rchtivcly low acidity (0.5 ,M sulfuric acid) tlic free radical clisproportiorlntes quite rapidly into the parent compound and the sulfosidc, but it is quite StiLl>lL! at sulfuric acid concentrations abovc 3 M. Conscqucntly, in 3 M or 1wgcr concentrations of sulfuric acicl, the two stages of oxi