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Revista de la Sociedad Química de México
versão impressa ISSN 0583-7693
Resumo
SARTILLO-PISCIL, Fernando; MEZA-LEON, Rosa Luisa e QUINTERO-CORTES, Leticia. Fosfato-ésteres cíclicos diastereoisoméricos: 5-bromo-4-fenil-2-fenoxi-2-oxo-1,3,2-dioxafosforinanos, precursores de radicales libres alquilo β-fosfatoxi y generadores de radicales catiónicos en medio no oxidativo. Rev. Soc. Quím. Méx [online]. 2002, vol.46, n.4, pp.330-334. ISSN 0583-7693.
Two novel six member ring cyclic phosphates were successfully obtained. Both compound showed to be suitable β-(phosphatoxy)alkyl radicals precursors (by Tin method). Such free radicals precursors did generate radical cations in non-oxidative conditions followed by C4-C5 bond cleavage of the heterocyclic ring. In one case both contraction reaction and scrambling phosphate group were observed. In other case only the normal reduction product was observed.
Palavras-chave : Cyclic phosphates; free radicals; radical cations; contraction reaction; reduction.