A Facile One-Pot Synthesis of Functionalized N-Hydroxypyrrole Mediated by Vinyl-Triphenylphosphonium Salt

Autor: Issa Yavari, Sakineh Asghari, Marjaneh Samadi Zadeh
Jazyk: angličtina
Rok vydání: 1998
Předmět:
Zdroj: Iranian Journal of Chemistry & Chemical Engineering, Vol 17, Iss 1, Pp 38-41 (1998)
Druh dokumentu: article
ISSN: 1021-9986
Popis: Protonation of the reactive intermediates generated in the raction between dalkyl acetylenedicarboxylates and triphenylphosphine by isonitrosoacetophenone leads to vinyltriphenylphosphonium salts, which undergo intramolecular Wittig reaction to produce dalkyl 4-phenyl-N-hydroxypyrrole-2,3-dicarboxylates in moderate yields.
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