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Efficient synthesis of new 1-alkyl(aryl)-5-(3,3,3-trihalo-2-oxopropylidene)-1H-pyrrol-2(5H)-ones

✍ Scribed by Alex F.C. Flores; Lucas Pizzuti; Luciana A. Piovesan; Darlene C. Flores; Juliana L. Malavolta; Claudio M.P. Pereira


Publisher
Elsevier Science
Year
2010
Tongue
French
Weight
341 KB
Volume
51
Category
Article
ISSN
0040-4039

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## Abstract In the reaction of pyrroles with tetrahalo‐1,4‐benzoquinones two different processes occur: the oxidation of pyrrole and the coupling reaction to 3,5,6‐trihalo‐2‐(pyrrol‐2‐yl)‐1,4‐benzoquinones. Excess of pyrrole results in doped polypyrrole as the principal reaction product. Excess of