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Synthesis of long-chain polyols from the Claisen condensation of γ-valerolactone

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Autor(es):
Santos, Camila S. ; Soares, Caio C. S. P. ; Vieira, Adriano S. ; Burtoloso, Antonio C. B.
Número total de Autores: 4
Tipo de documento: Artigo Científico
Fonte: GREEN CHEMISTRY; v. 21, n. 23, p. 10-pg., 2019-12-07.
Resumo

A novel and direct method for the production of polyols with long chains is developed under simple and mild conditions starting from renewable gamma-valerolactone (GVL), a chemical platform easily obtained from biomass. The key step involves a Claisen condensation between two GVL molecules to provide a cyclic hemiketal in 85% yield. After alkylation and/or reduction, this ketal serves as a new platform to produce several high-value-added branched chain molecules with carbons ranging from C10 to C21. (AU)

Processo FAPESP: 17/23329-9 - Síntese de ciclopentanos substituídos e polióis de cadeia longa a partir de plataformas químicas abundantes e oriundas da biomassa
Beneficiário:Antonio Carlos Bender Burtoloso
Modalidade de apoio: Auxílio à Pesquisa - Regular