Glucose/Furfural Substrate Mixtures in Non‐Engineered Yeast: Potential for Massive Rerouting of Fermentation to C−C Bond Formation on Furfural

Abstract: Suitable mixtures of glucose and furfural may provide novel strategies for C−C bond formation on furfural due to the versatility of low‐cost biological catalysts. We use in‐cell NMR with non‐engineered commercial yeast as the catalyst to determine the interplay between furfural and glucose metabolism in non‐engineered yeast. The presence of furfural is shown to modulate kinetic barriers in glucose conversion and to favor the accumulation of acetaldehyde in situ. As a result, glucose carbons are remarkably strongly redirected towards C−C bond formation between furfural and a glucose‐derived C2 unit. In the presence of suitable glucose/furfural substrate mixtures in non‐engineered yeasts, glucose carbons can achieve relative influxes of at least 80 % into the C−C bond formation on furfural, compared to only 20 % into ethanol. Chain‐elongation of furfural by yeast thus seems a viable strategy for the upgrading of lignocellulosic biomass through concurrent conversion of furfural and glucose. The product is related to chemicals that already have found value in the fine chemical and pharmaceutical industries.

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
Glucose/Furfural Substrate Mixtures in Non‐Engineered Yeast: Potential for Massive Rerouting of Fermentation to C−C Bond Formation on Furfural ; day:27 ; month:11 ; year:2022 ; extent:1
ChemCatChem ; (27.11.2022) (gesamt 1)

Creator
Sannelli, Francesca
Gao, Sanni
Jensen, Pernille Rose
Meier, Sebastian

DOI
10.1002/cctc.202200933
URN
urn:nbn:de:101:1-2022112814083454676023
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
15.08.2025, 7:25 AM CEST

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Associated

  • Sannelli, Francesca
  • Gao, Sanni
  • Jensen, Pernille Rose
  • Meier, Sebastian

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