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Comprehensive study of the dynamic interaction between SO2 and acetaldehyde during alcoholic fermentation

Archive ouverte | Ochando, Thomas | CCSD

International audience. In this work, we focused on the effect of the initial content of SO2 in synthetic grape juice on yeast metabolism linked to the production of acetaldehyde. Lengthening of the lag phase durati...

SO2 : impact sur le métabolisme de la levure et la production d'arômes

Archive ouverte | Ochando, Thomas | CCSD

SO2 : impact sur le métabolisme de la levure et la production d'arômes. 11. Journées Scientifiques de la Vigne et du Vin

Vicinal diketones and their precursors in wine alcoholic fermentation: Quantification and dynamics of production

Archive ouverte | Ochando, Thomas | CCSD

Vicinal diketones produced during wine fermentation influence the organoleptic qualities of wine. Diacetyl and 2,3-pentanedione are well known for their contribution to butter or butterscotch-like flavours. We developed an analysi...

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