2. Nature and origin of malodorous compounds

2.1 Nature of fragrance compounds

Odor compounds are classified into four families:

sulfur compounds: hydrogen sulfide, mercaptans, sulfides, disulfides... ;
nitrogen compounds: ammonia, amines, heterocycles (indole, scatole) ;
oxygenated compounds: organic acids (volatile fatty acids), aldehydes, ketones, alcohols, esters ;
other molecules: hydrocarbons (aliphatic, cyclic)...

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Nature and origin of malodorous compounds

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(1) - GAUTIER (J.-F.) - L'importance du secteur vitivinicole dans l'économie française. - Revue Française d'Œnologie, n° 211, p. 23 (mars-avril 2005).
(2) - BORIES (A.), WHALE (S.), ASTRUC (S.), CONESA (F.), BOUTOLLEAU (A.) - Nouvelle voie de traitement d'effluents...

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