[Phenols in roasted coffees of different varieties. I. (author's transl)]. 1978

R Tressl, and K G Grünewald, and H Köppler, and R Silwar

Thirty phenols were isolated from roasted coffee by distillation-extraction, separated from other constituents by absorption-chromatography, and characterized by means of GC-MS. Robusta coffee contained the largest amount of phenols, followed by Arabusta (Côte d'Ivoire) and Arabica. Quantity and type of phenols depends on variety as well as on the roasting conditions.

UI MeSH Term Description Entries
D010636 Phenols Benzene derivatives that include one or more hydroxyl groups attached to the ring structure.
D002845 Chromatography Techniques used to separate mixtures of substances based on differences in the relative affinities of the substances for mobile and stationary phases. A mobile phase (fluid or gas) passes through a column containing a stationary phase of porous solid or liquid coated on a solid support. Usage is both analytical for small amounts and preparative for bulk amounts. Chromatographies
D002849 Chromatography, Gas Fractionation of a vaporized sample as a consequence of partition between a mobile gaseous phase and a stationary phase held in a column. Two types are gas-solid chromatography, where the fixed phase is a solid, and gas-liquid, in which the stationary phase is a nonvolatile liquid supported on an inert solid matrix. Chromatography, Gas-Liquid,Gas Chromatography,Chromatographies, Gas,Chromatographies, Gas-Liquid,Chromatography, Gas Liquid,Gas Chromatographies,Gas-Liquid Chromatographies,Gas-Liquid Chromatography
D003069 Coffee A beverage made from ground COFFEA beans (SEEDS) infused in hot water. It generally contains CAFFEINE and THEOPHYLLINE unless it is decaffeinated.
D006358 Hot Temperature Presence of warmth or heat or a temperature notably higher than an accustomed norm. Heat,Hot Temperatures,Temperature, Hot,Temperatures, Hot
D000327 Adsorption The adhesion of gases, liquids, or dissolved solids onto a surface. It includes adsorptive phenomena of bacteria and viruses onto surfaces as well. ABSORPTION into the substance may follow but not necessarily. Adsorptions

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