what is the chemical compound of coffee
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What are the chemical components of coffee?
Chemical constituents The main constituents of coffee are caffeine, tannin, fixed oil, carbohydrates, and proteins. It contains 2鈥?% caffeine, 3鈥?% tannins, 13% proteins, and 10鈥?5% fixed oils. In the seeds, caffeine is present as a salt of chlorogenic acid (CGA).
Is caffeine a compound?
Written By: Caffeine, nitrogenous organic compound of the alkaloid group, substances that have marked physiological effects. Caffeine occurs in tea, coffee, guarana, mat, kola nuts, and cacao.
How much caffeine is in coffee?
The caffeine content in coffee varies widely, depending on the type of coffee bean and the method of preparation; even beans from a given coffee bush can vary in their caffeine concentration; roasted coffee beans contain 0.8-2.5% caffeine (2).
What gives coffee its aroma?
A number of families of compounds are significant contributors to coffee鈥檚 aroma. Several sulfur-containing compounds are of importance, including 2-furfurylthiol, with an aroma that on its own is actually commonly described as 鈥榬oasted coffee鈥?