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Theobromine is a chemical substance, also known as xantheose It is an alkaloid. It occurs in the cacao plant. Chemically, it is very similar to caffeine. Because the cacao plant is used to make chocolate it also found in chocolate. Despite its name, there is no bromine in it – theobromine comes from Theobroma, the name of the genus of the cacao tree, (which itself is made up of the Greek roots theo ("God") and brosi ("food"), meaning "food of the gods") with the suffix -ine given to alkaloids and other basic nitrogen-containing compounds.
Theobromine is a water insoluble, crystalline, bitter powder. It colour is listed as either white or colourless. It has a similar, but lesser, effect to caffeine, making it a lesser homologue. Theobromine is an isomer of theophylline as well as paraxanthine. Theobromine is categorized as a dimethyl xanthine, which means it is a xanthine with two methyl groups.
References[change | change source]
- William Marias Malisoff (1943). Dictionary of Bio-Chemistry and Related Subjects. Philosophical Library. pp. 311, 530, 573. ISBN B0006AQ0NU Check
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- Bennett, Alan Weinberg (2002). The World of Caffeine: The Science and Culture of the World's Most Popular Drug. Routledge, New York. ISBN 0415927234. Unknown parameter
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- "-ine."The American Heritage® Dictionary of the English Language, Fourth Edition. Houghton Mifflin Company. 2004. ISBN 0395711460.
- "theobromine". Dictionary.com. Retrieved 2007-02-22. For convenience, the direct source of the three definitions used has been cited.
- "Theobromine". On-Line Medical Dictionary. Retrieved 2007-02-23.
- "Xanthine". On-Line Medical Dictionary. Retrieved 2007-02-23.
- "Dimethyl". On-Line Medical Dictionary. Retrieved 2007-02-23.
- Walter Sneader (2005). Drug Discovery: A History. John Wiley & Sons. ISBN 0471899801.
- Thomas Edward Thorpe (1902). Essays in Historical Chemistry. The MacMillan Company.