Limonin
Limonin
Chemical compound
Limonin is a limonoid, and a bitter, white, crystalline substance found in citrus and other plants. It is also known as limonoate D-ring-lactone and limonoic acid di-delta-lactone. Chemically, it is a member of the class of compounds known as furanolactones.
Quick Facts Names, Identifiers ...
Names | |
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Preferred IUPAC name
(2aR,4aR,4bR,5aS,8S,8aS,10aR,10bR,14aS)-8-(Furan-3-yl)-2,2,4a,8a-tetramethyldecahydro-11H,13H-oxireno[2,3-c]pyrano[4′′,3′′:2′,3′]furo[3′,4′:5,6]naphtho[1,2-d]pyran-4,6,13(2H,5aH)-trione | |
Other names
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ECHA InfoCard | 100.236.039 |
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Properties | |
C26H30O8 | |
Molar mass | 470.52 g/mol |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Not to be confused with Limonene.
Limonin is enriched in citrus fruits and is often found at higher concentrations in seeds, for example orange and lemon seeds.[1]
Limonin and other limonoid compounds contribute to the bitter taste of some citrus food products. Researchers have proposed removal of limonoids from orange juice and other products (known as "debittering") through the use of polymeric films.[2]
Limonin is under basic research to assess its possible biological properties.[1]
- Fayoux, S. P. C.; Hernandez, R. J.; Holland, R. V. (2007). "The Debittering of Navel Orange Juice Using Polymeric Films". Journal of Food Science. 72 (4): E143–E154. doi:10.1111/j.1750-3841.2007.00283.x. PMID 17995766.
- "Citrus Compound: ready to help your body!" (Agricultural Research Service, USDA)