Rhapontigenin is a stilbenoid. It can be isolated from Vitis coignetiae or from Gnetum cleistostachyum.[1]
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Preferred IUPAC name
5-[(E)-2-(3-Hydroxy-4-methoxyphenyl)ethen-1-yl]benzene-1,3-diol | |
Other names
Protigenin
3,3',5-trihydroxy-4'-methoxystilbene piceatannol 4'-methyl ether | |
Identifiers | |
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3D model (JSmol)
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Properties | |
C15H14O4 | |
Molar mass | 258.27 g/mol |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references
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It shows an action on prostate cancer cells.[2] It has been shown to inhibit the human cytochrome P450 1A1,[3] an enzyme implicated in the biotransformation of a number of carcinogenic and immunotoxic compounds.
Injected in rats, rhapontigenin shows a rapid glucuronidation and a poor bioavailability.[4]