Caffeyl alcohol
Chemical compound
From Wikipedia, the free encyclopedia
Caffeyl alcohol is the organic compound with the formula (HO)2C6H3-4-CHCHCH2OH. This colourless solid is related to catechol by attachment to allyl alcohol. It is the precursor to one of the three principal lignols.
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| Names | |
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| Preferred IUPAC name
4-[(1E)-3-Hydroxyprop-1-en-1-yl]benzene-1,2-diol | |
| Other names
Caffeyl alcohol, Caffeoyl alcohol, 3,4-Dihydroxycinnamyl alcohol | |
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3D model (JSmol) |
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CompTox Dashboard (EPA) |
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| Properties | |
| C9H10O3 | |
| Appearance | White solid |
| Melting point | 144 to 145 °C (291 to 293 °F; 417 to 418 K) |
| moderate | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Preparation and occurrence
In the laboratory, caffeyl alcohol can be synthesized from 3,4-dihydroxybenzaldehyde.[1] It is an intermediate in the biosynthesis of coniferyl alcohol, the conversion being effected by caffeate O-methyltransferase.[2]
Related compounds
Two related compounds are caffeyl aldehyde and caffeic acid, the latter also being a minor component of coffee.[3]