Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2012-09-11 18:41:54 UTC |
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Update Date | 2022-03-07 02:53:54 UTC |
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HMDB ID | HMDB0033924 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | Cajanol |
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Description | Cajanol belongs to the class of organic compounds known as 7-o-methylated isoflavonoids. These are isoflavonoids with methoxy groups attached to the C7 atom of the isoflavonoid backbone. Isoflavonoids are natural products derived from 3-phenylchromen-4-one. Thus, cajanol is considered to be a flavonoid. Cajanol has been detected, but not quantified in, pigeon peas (Cajanus cajan) and pulses. This could make cajanol a potential biomarker for the consumption of these foods. Based on a literature review a significant number of articles have been published on Cajanol. |
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Structure | COC1=CC(O)=C2C(=O)C(COC2=C1)C1=C(OC)C=C(O)C=C1 InChI=1S/C17H16O6/c1-21-10-6-13(19)16-15(7-10)23-8-12(17(16)20)11-4-3-9(18)5-14(11)22-2/h3-7,12,18-19H,8H2,1-2H3 |
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Synonyms | Value | Source |
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4',5-Dihydroxy-2',7-dimethoxyisoflavanone | HMDB |
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Chemical Formula | C17H16O6 |
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Average Molecular Weight | 316.3053 |
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Monoisotopic Molecular Weight | 316.094688244 |
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IUPAC Name | 5-hydroxy-3-(4-hydroxy-2-methoxyphenyl)-7-methoxy-3,4-dihydro-2H-1-benzopyran-4-one |
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Traditional Name | cajanol |
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CAS Registry Number | 61020-70-0 |
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SMILES | COC1=CC(O)=C2C(=O)C(COC2=C1)C1=C(OC)C=C(O)C=C1 |
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InChI Identifier | InChI=1S/C17H16O6/c1-21-10-6-13(19)16-15(7-10)23-8-12(17(16)20)11-4-3-9(18)5-14(11)22-2/h3-7,12,18-19H,8H2,1-2H3 |
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InChI Key | RYYWWFXWFMYKJM-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as 7-o-methylated isoflavonoids. These are isoflavonoids with methoxy groups attached to the C7 atom of the isoflavonoid backbone. Isoflavonoids are natural products derived from 3-phenylchromen-4-one. |
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Kingdom | Organic compounds |
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Super Class | Phenylpropanoids and polyketides |
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Class | Isoflavonoids |
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Sub Class | O-methylated isoflavonoids |
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Direct Parent | 7-O-methylated isoflavonoids |
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Alternative Parents | |
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Substituents | - 2p-methoxyisoflavonoid-skeleton
- 7-methoxyisoflavonoid-skeleton
- Hydroxyisoflavonoid
- Isoflavanol
- Isoflavanone
- Isoflavan
- Chromone
- Chromane
- Benzopyran
- Methoxyphenol
- 1-benzopyran
- Phenoxy compound
- Anisole
- Methoxybenzene
- Phenol ether
- Aryl ketone
- Aryl alkyl ketone
- Alkyl aryl ether
- 1-hydroxy-2-unsubstituted benzenoid
- 1-hydroxy-4-unsubstituted benzenoid
- Phenol
- Benzenoid
- Monocyclic benzene moiety
- Vinylogous acid
- Ketone
- Organoheterocyclic compound
- Oxacycle
- Ether
- Organooxygen compound
- Hydrocarbon derivative
- Organic oxide
- Organic oxygen compound
- Aromatic heteropolycyclic compound
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Molecular Framework | Aromatic heteropolycyclic compounds |
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External Descriptors | |
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Ontology |
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Physiological effect | Not Available |
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Disposition | |
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Process | Not Available |
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Role | |
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Physical Properties |
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State | Not Available |
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Experimental Molecular Properties | Property | Value | Reference |
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Melting Point | Not Available | Not Available | Boiling Point | Not Available | Not Available | Water Solubility | 62.2 mg/L @ 25 °C (est) | The Good Scents Company Information System | LogP | Not Available | Not Available |
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Experimental Chromatographic Properties | Not Available |
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Predicted Molecular Properties | |
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Predicted Chromatographic Properties | Predicted Collision Cross SectionsPredicted Kovats Retention IndicesUnderivatizedDerivatizedDerivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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Cajanol,1TMS,isomer #1 | COC1=CC2=C(C(=O)C(C3=CC=C(O)C=C3OC)CO2)C(O[Si](C)(C)C)=C1 | 2894.3 | Semi standard non polar | 33892256 | Cajanol,1TMS,isomer #2 | COC1=CC(O)=C2C(=O)C(C3=CC=C(O[Si](C)(C)C)C=C3OC)COC2=C1 | 2848.0 | Semi standard non polar | 33892256 | Cajanol,2TMS,isomer #1 | COC1=CC2=C(C(=O)C(C3=CC=C(O[Si](C)(C)C)C=C3OC)CO2)C(O[Si](C)(C)C)=C1 | 2791.4 | Semi standard non polar | 33892256 | Cajanol,1TBDMS,isomer #1 | COC1=CC2=C(C(=O)C(C3=CC=C(O)C=C3OC)CO2)C(O[Si](C)(C)C(C)(C)C)=C1 | 3146.0 | Semi standard non polar | 33892256 | Cajanol,1TBDMS,isomer #2 | COC1=CC(O)=C2C(=O)C(C3=CC=C(O[Si](C)(C)C(C)(C)C)C=C3OC)COC2=C1 | 3103.4 | Semi standard non polar | 33892256 | Cajanol,2TBDMS,isomer #1 | COC1=CC2=C(C(=O)C(C3=CC=C(O[Si](C)(C)C(C)(C)C)C=C3OC)CO2)C(O[Si](C)(C)C(C)(C)C)=C1 | 3290.4 | Semi standard non polar | 33892256 |
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| GC-MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted GC-MS | Predicted GC-MS Spectrum - Cajanol GC-MS (Non-derivatized) - 70eV, Positive | splash10-000i-0962000000-1f286a9d768f17f227ba | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Cajanol GC-MS (2 TMS) - 70eV, Positive | splash10-006t-5743900000-66dcacacf6409e3d921b | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Cajanol GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cajanol 10V, Positive-QTOF | splash10-014i-0439000000-9178972eb0df1ac5bbd9 | 2015-04-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cajanol 20V, Positive-QTOF | splash10-014r-0943000000-a6bbc67ee5ad791006a6 | 2015-04-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cajanol 40V, Positive-QTOF | splash10-014r-1910000000-4d36e1a0c0db818e2b5a | 2015-04-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cajanol 10V, Negative-QTOF | splash10-014i-0019000000-bc5ce896443d7ccab549 | 2015-04-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cajanol 20V, Negative-QTOF | splash10-014i-0897000000-c3f885ce66d3c32a9950 | 2015-04-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cajanol 40V, Negative-QTOF | splash10-00xr-8970000000-c9ad7f726a2934c55a66 | 2015-04-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cajanol 10V, Positive-QTOF | splash10-014i-0209000000-ee2b84d4fd0a849d586a | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cajanol 20V, Positive-QTOF | splash10-014m-0902000000-cf023e624af01c6e8958 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cajanol 40V, Positive-QTOF | splash10-014i-0920000000-ee180313b1e9aad8cb5e | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cajanol 10V, Negative-QTOF | splash10-014i-0009000000-57e0edfe40e4094c309a | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cajanol 20V, Negative-QTOF | splash10-016s-0896000000-33081233015da57b7a0c | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cajanol 40V, Negative-QTOF | splash10-014i-0390000000-d3f68146d89e03e730aa | 2021-09-22 | Wishart Lab | View Spectrum |
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General References | - Liu XL, Zhang XJ, Fu YJ, Zu YG, Wu N, Liang L, Efferth T: Cajanol inhibits the growth of Escherichia coli and Staphylococcus aureus by acting on membrane and DNA damage. Planta Med. 2011 Jan;77(2):158-63. doi: 10.1055/s-0030-1250146. Epub 2010 Aug 27. [PubMed:20803417 ]
- (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .
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