| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2012-09-12 00:10:33 UTC |
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| Update Date | 2022-03-07 02:55:56 UTC |
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| HMDB ID | HMDB0038828 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | Pyrafoline D |
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| Description | Pyrafoline D belongs to the class of organic compounds known as carbazoles. Carbazoles are compounds containing a three ring system containing a pyrrole ring fused on either side to a benzene ring. Pyrafoline D has been detected, but not quantified in, herbs and spices. This could make pyrafoline D a potential biomarker for the consumption of these foods. Based on a literature review very few articles have been published on Pyrafoline D. |
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| Structure | CC(C)=CCCC1(C)OC2=C(C=C1)C1=C(C=C2)C2=C(N1)C=C(O)C(C)=C2 InChI=1S/C23H25NO2/c1-14(2)6-5-10-23(4)11-9-17-21(26-23)8-7-16-18-12-15(3)20(25)13-19(18)24-22(16)17/h6-9,11-13,24-25H,5,10H2,1-4H3 |
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| Synonyms | | Value | Source |
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| Isomahanine | HMDB | | Pyrayafoline D | HMDB | | Bisisomahanine | MeSH | | Mahanine | MeSH |
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| Chemical Formula | C23H25NO2 |
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| Average Molecular Weight | 347.4501 |
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| Monoisotopic Molecular Weight | 347.188529049 |
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| IUPAC Name | 3,8-dimethyl-3-(4-methylpent-3-en-1-yl)-3H,11H-pyrano[3,2-a]carbazol-9-ol |
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| Traditional Name | 3,8-dimethyl-3-(4-methylpent-3-en-1-yl)-11H-pyrano[3,2-a]carbazol-9-ol |
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| CAS Registry Number | 138876-26-3 |
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| SMILES | CC(C)=CCCC1(C)OC2=C(C=C1)C1=C(C=C2)C2=C(N1)C=C(O)C(C)=C2 |
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| InChI Identifier | InChI=1S/C23H25NO2/c1-14(2)6-5-10-23(4)11-9-17-21(26-23)8-7-16-18-12-15(3)20(25)13-19(18)24-22(16)17/h6-9,11-13,24-25H,5,10H2,1-4H3 |
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| InChI Key | WWXYBSVWYPHUPZ-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as carbazoles. Carbazoles are compounds containing a three ring system containing a pyrrole ring fused on either side to a benzene ring. |
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| Kingdom | Organic compounds |
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| Super Class | Organoheterocyclic compounds |
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| Class | Indoles and derivatives |
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| Sub Class | Carbazoles |
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| Direct Parent | Carbazoles |
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| Alternative Parents | |
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| Substituents | - Carbazole
- Benzopyran
- 1-benzopyran
- Hydroxyindole
- Indole
- Alkyl aryl ether
- 1-hydroxy-2-unsubstituted benzenoid
- Benzenoid
- Heteroaromatic compound
- Pyrrole
- Oxacycle
- Azacycle
- Ether
- Hydrocarbon derivative
- Organic oxygen compound
- Organooxygen compound
- Organonitrogen compound
- Organic nitrogen compound
- Organopnictogen compound
- Aromatic heteropolycyclic compound
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| Molecular Framework | Aromatic heteropolycyclic compounds |
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| External Descriptors | Not Available |
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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 | Solid |
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| Experimental Molecular Properties | | Property | Value | Reference |
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| Melting Point | 184 °C | Not Available | | Boiling Point | Not Available | Not Available | | Water Solubility | Not Available | Not Available | | 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 Retention Times Underivatized| Chromatographic Method | Retention Time | Reference |
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| Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. Predicted by Afia on May 17, 2022. | 8.24 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 16.5172 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.5 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 2807.7 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 365.0 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 216.8 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 207.9 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 232.0 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 884.6 seconds | 40023050 | | BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid | 702.2 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 81.2 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1390.1 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 643.6 seconds | 40023050 | | UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid | 1599.3 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 605.1 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 415.8 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 330.6 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 317.2 seconds | 40023050 | | Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water | 8.2 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| Pyrafoline D,1TMS,isomer #1 | CC(C)=CCCC1(C)C=CC2=C(C=CC3=C2[NH]C2=CC(O[Si](C)(C)C)=C(C)C=C23)O1 | 3298.3 | Semi standard non polar | 33892256 | | Pyrafoline D,1TMS,isomer #2 | CC(C)=CCCC1(C)C=CC2=C(C=CC3=C2N([Si](C)(C)C)C2=CC(O)=C(C)C=C32)O1 | 3257.0 | Semi standard non polar | 33892256 | | Pyrafoline D,2TMS,isomer #1 | CC(C)=CCCC1(C)C=CC2=C(C=CC3=C2N([Si](C)(C)C)C2=CC(O[Si](C)(C)C)=C(C)C=C32)O1 | 3230.0 | Semi standard non polar | 33892256 | | Pyrafoline D,2TMS,isomer #1 | CC(C)=CCCC1(C)C=CC2=C(C=CC3=C2N([Si](C)(C)C)C2=CC(O[Si](C)(C)C)=C(C)C=C32)O1 | 3048.8 | Standard non polar | 33892256 | | Pyrafoline D,1TBDMS,isomer #1 | CC(C)=CCCC1(C)C=CC2=C(C=CC3=C2[NH]C2=CC(O[Si](C)(C)C(C)(C)C)=C(C)C=C23)O1 | 3504.9 | Semi standard non polar | 33892256 | | Pyrafoline D,1TBDMS,isomer #2 | CC(C)=CCCC1(C)C=CC2=C(C=CC3=C2N([Si](C)(C)C(C)(C)C)C2=CC(O)=C(C)C=C32)O1 | 3339.2 | Semi standard non polar | 33892256 | | Pyrafoline D,2TBDMS,isomer #1 | CC(C)=CCCC1(C)C=CC2=C(C=CC3=C2N([Si](C)(C)C(C)(C)C)C2=CC(O[Si](C)(C)C(C)(C)C)=C(C)C=C32)O1 | 3565.8 | Semi standard non polar | 33892256 | | Pyrafoline D,2TBDMS,isomer #1 | CC(C)=CCCC1(C)C=CC2=C(C=CC3=C2N([Si](C)(C)C(C)(C)C)C2=CC(O[Si](C)(C)C(C)(C)C)=C(C)C=C32)O1 | 3485.3 | Standard non polar | 33892256 |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted GC-MS | Predicted GC-MS Spectrum - Pyrafoline D GC-MS (Non-derivatized) - 70eV, Positive | splash10-001i-9224000000-5e70fce1c1f4a854dad8 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Pyrafoline D GC-MS (1 TMS) - 70eV, Positive | splash10-106r-9032400000-d2c55b7282d149465ac6 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Pyrafoline D GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Pyrafoline D GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Experimental LC-MS/MS | LC-MS/MS Spectrum - Pyrafoline D LC-ESI-qTof , Positive-QTOF | splash10-0a4i-0390000000-05ee89ba1f8ae9db73cc | 2017-09-14 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - Pyrafoline D , positive-QTOF | splash10-03di-0390000000-b5e90aa3935a8bb02406 | 2017-09-14 | HMDB team, MONA | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pyrafoline D 10V, Positive-QTOF | splash10-0002-1029000000-fd381fbd2dfb2319f903 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pyrafoline D 20V, Positive-QTOF | splash10-004j-2192000000-17f738a6cd407f7f7d5f | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pyrafoline D 40V, Positive-QTOF | splash10-0gi1-9870000000-a6fc05080d7a6e0d2000 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pyrafoline D 10V, Negative-QTOF | splash10-0002-0119000000-da6a23837b45c58f2662 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pyrafoline D 20V, Negative-QTOF | splash10-0002-0249000000-1ad12e1d30c2e54b6e6b | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pyrafoline D 40V, Negative-QTOF | splash10-01ox-0941000000-845508c89d56d3ddb570 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pyrafoline D 10V, Positive-QTOF | splash10-0005-0089000000-2c676ba21cd8e0598069 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pyrafoline D 20V, Positive-QTOF | splash10-004j-1095000000-bd869c5ef31e6a9f5511 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pyrafoline D 40V, Positive-QTOF | splash10-03du-2090000000-877163a341b7292d6fac | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pyrafoline D 10V, Negative-QTOF | splash10-0002-0009000000-05ac4a26ff2e3947323e | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pyrafoline D 20V, Negative-QTOF | splash10-000b-0389000000-8e4e3242d0b1c2409162 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pyrafoline D 40V, Negative-QTOF | splash10-03ki-0190000000-d7089b32510469d780b7 | 2021-09-22 | Wishart Lab | View Spectrum |
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