| 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 23:29:41 UTC |
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| Update Date | 2022-03-07 02:55:40 UTC |
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| HMDB ID | HMDB0038215 |
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| Secondary Accession Numbers | - HMDB0013693
- HMDB13693
- HMDB38215
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| Metabolite Identification |
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| Common Name | alpha-Sinensal |
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| Description | alpha-Sinensal, also known as α-sinensal or (2E,6E,9E)-2,6,10-trimethyl-2,6,9,11-dodecatetraenal, is a member of the class of compounds known as sesquiterpenoids. Sesquiterpenoids are terpenes with three consecutive isoprene units. alpha-Sinensal is practically insoluble (in water) and an extremely weak basic (essentially neutral) compound (based on its pKa). alpha-Sinensal is a constituent of orange oil. It plays an important role in the overall flavour and aroma of orange fruit. |
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| Structure | C\C(CC\C=C(/C)C=O)=C/C\C=C(/C)C=C InChI=1S/C15H22O/c1-5-13(2)8-6-9-14(3)10-7-11-15(4)12-16/h5,8-9,11-12H,1,6-7,10H2,2-4H3/b13-8+,14-9+,15-11+ |
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| Synonyms | | Value | Source |
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| a-Sinensal | Generator | | Α-sinensal | Generator | | (2E,6E,9E)-2,6,10-Trimethyl-2,6,9,11-dodecatetraenal | HMDB | | (e,e,e)-2,6,10-Trimethyldodeca-2,6,9,11-tetraen-1-al | HMDB | | 2,6,10-Trimethyl-(2E,6E,9E)-2,6,9,11-dodecatetraenal | HMDB | | 2,6,10-Trimethyl-(e,e,e)-2,6,9,11-dodecatetraenal | HMDB | | 2,6,10-Trimethyl-2,6,9,11-dodecatetraenal | HMDB | | alpha-Sinensal | HMDB |
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| Chemical Formula | C15H22O |
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| Average Molecular Weight | 218.34 |
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| Monoisotopic Molecular Weight | 218.167065328 |
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| IUPAC Name | (2E,6E,9E)-2,6,10-trimethyldodeca-2,6,9,11-tetraenal |
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| Traditional Name | α-sinensal |
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| CAS Registry Number | 17909-77-2 |
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| SMILES | C\C(CC\C=C(/C)C=O)=C/C\C=C(/C)C=C |
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| InChI Identifier | InChI=1S/C15H22O/c1-5-13(2)8-6-9-14(3)10-7-11-15(4)12-16/h5,8-9,11-12H,1,6-7,10H2,2-4H3/b13-8+,14-9+,15-11+ |
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| InChI Key | PFSTYGCNVAVZBK-JQGMZEBDSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as sesquiterpenoids. These are terpenes with three consecutive isoprene units. |
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| Kingdom | Organic compounds |
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| Super Class | Lipids and lipid-like molecules |
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| Class | Prenol lipids |
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| Sub Class | Sesquiterpenoids |
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| Direct Parent | Sesquiterpenoids |
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| Alternative Parents | |
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| Substituents | - Farsesane sesquiterpenoid
- Sesquiterpenoid
- Medium-chain aldehyde
- Enal
- Alpha,beta-unsaturated aldehyde
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Carbonyl group
- Aldehyde
- Aliphatic acyclic compound
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| Molecular Framework | Aliphatic acyclic compounds |
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| External Descriptors | |
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| Ontology |
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| Physiological effect | |
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| Disposition | |
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| Process | Not Available |
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| Role | Not Available |
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| Physical Properties |
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| State | Not Available |
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| Experimental Molecular Properties | |
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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. | 8.52 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 18.9113 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.3 minutes | 32390414 | | AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 27.5 seconds | 40023050 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 2568.7 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 577.6 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 233.3 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 378.2 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 119.0 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 685.8 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 | 778.1 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 74.5 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1656.9 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 605.0 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 | 1191.0 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 606.1 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 410.8 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 345.0 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 596.8 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 | 8.0 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatized |
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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 - alpha-Sinensal GC-MS (Non-derivatized) - 70eV, Positive | splash10-0udl-9630000000-44fc0ab88fd372513051 | 2017-07-27 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - alpha-Sinensal GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - alpha-Sinensal 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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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - alpha-Sinensal 10V, Positive-QTOF | splash10-014i-3590000000-5eff757743c8c1ad43ca | 2017-06-28 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - alpha-Sinensal 20V, Positive-QTOF | splash10-0gc0-9720000000-4c5c846303f21f30b570 | 2017-06-28 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - alpha-Sinensal 40V, Positive-QTOF | splash10-0udi-9100000000-a33955da910d70157f2e | 2017-06-28 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - alpha-Sinensal 10V, Negative-QTOF | splash10-014i-0090000000-70cf9ab627666ef51adf | 2017-06-28 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - alpha-Sinensal 20V, Negative-QTOF | splash10-014i-1290000000-ef81e35e2dea73f32699 | 2017-06-28 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - alpha-Sinensal 40V, Negative-QTOF | splash10-0pbi-9820000000-f920da939dd7d7f44d51 | 2017-06-28 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - alpha-Sinensal 10V, Positive-QTOF | splash10-02u0-5910000000-948d6ab8a9b9a963d81a | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - alpha-Sinensal 20V, Positive-QTOF | splash10-052f-9500000000-2527dc92fcb7c9f17055 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - alpha-Sinensal 40V, Positive-QTOF | splash10-054o-9200000000-107c1c1b69f678dd2e4f | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - alpha-Sinensal 10V, Negative-QTOF | splash10-014i-0890000000-3a3db1e2c2c2b7999336 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - alpha-Sinensal 20V, Negative-QTOF | splash10-01bi-2930000000-b1d4d2bb9e84aac665fa | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - alpha-Sinensal 40V, Negative-QTOF | splash10-082i-3900000000-6d208aa38d4b4c1be98d | 2021-09-22 | Wishart Lab | View Spectrum |
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