| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2021-09-23 19:45:42 UTC |
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| Update Date | 2021-11-15 21:12:11 UTC |
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| HMDB ID | HMDB0302687 |
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| Secondary Accession Numbers | None |
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| Metabolite Identification |
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| Common Name | Longifolene |
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| Description | Longifolene is a member of the class of compounds known as sesquiterpenoids. Sesquiterpenoids are terpenes with three consecutive isoprene units. Longifolene is a sweet, fir needle, and medical tasting compound found in corn, mandarin orange (clementine, tangerine), rosemary, and star anise, which makes longifolene a potential biomarker for the consumption of these food products. Longifolene is the common (or trivial) chemical name of a naturally occurring, oily Liquid hydrocarbon found primarily in the high-boiling fraction of certain pine resins. The name is derived from that of a pine species from which the compound was isolated, Pinus longifolia (obsolete name for Pinus roxburghii Sarg.) Chemically, longifolene is a tricyclic sesquiterpene. This molecule is chiral, and the enantiomer commonly found in pines and other higher plants exhibits a positive optical rotation of +42.73°. The other enantiomer (optical rotation -42.73°) is found in small amounts in certain fungi and liverworts. |
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| Structure | CC12CCCC(C)(C)C3C(CCC13)C2=C InChI=1S/C15H24/c1-10-11-6-7-12-13(11)14(2,3)8-5-9-15(10,12)4/h11-13H,1,5-9H2,2-4H3 |
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| Synonyms | Not Available |
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| Chemical Formula | C15H24 |
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| Average Molecular Weight | 204.357 |
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| Monoisotopic Molecular Weight | 204.187800773 |
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| IUPAC Name | 3,3,7-trimethyl-8-methylidenetricyclo[5.4.0.0²,⁹]undecane |
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| Traditional Name | longifolene |
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| CAS Registry Number | Not Available |
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| SMILES | CC12CCCC(C)(C)C3C(CCC13)C2=C |
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| InChI Identifier | InChI=1S/C15H24/c1-10-11-6-7-12-13(11)14(2,3)8-5-9-15(10,12)4/h11-13H,1,5-9H2,2-4H3 |
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| InChI Key | PDSNLYSELAIEBU-UHFFFAOYSA-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 | - Longifolane or isolongifolane sesquiterpenoid
- Sesquiterpenoid
- Branched unsaturated hydrocarbon
- Polycyclic hydrocarbon
- Cyclic olefin
- Unsaturated aliphatic hydrocarbon
- Unsaturated hydrocarbon
- Olefin
- Hydrocarbon
- Aliphatic homopolycyclic compound
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| Molecular Framework | Aliphatic homopolycyclic 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 | | Property | Value | Reference |
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| Melting Point | Not Available | 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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| Predicted by Siyang on May 30, 2022 | 20.7251 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.2 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 2612.4 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 754.4 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 270.2 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 413.1 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 483.1 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 788.7 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 | 915.9 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 156.5 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1647.8 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 513.2 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 | 1689.0 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 612.2 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 534.7 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 566.5 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 694.0 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 | 8.9 seconds | 40023050 |
Predicted Kovats Retention IndicesNot Available |
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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 - Longifolene GC-MS (Non-derivatized) - 70eV, Positive | splash10-01s9-2900000000-035dbcf027d0dfba677b | 2017-07-27 | Wishart Lab | View Spectrum | | MS | Mass Spectrum (Electron Ionization) | splash10-0a4l-9800000000-39919bcbac1cbe903234 | 2015-03-01 | Not Available | 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 - Longifolene 10V, Positive-QTOF | splash10-0a4i-0090000000-8be5b82f1970df5d0fba | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Longifolene 20V, Positive-QTOF | splash10-0a4i-1390000000-5b0723496471550d90fb | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Longifolene 40V, Positive-QTOF | splash10-00n0-8900000000-96000d2a703ee43023ea | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Longifolene 10V, Negative-QTOF | splash10-0udi-0090000000-d8dbe2f117875c63d9b7 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Longifolene 20V, Negative-QTOF | splash10-0udi-0090000000-b23a97fc2ece08b93c5d | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Longifolene 40V, Negative-QTOF | splash10-000i-1900000000-023300ca2a969c85df78 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Longifolene 10V, Positive-QTOF | splash10-0a4i-0190000000-957001643af974296779 | 2021-10-21 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Longifolene 20V, Positive-QTOF | splash10-05fr-4940000000-08e8b30216bee8b9d0b7 | 2021-10-21 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Longifolene 40V, Positive-QTOF | splash10-006x-6900000000-2057ea9054379c9d846d | 2021-10-21 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Longifolene 10V, Negative-QTOF | splash10-0udi-0090000000-7ccf03fa1149a1e9f55f | 2021-10-21 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Longifolene 20V, Negative-QTOF | splash10-0udi-0090000000-7ccf03fa1149a1e9f55f | 2021-10-21 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Longifolene 40V, Negative-QTOF | splash10-0udi-0090000000-6efb1ac8bbe4b57b1ab9 | 2021-10-21 | Wishart Lab | View Spectrum |
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