| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2007-05-23 16:01:42 UTC |
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| Update Date | 2022-03-07 02:49:32 UTC |
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| HMDB ID | HMDB0006560 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | Tachysterol 3 |
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| Description | Tachysterol 3 is a normal human secosterooid metabolite from the class of vitamin D3 photoisomer derivatives. It is synthesized from 7-Dehydrocholesterol in the epidermis in response to ultraviolet irradiation. When human skin is exposed to ultraviolet radiation, epidermal 7-dehydrocholesterol is converted to previtamin D, and during prolonged exposure, the synthesis of previtamin D3 reaches a plateau at about 10 to 15 percent of the original 7-dehydrocholesterol content, and previtamin D3 is photoisomerized to two biologically inert isomers and tachysterol 3 is one of them (the other one being lumisterol 3). Therefore, tachysterol is a metabolite to chronic exposure to sunlight. Tachysterol 3, as well as other photoisomers of vitamin D3 and previtamin D3 has been demonstrated to have inhibited keratinocyte proliferation. Thus, sunlight provides vitamin D3 photoproducts that may act directly to regulate epidermal proliferation and differentiation under physiologic conditions. (PMID 6256855 , 10876100 ). |
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| Structure | CC(C)CCC[C@@H](C)[C@@]1([H])CC[C@@]2([H])C(=CCC[C@]12C)\C=C\C1=C(C)CC[C@H](O)C1 InChI=1S/C27H44O/c1-19(2)8-6-9-21(4)25-15-16-26-22(10-7-17-27(25,26)5)12-13-23-18-24(28)14-11-20(23)3/h10,12-13,19,21,24-26,28H,6-9,11,14-18H2,1-5H3/b13-12+/t21-,24+,25-,26+,27-/m1/s1 |
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| Synonyms | | Value | Source |
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| (3beta,6E)-9,10-Secocholesta-5(10),6,8-trien-3-ol | ChEBI | | (6E)-(3S)-9,10-Seco-5(10),6,8-cholestatrien-3-ol | ChEBI | | (6E)-9,10-Secocholesta-5(10),6,8-trien-3beta-ol | ChEBI | | (6E)-Tacalciol | ChEBI | | Tacalciol | ChEBI | | Tachysterol3 | ChEBI | | (3b,6E)-9,10-Secocholesta-5(10),6,8-trien-3-ol | Generator | | (3Β,6E)-9,10-secocholesta-5(10),6,8-trien-3-ol | Generator | | (6E)-9,10-Secocholesta-5(10),6,8-trien-3b-ol | Generator | | (6E)-9,10-Secocholesta-5(10),6,8-trien-3β-ol | Generator | | Tachysterol_3 | HMDB | | 1,25-Dihydroxy-3-epi-19-nor-previtamin D3 | MeSH, HMDB | | 14-Epi-19-nortachysterol | MeSH, HMDB | | Previtamin D(3) | MeSH, HMDB | | Previtamin D(3), (3alpha,6Z)-isomer | MeSH, HMDB | | Tachysterol(3) | MeSH, HMDB | | Previtamin D(3), (3beta,6E)-isomer | MeSH, HMDB | | Previtamin D3 | MeSH, HMDB | | Precholecalciferol | MeSH, HMDB | | Precalciferol | MeSH, HMDB | | Tachysterol 3 | MeSH |
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| Chemical Formula | C27H44O |
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| Average Molecular Weight | 384.6377 |
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| Monoisotopic Molecular Weight | 384.33921603 |
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| IUPAC Name | (1S)-3-[(E)-2-[(1R,3aR,7aR)-7a-methyl-1-[(2R)-6-methylheptan-2-yl]-2,3,3a,6,7,7a-hexahydro-1H-inden-4-yl]ethenyl]-4-methylcyclohex-3-en-1-ol |
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| Traditional Name | tachysterol3 |
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| CAS Registry Number | 17592-07-3 |
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| SMILES | CC(C)CCC[C@@H](C)[C@@]1([H])CC[C@@]2([H])C(=CCC[C@]12C)\C=C\C1=C(C)CC[C@H](O)C1 |
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| InChI Identifier | InChI=1S/C27H44O/c1-19(2)8-6-9-21(4)25-15-16-26-22(10-7-17-27(25,26)5)12-13-23-18-24(28)14-11-20(23)3/h10,12-13,19,21,24-26,28H,6-9,11,14-18H2,1-5H3/b13-12+/t21-,24+,25-,26+,27-/m1/s1 |
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| InChI Key | YUGCAAVRZWBXEQ-FMCTZRJNSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as vitamin d and derivatives. Vitamin D and derivatives are compounds containing a secosteroid backbone, usually secoergostane or secocholestane. |
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| Kingdom | Organic compounds |
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| Super Class | Lipids and lipid-like molecules |
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| Class | Steroids and steroid derivatives |
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| Sub Class | Vitamin D and derivatives |
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| Direct Parent | Vitamin D and derivatives |
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| Alternative Parents | |
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| Substituents | - Triterpenoid
- Secondary alcohol
- Organic oxygen compound
- Hydrocarbon derivative
- Organooxygen compound
- Alcohol
- 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 | Not Available |
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| Disposition | |
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| Process | |
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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 | 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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| 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. | 9.34 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 30.1472 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.6 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 3827.0 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 965.1 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 355.6 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 483.8 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 690.2 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 1388.1 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 | 1216.8 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 105.7 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 2545.6 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 805.9 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 | 2386.6 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 924.2 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 643.3 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 459.8 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 880.9 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 | 9.1 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized |
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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 - Tachysterol 3 GC-MS (Non-derivatized) - 70eV, Positive | splash10-0aou-3029000000-a763d8761e43e391b03a | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Tachysterol 3 GC-MS (1 TMS) - 70eV, Positive | splash10-0006-8207900000-5e6f5c8698fcd5e9bbd8 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Tachysterol 3 GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Tachysterol 3 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 - Tachysterol 3 10V, Positive-QTOF | splash10-014r-0129000000-015a6d1d725487e37f53 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Tachysterol 3 20V, Positive-QTOF | splash10-0ab9-4796000000-6e3f939ebe58c4a08def | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Tachysterol 3 40V, Positive-QTOF | splash10-0a4i-9268000000-37051f03d804993ffff4 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Tachysterol 3 10V, Negative-QTOF | splash10-001i-0009000000-8ff4cced50a3c638abba | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Tachysterol 3 20V, Negative-QTOF | splash10-001i-0009000000-6c4d19908d24b76afd02 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Tachysterol 3 40V, Negative-QTOF | splash10-066r-1139000000-5cbc7e24c55d3a387d1d | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Tachysterol 3 10V, Negative-QTOF | splash10-001i-0009000000-4d7a5f3b63c0fb62f1d7 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Tachysterol 3 20V, Negative-QTOF | splash10-001i-0009000000-f6aaa09c488a652fefd4 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Tachysterol 3 40V, Negative-QTOF | splash10-001i-1249000000-73f138164424c30c61f0 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Tachysterol 3 10V, Positive-QTOF | splash10-0ap0-0269000000-5f5e9ae9309d1b41b38d | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Tachysterol 3 20V, Positive-QTOF | splash10-0ac9-9788000000-f8ee07f6c9798b518324 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Tachysterol 3 40V, Positive-QTOF | splash10-07m4-7940000000-ee1e441ab9c77e93bb16 | 2021-09-24 | Wishart Lab | View Spectrum |
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