| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2009-04-06 16:20:22 UTC |
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| Update Date | 2022-03-07 02:51:21 UTC |
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| HMDB ID | HMDB0012169 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol |
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| Description | 4alpha-formyl-5alpha-cholesta-8-en-3beta-ol is a 3-beta-hydroxysterol that is an intermediate in cholesterol biosynthesis II (via 24,25-dihydrolanosterol). It is a substrate for C-4 methyl sterol oxidase (SC4MOL) and can be generated from the enzymatic oxidation of 4alpha-hydroxymethyl-5alpha-cholesta-8-en-3beta-ol or from the enzymatic reduction of 4alpha-carboxy-5alpha-cholesta-8-en-3beta-ol. The sequence of reactions and the types of intermediates in cholesterol biosynthesis II (via 24,25-dihydrolanosterol) may vary. Alternate routes exist because reduction of the carbon 24,25 double bond on the hydrocarbon side chain of the sterol ring structure by sterol delta24-reductase can occur at multiple points in the pathway, giving rise to different intermediates. These intermediates, with or without a double bond in the hydrocarbon side chain, can serve as substrates for the other enzymes in the pathway. |
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| Structure | CC(C)CCCC(C)C1CCC2C3=C(CC[C@]12C)[C@@]1(C)CC[C@H](O)[C@@H](C=O)C1CC3 InChI=1S/C28H46O2/c1-18(2)7-6-8-19(3)22-11-12-23-20-9-10-24-21(17-29)26(30)14-16-28(24,5)25(20)13-15-27(22,23)4/h17-19,21-24,26,30H,6-16H2,1-5H3/t19?,21-,22?,23?,24?,26-,27+,28-/m0/s1 |
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| Synonyms | | Value | Source |
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| 4a-Formyl-5a-cholesta-8-en-3b-ol | Generator | | 4Α-formyl-5α-cholesta-8-en-3β-ol | Generator | | 4a-Formyl-5a-cholesta-8-en-3beta-ol | HMDB | | 4alpha-Formyl-5alpha-cholesta-8-en-3b-ol | HMDB |
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| Chemical Formula | C28H46O2 |
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| Average Molecular Weight | 414.6636 |
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| Monoisotopic Molecular Weight | 414.349780716 |
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| IUPAC Name | (2S,5S,6S,15R)-5-hydroxy-2,15-dimethyl-14-(6-methylheptan-2-yl)tetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-1(10)-ene-6-carbaldehyde |
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| Traditional Name | (2S,5S,6S,15R)-5-hydroxy-2,15-dimethyl-14-(6-methylheptan-2-yl)tetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-1(10)-ene-6-carbaldehyde |
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| CAS Registry Number | Not Available |
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| SMILES | CC(C)CCCC(C)C1CCC2C3=C(CC[C@]12C)[C@@]1(C)CC[C@H](O)[C@@H](C=O)C1CC3 |
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| InChI Identifier | InChI=1S/C28H46O2/c1-18(2)7-6-8-19(3)22-11-12-23-20-9-10-24-21(17-29)26(30)14-16-28(24,5)25(20)13-15-27(22,23)4/h17-19,21-24,26,30H,6-16H2,1-5H3/t19?,21-,22?,23?,24?,26-,27+,28-/m0/s1 |
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| InChI Key | MHYWFGFPMGLYBL-GYISYUOESA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as cholesterols and derivatives. Cholesterols and derivatives are compounds containing a 3-hydroxylated cholestane core. |
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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 | Cholestane steroids |
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| Direct Parent | Cholesterols and derivatives |
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| Alternative Parents | |
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| Substituents | - Cholesterol-skeleton
- 3-beta-hydroxysteroid
- Hydroxysteroid
- 3-hydroxysteroid
- Cyclic alcohol
- Secondary alcohol
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Carbonyl group
- Aldehyde
- Alcohol
- Aliphatic homopolycyclic compound
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| Molecular Framework | Aliphatic homopolycyclic 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 | |
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| Role | Not Available |
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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. | 9.53 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 25.0664 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.17 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 3498.0 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 696.1 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 303.1 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 274.2 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 629.5 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 1134.8 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 | 1150.8 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 105.8 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 2000.7 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 681.8 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 | 2177.7 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 723.8 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 589.6 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 319.6 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 672.1 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 | 8.6 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol,1TMS,isomer #1 | CC(C)CCCC(C)C1CCC2C3=C(CC[C@@]21C)[C@@]1(C)CC[C@H](O[Si](C)(C)C)[C@@H](C=O)C1CC3 | 3391.2 | Semi standard non polar | 33892256 | | 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol,1TMS,isomer #2 | CC(C)CCCC(C)C1CCC2C3=C(CC[C@@]21C)[C@@]1(C)CC[C@H](O)C(=CO[Si](C)(C)C)C1CC3 | 3362.4 | Semi standard non polar | 33892256 | | 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol,2TMS,isomer #1 | CC(C)CCCC(C)C1CCC2C3=C(CC[C@@]21C)[C@@]1(C)CC[C@H](O[Si](C)(C)C)C(=CO[Si](C)(C)C)C1CC3 | 3408.9 | Semi standard non polar | 33892256 | | 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol,2TMS,isomer #1 | CC(C)CCCC(C)C1CCC2C3=C(CC[C@@]21C)[C@@]1(C)CC[C@H](O[Si](C)(C)C)C(=CO[Si](C)(C)C)C1CC3 | 3354.9 | Standard non polar | 33892256 | | 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol,2TMS,isomer #1 | CC(C)CCCC(C)C1CCC2C3=C(CC[C@@]21C)[C@@]1(C)CC[C@H](O[Si](C)(C)C)C(=CO[Si](C)(C)C)C1CC3 | 3580.6 | Standard polar | 33892256 | | 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol,1TBDMS,isomer #1 | CC(C)CCCC(C)C1CCC2C3=C(CC[C@@]21C)[C@@]1(C)CC[C@H](O[Si](C)(C)C(C)(C)C)[C@@H](C=O)C1CC3 | 3621.9 | Semi standard non polar | 33892256 | | 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol,1TBDMS,isomer #2 | CC(C)CCCC(C)C1CCC2C3=C(CC[C@@]21C)[C@@]1(C)CC[C@H](O)C(=CO[Si](C)(C)C(C)(C)C)C1CC3 | 3600.9 | Semi standard non polar | 33892256 | | 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol,2TBDMS,isomer #1 | CC(C)CCCC(C)C1CCC2C3=C(CC[C@@]21C)[C@@]1(C)CC[C@H](O[Si](C)(C)C(C)(C)C)C(=CO[Si](C)(C)C(C)(C)C)C1CC3 | 3863.5 | Semi standard non polar | 33892256 | | 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol,2TBDMS,isomer #1 | CC(C)CCCC(C)C1CCC2C3=C(CC[C@@]21C)[C@@]1(C)CC[C@H](O[Si](C)(C)C(C)(C)C)C(=CO[Si](C)(C)C(C)(C)C)C1CC3 | 3847.5 | Standard non polar | 33892256 | | 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol,2TBDMS,isomer #1 | CC(C)CCCC(C)C1CCC2C3=C(CC[C@@]21C)[C@@]1(C)CC[C@H](O[Si](C)(C)C(C)(C)C)C(=CO[Si](C)(C)C(C)(C)C)C1CC3 | 3789.2 | Standard 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 - 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol GC-MS (Non-derivatized) - 70eV, Positive | splash10-03ds-1009000000-6eb86c9a3034173c252f | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol GC-MS (1 TMS) - 70eV, Positive | splash10-0229-3005900000-bfdfcd101abbb675ff08 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol 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 - 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol 10V, Positive-QTOF | splash10-00kb-0009400000-7ec89c963d8bf4c4eeb3 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol 20V, Positive-QTOF | splash10-05ot-4129100000-fd56fb0aab18b84544ee | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol 40V, Positive-QTOF | splash10-0ap3-5139000000-66a2587d60a6f3e846f8 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol 10V, Negative-QTOF | splash10-03di-0003900000-5d87f50095cc7fa132fa | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol 20V, Negative-QTOF | splash10-03di-0008900000-d532696886b27a754330 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol 40V, Negative-QTOF | splash10-014j-1009000000-51cd56647cb59faff1f2 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol 10V, Positive-QTOF | splash10-014j-0009400000-15a572c1bb186f6c7ce5 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol 20V, Positive-QTOF | splash10-00ke-2039100000-2d308d8de7753eb2c6f3 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol 40V, Positive-QTOF | splash10-05ai-9002000000-00c8a2f323bada0235db | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol 10V, Negative-QTOF | splash10-03di-0002900000-44587844a2c318dc9941 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol 20V, Negative-QTOF | splash10-03di-0003900000-e02c42c72cf77c8a7ada | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4alpha-Formyl-5alpha-cholesta-8-en-3beta-ol 40V, Negative-QTOF | splash10-014r-0009000000-2258a326fe4c50d286bd | 2021-09-24 | Wishart Lab | View Spectrum |
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