| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2006-08-13 09:27:14 UTC |
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| Update Date | 2022-03-07 02:49:20 UTC |
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| HMDB ID | HMDB0004035 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | 22b-Hydroxycholesterol |
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| Description | 22b-Hydroxycholesterol, also known as cholest-5-en-3b,22R-diol or 22(R)OH cholesterol, belongs to the class of organic compounds known as dihydroxy bile acids, alcohols and derivatives. Dihydroxy bile acids, alcohols and derivatives are compounds containing or derived from a bile acid or alcohol, and which bears exactly two carboxylic acid groups. Thus, 22b-hydroxycholesterol is considered to be a sterol lipid molecule. 22b-Hydroxycholesterol is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral. |
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| Structure | [H][C@@]12CC[C@H]([C@H](C)[C@H](O)CCC(C)C)[C@@]1(C)CC[C@@]1([H])[C@@]2([H])CC=C2C[C@@H](O)CC[C@]12C InChI=1S/C27H46O2/c1-17(2)6-11-25(29)18(3)22-9-10-23-21-8-7-19-16-20(28)12-14-26(19,4)24(21)13-15-27(22,23)5/h7,17-18,20-25,28-29H,6,8-16H2,1-5H3/t18-,20-,21-,22+,23-,24-,25+,26-,27+/m0/s1 |
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| Synonyms | | Value | Source |
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| (3beta,22R)-Cholest-5-ene-3,22-diol | ChEBI | | 22beta-Hydroxycholesterol | ChEBI | | 22R-Hydroxycholesterol | ChEBI | | Cholest-5-en-3beta,22R-diol | ChEBI | | (22R)-22-Hydroxycholesterol | Kegg | | (3b,22R)-Cholest-5-ene-3,22-diol | Generator | | (3Β,22R)-cholest-5-ene-3,22-diol | Generator | | 22Β-hydroxycholesterol | Generator | | Cholest-5-en-3b,22R-diol | Generator | | Cholest-5-en-3β,22R-diol | Generator | | 22-Hydroxycholesterol, (3beta,20R,22R)-isomer | HMDB | | 22-Hydroxycholesterol, (3beta,20R,22S)-isomer | HMDB | | Cholest-5-ene-3beta,22-diol | HMDB | | 22(R)-Hydroxycholesterol | HMDB | | 22-Hydroxycholesterol, (3beta,22S)-isomer | HMDB | | 22(R)OH Cholesterol | HMDB | | 22-Hydroxycholesterol | HMDB | | 22-Hydroxycholesterol, (3beta,22R)-isomer | HMDB | | 22S-Hydroxycholesterol | HMDB |
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| Chemical Formula | C27H46O2 |
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| Average Molecular Weight | 402.6529 |
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| Monoisotopic Molecular Weight | 402.349780716 |
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| IUPAC Name | (1S,2R,5S,10S,11S,14R,15S)-14-[(2S,3R)-3-hydroxy-6-methylheptan-2-yl]-2,15-dimethyltetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-7-en-5-ol |
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| Traditional Name | 22R-hydroxycholesterol |
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| CAS Registry Number | 22348-64-7 |
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| SMILES | [H][C@@]12CC[C@H]([C@H](C)[C@H](O)CCC(C)C)[C@@]1(C)CC[C@@]1([H])[C@@]2([H])CC=C2C[C@@H](O)CC[C@]12C |
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| InChI Identifier | InChI=1S/C27H46O2/c1-17(2)6-11-25(29)18(3)22-9-10-23-21-8-7-19-16-20(28)12-14-26(19,4)24(21)13-15-27(22,23)5/h7,17-18,20-25,28-29H,6,8-16H2,1-5H3/t18-,20-,21-,22+,23-,24-,25+,26-,27+/m0/s1 |
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| InChI Key | RZPAXNJLEKLXNO-GFKLAVDKSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as dihydroxy bile acids, alcohols and derivatives. Dihydroxy bile acids, alcohols and derivatives are compounds containing or derived from a bile acid or alcohol, and which bears exactly two carboxylic acid groups. |
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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 | Bile acids, alcohols and derivatives |
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| Direct Parent | Dihydroxy bile acids, alcohols and derivatives |
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| Alternative Parents | |
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| Substituents | - Cholesterol
- Cholesterol-skeleton
- Cholestane-skeleton
- Dihydroxy bile acid, alcohol, or derivatives
- 22-hydroxysteroid
- Hydroxysteroid
- 3-hydroxy-delta-5-steroid
- 3-beta-hydroxysteroid
- 3-hydroxysteroid
- 3-beta-hydroxy-delta-5-steroid
- Delta-5-steroid
- Cyclic alcohol
- Secondary alcohol
- Organooxygen compound
- Hydrocarbon derivative
- Organic oxygen 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 | Experimental Collision Cross Sections |
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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. | 8.59 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 21.4378 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.59 minutes | 32390414 | | AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 48.0 seconds | 40023050 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 3357.6 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 517.9 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 266.3 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 206.5 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 592.3 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 992.4 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 | 908.2 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 96.8 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1669.6 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 633.4 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 | 1955.9 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 564.0 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 545.9 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 216.5 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 545.3 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 | 8.4 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| 22b-Hydroxycholesterol,1TMS,isomer #1 | CC(C)CC[C@@H](O[Si](C)(C)C)[C@@H](C)[C@H]1CC[C@H]2[C@@H]3CC=C4C[C@@H](O)CC[C@]4(C)[C@H]3CC[C@@]21C | 3351.7 | Semi standard non polar | 33892256 | | 22b-Hydroxycholesterol,1TMS,isomer #2 | CC(C)CC[C@@H](O)[C@@H](C)[C@H]1CC[C@H]2[C@@H]3CC=C4C[C@@H](O[Si](C)(C)C)CC[C@]4(C)[C@H]3CC[C@@]21C | 3351.7 | Semi standard non polar | 33892256 | | 22b-Hydroxycholesterol,2TMS,isomer #1 | CC(C)CC[C@@H](O[Si](C)(C)C)[C@@H](C)[C@H]1CC[C@H]2[C@@H]3CC=C4C[C@@H](O[Si](C)(C)C)CC[C@]4(C)[C@H]3CC[C@@]21C | 3354.8 | Semi standard non polar | 33892256 | | 22b-Hydroxycholesterol,1TBDMS,isomer #1 | CC(C)CC[C@@H](O[Si](C)(C)C(C)(C)C)[C@@H](C)[C@H]1CC[C@H]2[C@@H]3CC=C4C[C@@H](O)CC[C@]4(C)[C@H]3CC[C@@]21C | 3603.8 | Semi standard non polar | 33892256 | | 22b-Hydroxycholesterol,1TBDMS,isomer #2 | CC(C)CC[C@@H](O)[C@@H](C)[C@H]1CC[C@H]2[C@@H]3CC=C4C[C@@H](O[Si](C)(C)C(C)(C)C)CC[C@]4(C)[C@H]3CC[C@@]21C | 3574.9 | Semi standard non polar | 33892256 | | 22b-Hydroxycholesterol,2TBDMS,isomer #1 | CC(C)CC[C@@H](O[Si](C)(C)C(C)(C)C)[C@@H](C)[C@H]1CC[C@H]2[C@@H]3CC=C4C[C@@H](O[Si](C)(C)C(C)(C)C)CC[C@]4(C)[C@H]3CC[C@@]21C | 3850.4 | Semi standard non polar | 33892256 |
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| General References | - Haidar B, Denis M, Marcil M, Krimbou L, Genest J Jr: Apolipoprotein A-I activates cellular cAMP signaling through the ABCA1 transporter. J Biol Chem. 2004 Mar 12;279(11):9963-9. Epub 2003 Dec 29. [PubMed:14701824 ]
- Yao ZX, Brown RC, Teper G, Greeson J, Papadopoulos V: 22R-Hydroxycholesterol protects neuronal cells from beta-amyloid-induced cytotoxicity by binding to beta-amyloid peptide. J Neurochem. 2002 Dec;83(5):1110-9. [PubMed:12437582 ]
- Matsuzaki J, Tsuji T, Imazeki I, Ikeda H, Nishimura T: Immunosteroid as a regulator for Th1/Th2 balance: its possible role in autoimmune diseases. Autoimmunity. 2005 Aug;38(5):369-75. [PubMed:16227152 ]
- Tuckey RC: Cholesterol side-chain cleavage by mitochondria from the human placenta. Studies using hydroxycholesterols as substrates. J Steroid Biochem Mol Biol. 1992 Sep;42(8):883-90. [PubMed:1525048 ]
- Hanley K, Ng DC, He SS, Lau P, Min K, Elias PM, Bikle DD, Mangelsdorf DJ, Williams ML, Feingold KR: Oxysterols induce differentiation in human keratinocytes and increase Ap-1-dependent involucrin transcription. J Invest Dermatol. 2000 Mar;114(3):545-53. [PubMed:10692116 ]
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