| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2005-11-16 15:48:42 UTC |
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| Update Date | 2022-03-07 02:49:09 UTC |
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| HMDB ID | HMDB0001286 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | 4,4-Dimethyl-5a-cholesta-8,24-dien-3-b-ol |
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| Description | 4,4-Dimethyl-5a-cholesta-8,24-dien-3-b-ol (14-demethyllanosterol) is an intermediate in sterol biosynthesis. In particular, it is an intermediate in the conversion of lanosterol to zymosterol. 4,4-Dimethyl-5a-cholesta-8,24-dien-3-b-ol is a substrate for C-4 methyl sterol oxidase, NAD(P)-dependent steroid dehydrogenase, Cytochrome P450 51A1 and Delta(14)-sterol reductase. |
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| Structure | [H][C@@]12CCC([C@H](C)CCC=C(C)C)[C@@]1(C)CCC1=C2CC[C@@]2([H])C(C)(C)[C@@H](O)CC[C@]12C InChI=1S/C29H48O/c1-19(2)9-8-10-20(3)22-12-13-23-21-11-14-25-27(4,5)26(30)16-18-29(25,7)24(21)15-17-28(22,23)6/h9,20,22-23,25-26,30H,8,10-18H2,1-7H3/t20-,22?,23+,25+,26+,28-,29-/m1/s1 |
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| Synonyms | | Value | Source |
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| (3beta,5alpha)-4,4-Dimethylcholesta-8,24-dien-3-ol | HMDB | | 14-Demethyllanosterol | HMDB | | 4,4-Dimethyl-5 alpha -cholesta-8,24-dien-3 beta -ol | HMDB | | 4,4-Dimethyl-5-alpha-cholesta-(8,24)-dien-3-beta-ol | HMDB | | 4,4-Dimethyl-5-alpha-cholesta-8,24-dien-3-beta-ol | HMDB | | 4,4-Dimethyl-5a-cholesta-8,24-dien-3b-ol | HMDB | | 4,4-Dimethyl-5alpha -cholesta-8,24-dien-3-beta -ol | HMDB | | 4,4-Dimethyl-5alpha-cholest-7-en-3beta-ol | HMDB | | 4,4-Dimethyl-5alpha-cholesta-8,24-dien-3beta-ol | HMDB | | 4,4-Dimethyl-8,24-cholestadienol | HMDB | | 4,4-Dimethylzymosterol | HMDB | | 4,4-Dimethyl-5-alpha-cholesta-(8,24)-dien-3-beta-ol, (3beta)-isomer | HMDB |
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| Chemical Formula | C29H48O |
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| Average Molecular Weight | 412.6908 |
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| Monoisotopic Molecular Weight | 412.370516158 |
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| IUPAC Name | (2S,5S,7R,11R,15R)-2,6,6,15-tetramethyl-14-[(2R)-6-methylhept-5-en-2-yl]tetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadec-1(10)-en-5-ol |
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| Traditional Name | (2S,5S,7R,11R,15R)-2,6,6,15-tetramethyl-14-[(2R)-6-methylhept-5-en-2-yl]tetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadec-1(10)-en-5-ol |
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| CAS Registry Number | 7448-02-4 |
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| SMILES | [H][C@@]12CCC([C@H](C)CCC=C(C)C)[C@@]1(C)CCC1=C2CC[C@@]2([H])C(C)(C)[C@@H](O)CC[C@]12C |
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| InChI Identifier | InChI=1S/C29H48O/c1-19(2)9-8-10-20(3)22-12-13-23-21-11-14-25-27(4,5)26(30)16-18-29(25,7)24(21)15-17-28(22,23)6/h9,20,22-23,25-26,30H,8,10-18H2,1-7H3/t20-,22?,23+,25+,26+,28-,29-/m1/s1 |
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| InChI Key | CHGIKSSZNBCNDW-GKBRUXRCSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as triterpenoids. These are terpene molecules containing six 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 | Triterpenoids |
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| Direct Parent | Triterpenoids |
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| Alternative Parents | |
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| Substituents | - Triterpenoid
- Cholesterol-skeleton
- Cholestane-skeleton
- 3-beta-hydroxysteroid
- Hydroxysteroid
- 3-hydroxysteroid
- Steroid
- Cyclic alcohol
- 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 | Not Available |
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| Ontology |
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| Not Available | 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. | 9.75 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 27.0001 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.3 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 3696.5 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 819.2 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 328.1 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 311.5 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 615.4 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 1101.0 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 | 1150.0 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 98.6 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 2086.3 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 726.7 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 | 2030.4 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 802.0 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 600.2 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 327.3 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 784.3 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 | 8.9 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized |
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