| 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 18:52:44 UTC |
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| Update Date | 2021-09-23 18:52:44 UTC |
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| HMDB ID | HMDB0302580 |
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| Secondary Accession Numbers | None |
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| Metabolite Identification |
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| Common Name | 24-Methylene-24-dihydroparkeol |
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| Description | 24-methylene-24-dihydroparkeol belongs to ergosterols and derivatives class of compounds. Those are steroids containing ergosta-5,7,22-trien-3beta-ol or a derivative thereof, which is based on the 3beta-hydroxylated ergostane skeleton. 24-methylene-24-dihydroparkeol is practically insoluble (in water) and an extremely weak acidic compound (based on its pKa). 24-methylene-24-dihydroparkeol can be found in cucumber and muskmelon, which makes 24-methylene-24-dihydroparkeol a potential biomarker for the consumption of these food products. |
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| Structure | CC(C)C(=C)CC[C@@H](C)[C@H]1CC[C@@]2(C)C3CCC4C(C)(C)[C@@H](O)CC[C@]4(C)C3=CC[C@]12C InChI=1S/C31H52O/c1-20(2)21(3)10-11-22(4)23-14-18-31(9)25-12-13-26-28(5,6)27(32)16-17-29(26,7)24(25)15-19-30(23,31)8/h15,20,22-23,25-27,32H,3,10-14,16-19H2,1-2,4-9H3/t22-,23-,25?,26?,27+,29-,30-,31+/m1/s1 |
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| Synonyms | Not Available |
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| Chemical Formula | C31H52O |
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| Average Molecular Weight | 440.744 |
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| Monoisotopic Molecular Weight | 440.401816286 |
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| IUPAC Name | (2S,5S,11S,14R,15R)-2,6,6,11,15-pentamethyl-14-[(2R)-6-methyl-5-methylideneheptan-2-yl]tetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-1(17)-en-5-ol |
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| Traditional Name | (2S,5S,11S,14R,15R)-2,6,6,11,15-pentamethyl-14-[(2R)-6-methyl-5-methylideneheptan-2-yl]tetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-1(17)-en-5-ol |
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| CAS Registry Number | Not Available |
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| SMILES | CC(C)C(=C)CC[C@@H](C)[C@H]1CC[C@@]2(C)C3CCC4C(C)(C)[C@@H](O)CC[C@]4(C)C3=CC[C@]12C |
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| InChI Identifier | InChI=1S/C31H52O/c1-20(2)21(3)10-11-22(4)23-14-18-31(9)25-12-13-26-28(5,6)27(32)16-17-29(26,7)24(25)15-19-30(23,31)8/h15,20,22-23,25-27,32H,3,10-14,16-19H2,1-2,4-9H3/t22-,23-,25?,26?,27+,29-,30-,31+/m1/s1 |
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| InChI Key | BEEARZYDKRRUMX-LLQJXQHLSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as ergosterols and derivatives. These are steroids containing ergosta-5,7,22-trien-3beta-ol or a derivative thereof, which is based on the 3beta-hydroxylated ergostane skeleton. |
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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 | Ergostane steroids |
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| Direct Parent | Ergosterols and derivatives |
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| Alternative Parents | |
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| Substituents | - Triterpenoid
- Ergosterol-skeleton
- 14-alpha-methylsteroid
- 3-beta-hydroxysteroid
- Hydroxysteroid
- 3-hydroxysteroid
- 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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| Physiological effect | Not Available |
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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 | 29.9121 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.22 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 3937.8 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 943.1 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 353.1 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 371.1 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 767.2 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 1285.5 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 | 1330.3 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 107.2 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 2292.7 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 810.1 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 | 2487.2 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 907.9 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 668.8 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 368.7 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 830.0 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 | 9.4 seconds | 40023050 |
Predicted Kovats Retention IndicesNot Available |
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