| Record Information |
|---|
| Version | 5.0 |
|---|
| Status | Detected but not Quantified |
|---|
| Creation Date | 2006-05-22 14:17:31 UTC |
|---|
| Update Date | 2023-02-21 17:16:02 UTC |
|---|
| HMDB ID | HMDB0002011 |
|---|
| Secondary Accession Numbers | |
|---|
| Metabolite Identification |
|---|
| Common Name | 4-Hydroxyisovaleric acid |
|---|
| Description | 4-Hydroxyisovaleric acid, also known as 4-hydroxyisopentanoate, belongs to the class of organic compounds known as hydroxy fatty acids. These are fatty acids in which the chain bears a hydroxyl group. 4-Hydroxyisovaleric acid is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral. |
|---|
| Structure | InChI=1S/C5H10O3/c1-4(3-6)2-5(7)8/h4,6H,2-3H2,1H3,(H,7,8) |
|---|
| Synonyms | | Value | Source |
|---|
| 4-Hydroxyisovalerate | Generator | | 4-Hydroxyisopentanoate | HMDB | | 4-Hydroxyisopentanoic acid | HMDB | | 4-Hydroxy-isovalerate | HMDB | | 4-Hydroxyisovaleric acid | MeSH |
|
|---|
| Chemical Formula | C5H10O3 |
|---|
| Average Molecular Weight | 118.1311 |
|---|
| Monoisotopic Molecular Weight | 118.062994186 |
|---|
| IUPAC Name | 4-hydroxy-3-methylbutanoic acid |
|---|
| Traditional Name | 4-hydroxyisopentanoate |
|---|
| CAS Registry Number | 77220-86-1 |
|---|
| SMILES | CC(CO)CC(O)=O |
|---|
| InChI Identifier | InChI=1S/C5H10O3/c1-4(3-6)2-5(7)8/h4,6H,2-3H2,1H3,(H,7,8) |
|---|
| InChI Key | ZGYGEPZZMAXSKH-UHFFFAOYSA-N |
|---|
| Chemical Taxonomy |
|---|
| Description | Belongs to the class of organic compounds known as hydroxy fatty acids. These are fatty acids in which the chain bears a hydroxyl group. |
|---|
| Kingdom | Organic compounds |
|---|
| Super Class | Lipids and lipid-like molecules |
|---|
| Class | Fatty Acyls |
|---|
| Sub Class | Fatty acids and conjugates |
|---|
| Direct Parent | Hydroxy fatty acids |
|---|
| Alternative Parents | |
|---|
| Substituents | - Methyl-branched fatty acid
- Short-chain hydroxy acid
- Hydroxy fatty acid
- Branched fatty acid
- Monocarboxylic acid or derivatives
- Carboxylic acid
- Carboxylic acid derivative
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Primary alcohol
- Organooxygen compound
- Carbonyl group
- Alcohol
- Aliphatic acyclic compound
|
|---|
| Molecular Framework | Aliphatic acyclic compounds |
|---|
| External Descriptors | |
|---|
| Ontology |
|---|
| Physiological effect | Not Available |
|---|
| Disposition | |
|---|
| Process | |
|---|
| Role | |
|---|
| Physical Properties |
|---|
| State | Solid |
|---|
| Experimental Molecular Properties | | Property | Value | Reference |
|---|
| Melting Point | Not Available | Not Available | | Boiling Point | Not Available | Not Available | | Water Solubility | Not Available | Not Available | | LogP | Not Available | Not Available |
|
|---|
| Experimental Chromatographic Properties | Not Available |
|---|
| Predicted Molecular Properties | |
|---|
| Predicted Chromatographic Properties | Predicted Collision Cross SectionsPredicted Retention Times Underivatized| Chromatographic Method | Retention Time | Reference |
|---|
| 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. | 1.55 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 9.3065 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 3.08 minutes | 32390414 | | AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 130.4 seconds | 40023050 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1011.6 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 319.0 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 77.6 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 183.9 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 57.1 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 266.3 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 | 281.6 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 127.5 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 611.5 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 175.3 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 | 873.2 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 201.2 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 233.0 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 507.7 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 258.1 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 | 265.1 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
|---|
| 4-Hydroxyisovaleric acid,1TMS,isomer #1 | CC(CO[Si](C)(C)C)CC(=O)O | 1222.3 | Semi standard non polar | 33892256 | | 4-Hydroxyisovaleric acid,1TMS,isomer #2 | CC(CO)CC(=O)O[Si](C)(C)C | 1159.5 | Semi standard non polar | 33892256 | | 4-Hydroxyisovaleric acid,2TMS,isomer #1 | CC(CO[Si](C)(C)C)CC(=O)O[Si](C)(C)C | 1272.0 | Semi standard non polar | 33892256 | | 4-Hydroxyisovaleric acid,1TBDMS,isomer #1 | CC(CO[Si](C)(C)C(C)(C)C)CC(=O)O | 1453.0 | Semi standard non polar | 33892256 | | 4-Hydroxyisovaleric acid,1TBDMS,isomer #2 | CC(CO)CC(=O)O[Si](C)(C)C(C)(C)C | 1388.2 | Semi standard non polar | 33892256 | | 4-Hydroxyisovaleric acid,2TBDMS,isomer #1 | CC(CO[Si](C)(C)C(C)(C)C)CC(=O)O[Si](C)(C)C(C)(C)C | 1691.6 | Semi standard non polar | 33892256 |
|
|---|
| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
|---|
| Predicted GC-MS | Predicted GC-MS Spectrum - 4-Hydroxyisovaleric acid GC-MS (Non-derivatized) - 70eV, Positive | splash10-0536-9100000000-3fc712efcbb9fc4f3064 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 4-Hydroxyisovaleric acid GC-MS (2 TMS) - 70eV, Positive | splash10-00di-9710000000-7889823db89ae94de7b4 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 4-Hydroxyisovaleric acid 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 |
|---|
| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4-Hydroxyisovaleric acid 10V, Positive-QTOF | splash10-0uxr-5900000000-44f5a19c4f52d431d4e0 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4-Hydroxyisovaleric acid 20V, Positive-QTOF | splash10-0a4l-9100000000-6535308e2dd234ab5aeb | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4-Hydroxyisovaleric acid 40V, Positive-QTOF | splash10-0006-9000000000-dde3270c1cbccc8b3013 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4-Hydroxyisovaleric acid 10V, Negative-QTOF | splash10-014i-9800000000-d1842134a343234223a8 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4-Hydroxyisovaleric acid 20V, Negative-QTOF | splash10-06dj-9300000000-3e6079f4c1d5f243bf2e | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4-Hydroxyisovaleric acid 40V, Negative-QTOF | splash10-0a4l-9000000000-123016e0357d669baece | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4-Hydroxyisovaleric acid 10V, Negative-QTOF | splash10-000t-9100000000-d3579e59fa662e6106f0 | 2021-09-21 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4-Hydroxyisovaleric acid 20V, Negative-QTOF | splash10-00r2-9000000000-e002e53abd30ff5cf633 | 2021-09-21 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4-Hydroxyisovaleric acid 40V, Negative-QTOF | splash10-014l-9000000000-ae9180e212f0ab050d7c | 2021-09-21 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4-Hydroxyisovaleric acid 10V, Positive-QTOF | splash10-0udi-7900000000-257554ef10cca5f6bacd | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4-Hydroxyisovaleric acid 20V, Positive-QTOF | splash10-0a5c-9000000000-18339fa3b7cdee3b1514 | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4-Hydroxyisovaleric acid 40V, Positive-QTOF | splash10-0006-9000000000-cfbc37820035236f6cf3 | 2021-09-25 | Wishart Lab | View Spectrum |
IR Spectra| Spectrum Type | Description | Deposition Date | Source | View |
|---|
| Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M-H]-) | 2023-02-03 | FELIX lab | View Spectrum | | Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+H]+) | 2023-02-03 | FELIX lab | View Spectrum | | Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+Na]+) | 2023-02-03 | FELIX lab | View Spectrum |
|
|---|
| General References | - Truscott RJ, Malegan D, McCairns E, Burke D, Hick L, Sims P, Halpern B, Tanaka K, Sweetman L, Nyhan WL, Hammond J, Bumack C, Haan EA, Danks DM: New metabolites in isovaleric acidemia. Clin Chim Acta. 1981 Mar 5;110(2-3):187-203. [PubMed:6452974 ]
|
|---|