| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2012-09-11 21:31:56 UTC |
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| Update Date | 2023-02-21 17:25:22 UTC |
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| HMDB ID | HMDB0036396 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | 3-Methylbutyl 3-oxobutanoate |
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| Description | 3-Methylbutyl 3-oxobutanoate belongs to the class of organic compounds known as beta-keto acids and derivatives. These are organic compounds containing an aldehyde substituted with a keto group on the C3 carbon atom. 3-Methylbutyl 3-oxobutanoate is a sweet, ethereal, and fermented tasting compound. Based on a literature review very few articles have been published on 3-Methylbutyl 3-oxobutanoate. |
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| Structure | InChI=1S/C9H16O3/c1-7(2)4-5-12-9(11)6-8(3)10/h7H,4-6H2,1-3H3 |
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| Synonyms | | Value | Source |
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| 3-Methylbutyl 3-oxobutanoic acid | Generator | | 3-Methylbutyl acetoacetate | HMDB | | 3-Methylbutyl beta-ketobutyrate | HMDB | | Acetoacetic acid isoamyl ester | HMDB | | Acetoacetic acid, isopentyl ester | HMDB | | Butanoic acid, 3-oxo-, 3-methylbutyl ester | HMDB | | FEMA 3551 | HMDB | | Isoamyl 3-oxobutanoate | HMDB | | Isoamyl acetoacetate | HMDB | | Isoamyl acetylacetate | HMDB | | Isoamyl beta-ketobutyrate | HMDB | | Isopentyl 3-oxobutanoate | HMDB | | Isopentyl acetoacetate | HMDB | | Isopentyl beta-ketobutyrate | HMDB |
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| Chemical Formula | C9H16O3 |
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| Average Molecular Weight | 172.2215 |
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| Monoisotopic Molecular Weight | 172.109944378 |
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| IUPAC Name | 3-methylbutyl 3-oxobutanoate |
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| Traditional Name | 3-methylbutyl 3-oxobutanoate |
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| CAS Registry Number | 2308-18-1 |
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| SMILES | CC(C)CCOC(=O)CC(C)=O |
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| InChI Identifier | InChI=1S/C9H16O3/c1-7(2)4-5-12-9(11)6-8(3)10/h7H,4-6H2,1-3H3 |
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| InChI Key | XHRGPLDMNNGHCX-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as beta-keto acids and derivatives. These are organic compounds containing an aldehyde substituted with a keto group on the C3 carbon atom. |
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| Kingdom | Organic compounds |
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| Super Class | Organic acids and derivatives |
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| Class | Keto acids and derivatives |
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| Sub Class | Beta-keto acids and derivatives |
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| Direct Parent | Beta-keto acids and derivatives |
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| Alternative Parents | |
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| Substituents | - Fatty acid ester
- Beta-keto acid
- Fatty acyl
- 1,3-dicarbonyl compound
- Ketone
- Carboxylic acid ester
- Monocarboxylic acid or derivatives
- Carboxylic acid derivative
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Carbonyl group
- Aliphatic acyclic compound
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| Molecular Framework | Aliphatic acyclic compounds |
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| External Descriptors | Not Available |
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| Ontology |
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| Physiological effect | |
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| Disposition | |
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| Process | Not Available |
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| Role | |
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| Physical Properties |
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| State | Not Available |
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| Experimental Molecular Properties | |
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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. | 5.79 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 13.5045 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.67 minutes | 32390414 | | AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 22.1 seconds | 40023050 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1964.9 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 415.8 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 155.3 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 243.8 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 117.4 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 536.8 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 | 600.1 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 69.7 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1056.5 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 406.2 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 | 1274.5 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 350.9 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 354.3 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 347.8 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 358.5 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 | 15.8 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| 3-Methylbutyl 3-oxobutanoate,1TMS,isomer #1 | CC(=CC(=O)OCCC(C)C)O[Si](C)(C)C | 1385.7 | Semi standard non polar | 33892256 | | 3-Methylbutyl 3-oxobutanoate,1TMS,isomer #1 | CC(=CC(=O)OCCC(C)C)O[Si](C)(C)C | 1376.7 | Standard non polar | 33892256 | | 3-Methylbutyl 3-oxobutanoate,1TMS,isomer #2 | C=C(CC(=O)OCCC(C)C)O[Si](C)(C)C | 1340.3 | Semi standard non polar | 33892256 | | 3-Methylbutyl 3-oxobutanoate,1TMS,isomer #2 | C=C(CC(=O)OCCC(C)C)O[Si](C)(C)C | 1352.0 | Standard non polar | 33892256 | | 3-Methylbutyl 3-oxobutanoate,1TBDMS,isomer #1 | CC(=CC(=O)OCCC(C)C)O[Si](C)(C)C(C)(C)C | 1606.3 | Semi standard non polar | 33892256 | | 3-Methylbutyl 3-oxobutanoate,1TBDMS,isomer #1 | CC(=CC(=O)OCCC(C)C)O[Si](C)(C)C(C)(C)C | 1571.2 | Standard non polar | 33892256 | | 3-Methylbutyl 3-oxobutanoate,1TBDMS,isomer #2 | C=C(CC(=O)OCCC(C)C)O[Si](C)(C)C(C)(C)C | 1549.9 | Semi standard non polar | 33892256 | | 3-Methylbutyl 3-oxobutanoate,1TBDMS,isomer #2 | C=C(CC(=O)OCCC(C)C)O[Si](C)(C)C(C)(C)C | 1546.9 | Standard non polar | 33892256 |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Experimental GC-MS | GC-MS Spectrum - 3-Methylbutyl 3-oxobutanoate EI-B (Non-derivatized) | splash10-006x-9000000000-ea4087a7ea2378ba8ee9 | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - 3-Methylbutyl 3-oxobutanoate EI-B (Non-derivatized) | splash10-006x-9000000000-ea4087a7ea2378ba8ee9 | 2018-05-18 | HMDB team, MONA, MassBank | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 3-Methylbutyl 3-oxobutanoate GC-MS (Non-derivatized) - 70eV, Positive | splash10-0006-9000000000-b5a7a7f3fd77fcc5bcd5 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 3-Methylbutyl 3-oxobutanoate GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 3-Methylbutyl 3-oxobutanoate 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 - 3-Methylbutyl 3-oxobutanoate 10V, Positive-QTOF | splash10-05fr-5900000000-5b85793e472e00da5a90 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methylbutyl 3-oxobutanoate 20V, Positive-QTOF | splash10-00di-9200000000-4b18b4fb8aefc4c94e58 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methylbutyl 3-oxobutanoate 40V, Positive-QTOF | splash10-0603-9000000000-9911f00c3fa9b49f25f3 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methylbutyl 3-oxobutanoate 10V, Negative-QTOF | splash10-00e9-8900000000-4832666a5ea86a738fb0 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methylbutyl 3-oxobutanoate 20V, Negative-QTOF | splash10-0pc0-9400000000-5bddb9d4b2cecd4370cb | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methylbutyl 3-oxobutanoate 40V, Negative-QTOF | splash10-0a59-9000000000-948f0c139308a9081b89 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methylbutyl 3-oxobutanoate 10V, Positive-QTOF | splash10-01bl-9400000000-9689ba6ae00740f4837e | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methylbutyl 3-oxobutanoate 20V, Positive-QTOF | splash10-0006-9000000000-6a313710ef1adbcb0afd | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methylbutyl 3-oxobutanoate 40V, Positive-QTOF | splash10-052f-9000000000-99bc67acbfcc650aa92c | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methylbutyl 3-oxobutanoate 10V, Negative-QTOF | splash10-000i-9200000000-085ef9d84ed34f106b8c | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methylbutyl 3-oxobutanoate 20V, Negative-QTOF | splash10-0a4u-9400000000-5535ebb435ed224d3af4 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methylbutyl 3-oxobutanoate 40V, Negative-QTOF | splash10-0a4i-9000000000-13316bf37cae9760e5be | 2021-09-22 | Wishart Lab | View Spectrum |
NMR Spectra| Spectrum Type | Description | Deposition Date | Source | View |
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| Predicted 1D NMR | 13C NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum |
IR Spectra| Spectrum Type | Description | Deposition Date | Source | View |
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| Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+H]+) | 2023-02-04 | FELIX lab | View Spectrum | | Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+Na]+) | 2023-02-04 | FELIX lab | View Spectrum |
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