| 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 | 2021-09-14 15:45:46 UTC |
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| HMDB ID | HMDB0001526 |
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| Secondary Accession Numbers | - HMDB0006951
- HMDB01526
- HMDB06951
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| Metabolite Identification |
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| Common Name | S-Acetyldihydrolipoamide |
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| Description | S-Acetyldihydrolipoamide is a thio-acetylated form of dihydrolipoamide. The molecule is commonly conjugated to lysine residues. The structure shown is the free form of the molecule. Pyruvate dehydrogenase complex. The reaction is 2-(alpha-hydroxyethyl)-TPP + lipoamide => S-acetyldihydrolipoamide + TPP [Homo sapiens], occuring in mitochondrial matrix. (reactome.org). S-Acetyldihydrolipoamide is an intermediate in alanine, aspartate and pyruvate metabolism and glycolysis/gluconeogenesis (KEGG:C01136). It is converted from 2-hydroxyethyl-THPP and lipoamide via the enzyme pyruvate dehydrogenase (EC:1.2.4.1). It is then converted to acetyl-CoA via the enzyme pyruvate dehydrogenase E2 component (dihydrolipoamide acetyltransferase) (EC:2.3.1.12). |
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| Structure | InChI=1S/C10H19NO2S2/c1-8(12)15-9(6-7-14)4-2-3-5-10(11)13/h9,14H,2-7H2,1H3,(H2,11,13) |
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| Synonyms | | Value | Source |
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| 6-S-Acetyldihydrolipoamide | ChEBI | | 6-Acetylsulfanyl-8-sulfanyl-octanamide | HMDB | | S-[6-Amino-6-oxo-1-(2-sulfanylethyl)hexyl] ethanethioate | HMDB | | S-[6-Amino-6-oxo-1-(2-sulfanylethyl)hexyl] ethanethioic acid | HMDB |
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| Chemical Formula | C10H19NO2S2 |
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| Average Molecular Weight | 249.393 |
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| Monoisotopic Molecular Weight | 249.085720237 |
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| IUPAC Name | 6-(acetylsulfanyl)-8-sulfanyloctanamide |
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| Traditional Name | S(6)-acetyldihydrolipoamide |
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| CAS Registry Number | Not Available |
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| SMILES | CC(=O)SC(CCS)CCCCC(N)=O |
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| InChI Identifier | InChI=1S/C10H19NO2S2/c1-8(12)15-9(6-7-14)4-2-3-5-10(11)13/h9,14H,2-7H2,1H3,(H2,11,13) |
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| InChI Key | ARGXEXVCHMNAQU-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as fatty amides. These are carboxylic acid amide derivatives of fatty acids, that are formed from a fatty acid and an amine. |
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| Kingdom | Organic compounds |
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| Super Class | Lipids and lipid-like molecules |
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| Class | Fatty Acyls |
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| Sub Class | Fatty amides |
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| Direct Parent | Fatty amides |
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| Alternative Parents | |
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| Substituents | - Fatty amide
- Carboxamide group
- Primary carboxylic acid amide
- Thiocarboxylic acid ester
- Carbothioic s-ester
- Sulfenyl compound
- Thiocarboxylic acid or derivatives
- Alkylthiol
- Carboxylic acid derivative
- Carbonyl group
- Organosulfur compound
- Organooxygen compound
- Organonitrogen compound
- Organic nitrogen compound
- Hydrocarbon derivative
- Organic oxide
- Organopnictogen compound
- Organic oxygen compound
- Aliphatic acyclic compound
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| Molecular Framework | Aliphatic acyclic 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 | 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. | 4.58 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 12.8986 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.53 minutes | 32390414 | | AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 27.7 seconds | 40023050 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 2265.8 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 330.5 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 151.7 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 193.0 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 126.2 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 465.5 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 | 557.2 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 121.0 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1086.2 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 369.5 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 | 1203.3 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 341.5 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 309.1 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 374.0 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 369.3 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 | 87.6 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| S-Acetyldihydrolipoamide,1TMS,isomer #1 | CC(=O)SC(CCCCC(N)=O)CCS[Si](C)(C)C | 2254.9 | Semi standard non polar | 33892256 | | S-Acetyldihydrolipoamide,1TMS,isomer #1 | CC(=O)SC(CCCCC(N)=O)CCS[Si](C)(C)C | 2164.7 | Standard non polar | 33892256 | | S-Acetyldihydrolipoamide,1TMS,isomer #1 | CC(=O)SC(CCCCC(N)=O)CCS[Si](C)(C)C | 3531.7 | Standard polar | 33892256 | | S-Acetyldihydrolipoamide,1TMS,isomer #2 | CC(=O)SC(CCS)CCCCC(=O)N[Si](C)(C)C | 2185.9 | Semi standard non polar | 33892256 | | S-Acetyldihydrolipoamide,1TMS,isomer #2 | CC(=O)SC(CCS)CCCCC(=O)N[Si](C)(C)C | 2111.8 | Standard non polar | 33892256 | | S-Acetyldihydrolipoamide,1TMS,isomer #2 | CC(=O)SC(CCS)CCCCC(=O)N[Si](C)(C)C | 2864.9 | Standard polar | 33892256 | | S-Acetyldihydrolipoamide,2TMS,isomer #1 | CC(=O)SC(CCCCC(=O)N[Si](C)(C)C)CCS[Si](C)(C)C | 2334.2 | Semi standard non polar | 33892256 | | S-Acetyldihydrolipoamide,2TMS,isomer #1 | CC(=O)SC(CCCCC(=O)N[Si](C)(C)C)CCS[Si](C)(C)C | 2347.7 | Standard non polar | 33892256 | | S-Acetyldihydrolipoamide,2TMS,isomer #1 | CC(=O)SC(CCCCC(=O)N[Si](C)(C)C)CCS[Si](C)(C)C | 2849.4 | Standard polar | 33892256 | | S-Acetyldihydrolipoamide,2TMS,isomer #2 | CC(=O)SC(CCS)CCCCC(=O)N([Si](C)(C)C)[Si](C)(C)C | 2244.4 | Semi standard non polar | 33892256 | | S-Acetyldihydrolipoamide,2TMS,isomer #2 | CC(=O)SC(CCS)CCCCC(=O)N([Si](C)(C)C)[Si](C)(C)C | 2232.6 | Standard non polar | 33892256 | | S-Acetyldihydrolipoamide,2TMS,isomer #2 | CC(=O)SC(CCS)CCCCC(=O)N([Si](C)(C)C)[Si](C)(C)C | 2776.2 | Standard polar | 33892256 | | S-Acetyldihydrolipoamide,3TMS,isomer #1 | CC(=O)SC(CCCCC(=O)N([Si](C)(C)C)[Si](C)(C)C)CCS[Si](C)(C)C | 2418.0 | Semi standard non polar | 33892256 | | S-Acetyldihydrolipoamide,3TMS,isomer #1 | CC(=O)SC(CCCCC(=O)N([Si](C)(C)C)[Si](C)(C)C)CCS[Si](C)(C)C | 2446.9 | Standard non polar | 33892256 | | S-Acetyldihydrolipoamide,3TMS,isomer #1 | CC(=O)SC(CCCCC(=O)N([Si](C)(C)C)[Si](C)(C)C)CCS[Si](C)(C)C | 2622.2 | Standard polar | 33892256 | | S-Acetyldihydrolipoamide,1TBDMS,isomer #1 | CC(=O)SC(CCCCC(N)=O)CCS[Si](C)(C)C(C)(C)C | 2499.9 | Semi standard non polar | 33892256 | | S-Acetyldihydrolipoamide,1TBDMS,isomer #1 | CC(=O)SC(CCCCC(N)=O)CCS[Si](C)(C)C(C)(C)C | 2400.1 | Standard non polar | 33892256 | | S-Acetyldihydrolipoamide,1TBDMS,isomer #1 | CC(=O)SC(CCCCC(N)=O)CCS[Si](C)(C)C(C)(C)C | 3524.1 | Standard polar | 33892256 | | S-Acetyldihydrolipoamide,1TBDMS,isomer #2 | CC(=O)SC(CCS)CCCCC(=O)N[Si](C)(C)C(C)(C)C | 2411.5 | Semi standard non polar | 33892256 | | S-Acetyldihydrolipoamide,1TBDMS,isomer #2 | CC(=O)SC(CCS)CCCCC(=O)N[Si](C)(C)C(C)(C)C | 2329.3 | Standard non polar | 33892256 | | S-Acetyldihydrolipoamide,1TBDMS,isomer #2 | CC(=O)SC(CCS)CCCCC(=O)N[Si](C)(C)C(C)(C)C | 2924.4 | Standard polar | 33892256 | | S-Acetyldihydrolipoamide,2TBDMS,isomer #1 | CC(=O)SC(CCCCC(=O)N[Si](C)(C)C(C)(C)C)CCS[Si](C)(C)C(C)(C)C | 2838.1 | Semi standard non polar | 33892256 | | S-Acetyldihydrolipoamide,2TBDMS,isomer #1 | CC(=O)SC(CCCCC(=O)N[Si](C)(C)C(C)(C)C)CCS[Si](C)(C)C(C)(C)C | 2744.9 | Standard non polar | 33892256 | | S-Acetyldihydrolipoamide,2TBDMS,isomer #1 | CC(=O)SC(CCCCC(=O)N[Si](C)(C)C(C)(C)C)CCS[Si](C)(C)C(C)(C)C | 2906.4 | Standard polar | 33892256 | | S-Acetyldihydrolipoamide,2TBDMS,isomer #2 | CC(=O)SC(CCS)CCCCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2712.2 | Semi standard non polar | 33892256 | | S-Acetyldihydrolipoamide,2TBDMS,isomer #2 | CC(=O)SC(CCS)CCCCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2638.2 | Standard non polar | 33892256 | | S-Acetyldihydrolipoamide,2TBDMS,isomer #2 | CC(=O)SC(CCS)CCCCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2888.5 | Standard polar | 33892256 | | S-Acetyldihydrolipoamide,3TBDMS,isomer #1 | CC(=O)SC(CCCCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)CCS[Si](C)(C)C(C)(C)C | 3150.7 | Semi standard non polar | 33892256 | | S-Acetyldihydrolipoamide,3TBDMS,isomer #1 | CC(=O)SC(CCCCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)CCS[Si](C)(C)C(C)(C)C | 3015.8 | Standard non polar | 33892256 | | S-Acetyldihydrolipoamide,3TBDMS,isomer #1 | CC(=O)SC(CCCCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)CCS[Si](C)(C)C(C)(C)C | 2858.2 | Standard polar | 33892256 |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted GC-MS | Predicted GC-MS Spectrum - S-Acetyldihydrolipoamide GC-MS (Non-derivatized) - 70eV, Positive | splash10-0006-9310000000-0f17192770cd2eed81e2 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - S-Acetyldihydrolipoamide 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 - S-Acetyldihydrolipoamide 10V, Positive-QTOF | splash10-0pc0-0390000000-f4f7a106ce708d65c83c | 2015-09-15 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - S-Acetyldihydrolipoamide 20V, Positive-QTOF | splash10-001i-5590000000-4df718aaa87a6fbbd795 | 2015-09-15 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - S-Acetyldihydrolipoamide 40V, Positive-QTOF | splash10-03k9-4900000000-d4adb6f2a43bf9e5b1b9 | 2015-09-15 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - S-Acetyldihydrolipoamide 10V, Negative-QTOF | splash10-0a4j-2290000000-229a9fb285c737cc2c9f | 2015-09-15 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - S-Acetyldihydrolipoamide 20V, Negative-QTOF | splash10-0a4l-6590000000-6678ae77fcef8223dec9 | 2015-09-15 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - S-Acetyldihydrolipoamide 40V, Negative-QTOF | splash10-0006-9000000000-5de0a80883e527f54fbb | 2015-09-15 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - S-Acetyldihydrolipoamide 10V, Positive-QTOF | splash10-0uxr-0490000000-9d67c94cbf8b72b1f312 | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - S-Acetyldihydrolipoamide 20V, Positive-QTOF | splash10-01x0-1940000000-dafc5697832c093d7224 | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - S-Acetyldihydrolipoamide 40V, Positive-QTOF | splash10-06tf-9600000000-853bdf0beb7957a18af3 | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - S-Acetyldihydrolipoamide 10V, Negative-QTOF | splash10-03di-1390000000-2259a6df55463871f988 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - S-Acetyldihydrolipoamide 20V, Negative-QTOF | splash10-00di-5950000000-5706c02348bf4fe9bb55 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - S-Acetyldihydrolipoamide 40V, Negative-QTOF | splash10-00dl-9200000000-a65938d00822602054fb | 2021-09-24 | 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, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 100 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 200 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 200 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 300 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 300 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 400 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 400 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 500 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 500 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 600 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 600 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 700 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 700 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 800 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 800 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 900 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 900 MHz, H2O, predicted) | 2022-08-22 | Wishart Lab | View Spectrum |
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