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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2009-04-06 16:19:47 UTC
Update Date2023-02-21 17:17:39 UTC
HMDB IDHMDB0012134
Secondary Accession Numbers
  • HMDB12134
Metabolite Identification
Common Name1,2-Dihydroxy-3-keto-5-methylthiopentene
Description1,2-Dihydroxy-3-keto-5-methylthiopentene, also known as 1,2-dihydroxy-5-(methylsulfanyl)pent-1-en-3-one, belongs to the class of organic compounds known as alpha-branched alpha,beta-unsaturated ketones. These are alpha,beta-unsaturated ketones that carry a branch on the alpha carbon. They have the generic structure RC(=O)C(R')=C, R = organyl group and R'= any heteroatom. 1,2-Dihydroxy-3-keto-5-methylthiopentene exists in all living species, ranging from bacteria to plants to humans. 1,2-Dihydroxy-3-keto-5-methylthiopentene has been detected, but not quantified in, several different foods, such as oats (Avena sativa), endives (Cichorium endivia), lambsquarters (Chenopodium album), capers (Capparis spinosa), and babassu palms (Attalea speciosa). This could make 1,2-dihydroxy-3-keto-5-methylthiopentene a potential biomarker for the consumption of these foods. 1,2-Dihydroxy-3-keto-5-methylthiopentene is a primary metabolite. Primary metabolites are metabolically or physiologically essential metabolites. They are directly involved in an organism’s growth, development or reproduction. Based on a literature review a small amount of articles have been published on 1,2-Dihydroxy-3-keto-5-methylthiopentene.
Structure
Data?1676999859
Synonyms
ValueSource
1,2-Dihydroxy-5-(methylsulfanyl)pent-1-en-3-oneChEBI
1,2-Dihydroxy-5-(methylsulphanyl)pent-1-en-3-oneGenerator
AcireductoneChEBI, HMDB
1,2-Dihydroxy-3-keto-5-methylthiopentaneHMDB
1,2-Dihydroxy-3-keto-5-methylthiopentene anionHMDB
1,2-Dihydroxy-5-(methylthio)pent-1-en-3-oneHMDB
Chemical FormulaC6H10O3S
Average Molecular Weight162.207
Monoisotopic Molecular Weight162.035064876
IUPAC Name(1Z)-1,2-dihydroxy-5-(methylsulfanyl)pent-1-en-3-one
Traditional Name(1Z)-1,2-dihydroxy-5-(methylsulfanyl)pent-1-en-3-one
CAS Registry Number746507-19-7
SMILES
CSCCC(=O)C(\O)=C\O
InChI Identifier
InChI=1S/C6H10O3S/c1-10-3-2-5(8)6(9)4-7/h4,7,9H,2-3H2,1H3/b6-4-
InChI KeyCILXJJLQPTUUSS-XQRVVYSFSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as alpha-branched alpha,beta-unsaturated ketones. These are alpha,beta-unsaturated ketones that carry a branch on the alpha carbon. They have the generic structure RC(=O)C(R')=C, R = organyl group and R'= any heteroatom.
KingdomOrganic compounds
Super ClassOrganic oxygen compounds
ClassOrganooxygen compounds
Sub ClassCarbonyl compounds
Direct ParentAlpha-branched alpha,beta-unsaturated ketones
Alternative Parents
Substituents
  • Alpha-branched alpha,beta-unsaturated-ketone
  • Vinylogous acid
  • Enone
  • Alpha-hydroxy ketone
  • Acryloyl-group
  • Ketone
  • Enediol
  • Dialkylthioether
  • Sulfenyl compound
  • Thioether
  • Organic oxide
  • Hydrocarbon derivative
  • Organosulfur compound
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
Source
Process
RoleNot Available
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility8.75 g/LALOGPS
logP0.07ALOGPS
logP0.81ChemAxon
logS-1.3ALOGPS
pKa (Strongest Acidic)8.31ChemAxon
pKa (Strongest Basic)-4ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area57.53 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity41.87 m³·mol⁻¹ChemAxon
Polarizability16.29 ųChemAxon
Number of Rings0ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+133.89930932474
DeepCCS[M-H]-130.5830932474
DeepCCS[M-2H]-167.87530932474
DeepCCS[M+Na]+142.92630932474
AllCCS[M+H]+135.432859911
AllCCS[M+H-H2O]+131.632859911
AllCCS[M+NH4]+139.032859911
AllCCS[M+Na]+140.132859911
AllCCS[M-H]-137.032859911
AllCCS[M+Na-2H]-139.332859911
AllCCS[M+HCOO]-141.832859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
1,2-Dihydroxy-3-keto-5-methylthiopenteneCSCCC(=O)C(\O)=C\O2325.4Standard polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopenteneCSCCC(=O)C(\O)=C\O1428.4Standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopenteneCSCCC(=O)C(\O)=C\O1439.6Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
1,2-Dihydroxy-3-keto-5-methylthiopentene,1TMS,isomer #1CSCCC(=O)/C(=C/O)O[Si](C)(C)C1519.2Semi standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,1TMS,isomer #2CSCCC(=O)/C(O)=C/O[Si](C)(C)C1595.2Semi standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,1TMS,isomer #3CSCC=C(O[Si](C)(C)C)/C(O)=C/O1655.5Semi standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,2TMS,isomer #1CSCCC(=O)/C(=C/O[Si](C)(C)C)O[Si](C)(C)C1656.4Semi standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,2TMS,isomer #2CSCC=C(O[Si](C)(C)C)/C(=C/O)O[Si](C)(C)C1709.4Semi standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,2TMS,isomer #3CSCC=C(O[Si](C)(C)C)/C(O)=C/O[Si](C)(C)C1740.3Semi standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,3TMS,isomer #1CSCC=C(O[Si](C)(C)C)/C(=C/O[Si](C)(C)C)O[Si](C)(C)C1763.4Semi standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,3TMS,isomer #1CSCC=C(O[Si](C)(C)C)/C(=C/O[Si](C)(C)C)O[Si](C)(C)C1626.2Standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,3TMS,isomer #1CSCC=C(O[Si](C)(C)C)/C(=C/O[Si](C)(C)C)O[Si](C)(C)C1808.7Standard polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,1TBDMS,isomer #1CSCCC(=O)/C(=C/O)O[Si](C)(C)C(C)(C)C1787.0Semi standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,1TBDMS,isomer #2CSCCC(=O)/C(O)=C/O[Si](C)(C)C(C)(C)C1842.3Semi standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,1TBDMS,isomer #3CSCC=C(O[Si](C)(C)C(C)(C)C)/C(O)=C/O1890.0Semi standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,2TBDMS,isomer #1CSCCC(=O)/C(=C/O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C2117.4Semi standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,2TBDMS,isomer #2CSCC=C(O[Si](C)(C)C(C)(C)C)/C(=C/O)O[Si](C)(C)C(C)(C)C2182.9Semi standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,2TBDMS,isomer #3CSCC=C(O[Si](C)(C)C(C)(C)C)/C(O)=C/O[Si](C)(C)C(C)(C)C2178.1Semi standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,3TBDMS,isomer #1CSCC=C(O[Si](C)(C)C(C)(C)C)/C(=C/O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C2428.5Semi standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,3TBDMS,isomer #1CSCC=C(O[Si](C)(C)C(C)(C)C)/C(=C/O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C2199.9Standard non polar33892256
1,2-Dihydroxy-3-keto-5-methylthiopentene,3TBDMS,isomer #1CSCC=C(O[Si](C)(C)C(C)(C)C)/C(=C/O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C2152.9Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene GC-MS (Non-derivatized) - 70eV, Positivesplash10-0pb9-9300000000-19a09fc38a46074100812016-09-22Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene GC-MS (2 TMS) - 70eV, Positivesplash10-025c-9170000000-6b6fd50d76488524c8882017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene 10V, Positive-QTOFsplash10-03di-1900000000-523c47d24f3c45c4f2852016-09-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene 20V, Positive-QTOFsplash10-07xs-9700000000-cbbc0baabd68adaf65ad2016-09-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene 40V, Positive-QTOFsplash10-0a4i-9000000000-c591ef1f6d20bddce5252016-09-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene 10V, Negative-QTOFsplash10-0002-9300000000-bd31c9d726fbcfa6d7e12016-09-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene 20V, Negative-QTOFsplash10-0002-9100000000-4d0c04f4b382ef0d5b9c2016-09-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene 40V, Negative-QTOFsplash10-0002-9000000000-96c889c8c6acb6410bf62016-09-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene 10V, Positive-QTOFsplash10-0ik9-7900000000-4e7dffabd3e521b59a332021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene 20V, Positive-QTOFsplash10-0bta-9000000000-4dee6c63f979437272b02021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene 40V, Positive-QTOFsplash10-03dj-9000000000-e4050047631669464d942021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene 10V, Negative-QTOFsplash10-0002-9100000000-6f5f734e698f1dbf5d5c2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene 20V, Negative-QTOFsplash10-0002-9000000000-e1d92d2a30bee517d7542021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1,2-Dihydroxy-3-keto-5-methylthiopentene 40V, Negative-QTOFsplash10-0002-9000000000-e1d92d2a30bee517d7542021-09-24Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum

IR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted IR SpectrumIR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M-H]-)2023-02-03FELIX labView Spectrum
Predicted IR SpectrumIR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+H]+)2023-02-03FELIX labView Spectrum
Predicted IR SpectrumIR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+Na]+)2023-02-03FELIX labView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB028796
KNApSAcK IDNot Available
Chemspider ID4575316
KEGG Compound IDC15606
BioCyc IDCPD-85
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound5462190
PDB IDNot Available
ChEBI ID49252
Food Biomarker OntologyNot Available
VMH IDM00245
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available

Enzymes

General function:
Involved in catalytic activity
Specific function:
Bifunctional enzyme that catalyzes the enolization of 2,3-diketo-5-methylthiopentyl-1-phosphate (DK-MTP-1-P) into the intermediate 2-hydroxy-3-keto-5-methylthiopentenyl-1-phosphate (HK-MTPenyl-1-P), which is then dephosphorylated to form the acireductone 1,2-dihydroxy-3-keto-5-methylthiopentene (DHK-MTPene).
Gene Name:
ENOPH1
Uniprot ID:
Q9UHY7
Molecular weight:
28932.44
Reactions
5-(Methylthio)-2,3-dioxopentyl phosphate + Water → 1,2-Dihydroxy-3-keto-5-methylthiopentene + Phosphatedetails
General function:
Involved in metal ion binding
Specific function:
Catalyzes the formation of formate and 2-keto-4-methylthiobutyrate (KMTB) from 1,2-dihydroxy-3-keto-5-methylthiopentene (DHK-MTPene). Also down-regulates cell migration mediated by MMP14. Necessary for hepatitis C virus replication in an otherwise non-permissive cell line.
Gene Name:
ADI1
Uniprot ID:
Q9BV57
Molecular weight:
21498.23
Reactions
1,2-Dihydroxy-3-keto-5-methylthiopentene + Oxygen → 2-Oxo-4-methylthiobutanoic acid + Formic aciddetails
1,2-Dihydroxy-3-keto-5-methylthiopentene + Oxygen → 3-Methylthiopropionic acid + Formic acid + Carbon monoxidedetails