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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-12 01:43:34 UTC
Update Date2023-02-21 17:27:50 UTC
HMDB IDHMDB0040184
Secondary Accession Numbers
  • HMDB40184
Metabolite Identification
Common NameMethanedithiol
DescriptionMethanedithiol belongs to the class of organic compounds known as alkylthiols. These are organic compounds containing the thiol functional group linked to an alkyl chain. Methanedithiol is a pungent tasting compound. Methanedithiol has been detected, but not quantified in, several different foods, such as oyster mushrooms (Pleurotus ostreatus), garden onion (var.), common mushrooms (Agaricus bisporus), green onion, and garden onions (Allium cepa). This could make methanedithiol a potential biomarker for the consumption of these foods. Based on a literature review very few articles have been published on Methanedithiol.
Structure
Data?1677000470
Synonyms
ValueSource
DimercaptomethaneHMDB
DithiomethaneHMDB
Chemical FormulaCH4S2
Average Molecular Weight80.172
Monoisotopic Molecular Weight79.975441508
IUPAC Namemethanedithiol
Traditional Namemethanedithiol
CAS Registry Number6725-64-0
SMILES
SCS
InChI Identifier
InChI=1S/CH4S2/c2-1-3/h2-3H,1H2
InChI KeyINBDPOJZYZJUDA-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as alkylthiols. These are organic compounds containing the thiol functional group linked to an alkyl chain.
KingdomOrganic compounds
Super ClassOrganosulfur compounds
ClassThiols
Sub ClassAlkylthiols
Direct ParentAlkylthiols
Alternative Parents
Substituents
  • Alkylthiol
  • Hydrocarbon derivative
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External DescriptorsNot Available
Ontology
Physiological effect
Disposition
ProcessNot Available
Role
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling Point118.00 °C. @ 760.00 mm HgThe Good Scents Company Information System
Water Solubility31740 mg/L @ 25 °C (est)The Good Scents Company Information System
LogP1.386 (est)The Good Scents Company Information System
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility4.06 g/LALOGPS
logP0.55ALOGPS
logP1.04ChemAxon
logS-1.3ALOGPS
pKa (Strongest Acidic)9.42ChemAxon
pKa (Strongest Basic)-9.9ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count0ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area0 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity21.71 m³·mol⁻¹ChemAxon
Polarizability8.24 ųChemAxon
Number of Rings0ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+112.64531661259
DarkChem[M-H]-106.00531661259
DeepCCS[M+H]+115.87130932474
DeepCCS[M-H]-114.1230932474
DeepCCS[M-2H]-149.37830932474
DeepCCS[M+Na]+122.78130932474
AllCCS[M+H]+126.032859911
AllCCS[M+H-H2O]+121.732859911
AllCCS[M+NH4]+130.032859911
AllCCS[M+Na]+131.132859911
AllCCS[M-H]-182.232859911
AllCCS[M+Na-2H]-190.732859911
AllCCS[M+HCOO]-199.932859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
MethanedithiolSCS1192.5Standard polar33892256
MethanedithiolSCS637.7Standard non polar33892256
MethanedithiolSCS716.0Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Methanedithiol,1TMS,isomer #1C[Si](C)(C)SCS1026.1Semi standard non polar33892256
Methanedithiol,1TMS,isomer #1C[Si](C)(C)SCS913.6Standard non polar33892256
Methanedithiol,2TMS,isomer #1C[Si](C)(C)SCS[Si](C)(C)C1201.9Semi standard non polar33892256
Methanedithiol,2TMS,isomer #1C[Si](C)(C)SCS[Si](C)(C)C1141.4Standard non polar33892256
Methanedithiol,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)SCS1227.7Semi standard non polar33892256
Methanedithiol,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)SCS1183.5Standard non polar33892256
Methanedithiol,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)SCS[Si](C)(C)C(C)(C)C1678.4Semi standard non polar33892256
Methanedithiol,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)SCS[Si](C)(C)C(C)(C)C1608.3Standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Methanedithiol GC-MS (Non-derivatized) - 70eV, Positivesplash10-004j-9000000000-e8dc23db137b5cd6bdbc2017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Methanedithiol 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 - Methanedithiol 10V, Positive-QTOFsplash10-001i-9000000000-8e0952b42b9ee6692f4b2015-04-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methanedithiol 20V, Positive-QTOFsplash10-001i-9000000000-b0d8d40f7a240968a0b72015-04-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methanedithiol 40V, Positive-QTOFsplash10-001i-9000000000-fc8cdbae2ba8d3f1c06a2015-04-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methanedithiol 10V, Negative-QTOFsplash10-002f-9000000000-a481320a238b760d986a2015-04-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methanedithiol 20V, Negative-QTOFsplash10-002f-9000000000-9107fe421064887dc6872015-04-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methanedithiol 40V, Negative-QTOFsplash10-0036-9000000000-429a754bd29dc4a459822015-04-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methanedithiol 10V, Negative-QTOFsplash10-004i-9000000000-1d58e6810a052e42af362021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methanedithiol 20V, Negative-QTOFsplash10-004i-9000000000-1d58e6810a052e42af362021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methanedithiol 40V, Negative-QTOFsplash10-004i-9000000000-2e0313ba6c1eb0f77a572021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methanedithiol 10V, Positive-QTOFsplash10-001i-9000000000-0517b984885ee27301082021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methanedithiol 20V, Positive-QTOFsplash10-001j-9000000000-4a2bf6423ce4f1cbfa952021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methanedithiol 40V, Positive-QTOFsplash10-0002-9000000000-a70cb332674d82bdb84a2021-09-25Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum

IR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted IR SpectrumIR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M-H]-)2023-02-04FELIX labView Spectrum
Predicted IR SpectrumIR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+H]+)2023-02-04FELIX labView Spectrum
Predicted IR SpectrumIR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+Na]+)2023-02-04FELIX labView Spectrum
Biological Properties
Cellular Locations
  • Cytoplasm
  • Extracellular
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 IDFDB019896
KNApSAcK IDNot Available
Chemspider ID122421
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkMethanedithiol
METLIN IDNot Available
PubChem Compound138818
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1590331
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .