Hmdb loader
Survey
Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 17:54:03 UTC
Update Date2023-02-21 17:23:09 UTC
HMDB IDHMDB0033152
Secondary Accession Numbers
  • HMDB33152
Metabolite Identification
Common Name2-(Methylthio)pyrazine
Description2-(Methylthio)pyrazine belongs to the class of organic compounds known as aryl thioethers. These are organosulfur compounds containing a thioether group that is substituted by an aryl group. 2-(Methylthio)pyrazine is a chip, corn, and ether tasting compound. Based on a literature review a significant number of articles have been published on 2-(Methylthio)pyrazine.
Structure
Data?1677000189
Synonyms
ValueSource
2-Methylsulfanyl-pyrazineChEMBL, HMDB
2-Methylsulphanyl-pyrazineGenerator, HMDB
(methylthio)-PyrazineHMDB
2-(Methylsulfanyl)pyrazineHMDB
FEMA 3231HMDB
methylthio PyrazineHMDB
Pyrazinyl methyl sulfideHMDB
2-(Methylsulphanyl)pyrazineGenerator
Chemical FormulaC5H6N2S
Average Molecular Weight126.18
Monoisotopic Molecular Weight126.025168892
IUPAC Name2-(methylsulfanyl)pyrazine
Traditional Name2-methylthiopyrazine
CAS Registry Number21948-70-9
SMILES
CSC1=CN=CC=N1
InChI Identifier
InChI=1S/C5H6N2S/c1-8-5-4-6-2-3-7-5/h2-4H,1H3
InChI KeyKBPBOWBQRUXMFV-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as aryl thioethers. These are organosulfur compounds containing a thioether group that is substituted by an aryl group.
KingdomOrganic compounds
Super ClassOrganosulfur compounds
ClassThioethers
Sub ClassAryl thioethers
Direct ParentAryl thioethers
Alternative Parents
Substituents
  • Aryl thioether
  • Alkylarylthioether
  • Pyrazine
  • Heteroaromatic compound
  • Azacycle
  • Organoheterocyclic compound
  • Sulfenyl compound
  • Organic nitrogen compound
  • Organopnictogen compound
  • Hydrocarbon derivative
  • Organonitrogen compound
  • Aromatic heteromonocyclic compound
Molecular FrameworkAromatic heteromonocyclic compounds
External DescriptorsNot Available
Ontology
Physiological effect
Disposition
ProcessNot Available
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point44 - 47 °CNot Available
Boiling Point75.00 °C. @ 5.00 mm HgThe Good Scents Company Information System
Water Solubility9533 mg/L @ 25 °C (est)The Good Scents Company Information System
LogP1.17Not Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility34.2 g/LALOGPS
logP0.99ALOGPS
logP0.76ChemAxon
logS-0.57ALOGPS
pKa (Strongest Basic)0.18ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area25.78 ŲChemAxon
Rotatable Bond Count1ChemAxon
Refractivity34.82 m³·mol⁻¹ChemAxon
Polarizability12.66 ųChemAxon
Number of Rings1ChemAxon
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]+123.7831661259
DarkChem[M-H]-121.37731661259
DeepCCS[M+H]+125.75830932474
DeepCCS[M-H]-122.95730932474
DeepCCS[M-2H]-159.2330932474
DeepCCS[M+Na]+134.01930932474
AllCCS[M+H]+125.932859911
AllCCS[M+H-H2O]+121.232859911
AllCCS[M+NH4]+130.432859911
AllCCS[M+Na]+131.732859911
AllCCS[M-H]-125.932859911
AllCCS[M+Na-2H]-128.632859911
AllCCS[M+HCOO]-131.532859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
2-(Methylthio)pyrazineCSC1=CN=CC=N11589.7Standard polar33892256
2-(Methylthio)pyrazineCSC1=CN=CC=N11071.1Standard non polar33892256
2-(Methylthio)pyrazineCSC1=CN=CC=N11110.8Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 2-(Methylthio)pyrazine GC-MS (Non-derivatized) - 70eV, Positivesplash10-004i-9400000000-03ccff66d02cec75015b2017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 2-(Methylthio)pyrazine 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 - 2-(Methylthio)pyrazine 10V, Positive-QTOFsplash10-004i-0900000000-48c40874cad6602c4f002016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-(Methylthio)pyrazine 20V, Positive-QTOFsplash10-004i-0900000000-37df1848218f58c3c2862016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-(Methylthio)pyrazine 40V, Positive-QTOFsplash10-0fk9-9100000000-b157a80453f0add5f0712016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-(Methylthio)pyrazine 10V, Negative-QTOFsplash10-004i-2900000000-94e6e186d93292d6e1b52016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-(Methylthio)pyrazine 20V, Negative-QTOFsplash10-004i-9600000000-537fccfd70f6f36e56702016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-(Methylthio)pyrazine 40V, Negative-QTOFsplash10-0fb9-9000000000-a90a7ee2939e0a8266262016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-(Methylthio)pyrazine 10V, Positive-QTOFsplash10-004i-0900000000-ce01c3457f28ba653ca22021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-(Methylthio)pyrazine 20V, Positive-QTOFsplash10-004i-3900000000-eea732debd08691d46aa2021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-(Methylthio)pyrazine 40V, Positive-QTOFsplash10-0udi-9000000000-7fabea1b13a9543892db2021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-(Methylthio)pyrazine 10V, Negative-QTOFsplash10-004i-0900000000-d9dfb646659c13644f9c2021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-(Methylthio)pyrazine 20V, Negative-QTOFsplash10-004i-6900000000-04a4c228a97c37bbf9fa2021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-(Methylthio)pyrazine 40V, Negative-QTOFsplash10-0zmi-9100000000-a582bac0ca6b01eae9682021-09-25Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 100 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, 1000 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, 200 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, 300 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, 400 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, 500 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, 600 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, 700 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, 800 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H 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]+)2023-02-04FELIX 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 IDFDB011157
KNApSAcK IDNot Available
Chemspider ID453496
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound519907
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1009241
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.. .