Record Information
Version1.0
Creation Date2016-05-19 02:22:41 UTC
Update Date2016-10-28 10:04:41 UTC
Accession NumberCHEM007215
Identification
Common NamePIPERAZINE
ClassSmall Molecule
DescriptionA diazine that is benzene in which the carbon atoms at positions 1 and 4 have been replaced by nitrogen atoms.
Contaminant Sources
  • EAFUS Chemicals
  • FooDB Chemicals
  • HMDB Contaminants - Urine
  • HPV EPA Chemicals
  • OECD HPV Chemicals
  • Suspected Compounds – Schymanski Project
  • ToxCast & Tox21 Chemicals
Contaminant TypeNot Available
Chemical Structure
Thumb
Synonyms
ValueSource
1,4-DiazinChEBI
1,4-DiazineChEBI
p-DiazineChEBI
ParadiazineChEBI
PyrazinChEBI
pyzChEBI
PyrazinesMeSH
1, 4-DiazabenzeneHMDB
1,4-DiazabenzeneHMDB
2-CyanopyrazineHMDB
CyanopyrazineHMDB
PiazineHMDB
Piazine (obsol.)HMDB
Chemical FormulaC4H4N2
Average Molecular Mass80.088 g/mol
Monoisotopic Mass80.037 g/mol
CAS Registry Number110-85-0
IUPAC Namepyrazine
Traditional Namepyrazine
SMILESC1=CN=CC=N1
InChI IdentifierInChI=1S/C4H4N2/c1-2-6-4-3-5-1/h1-4H
InChI KeyKYQCOXFCLRTKLS-UHFFFAOYSA-N
Chemical Taxonomy
Description belongs to the class of organic compounds known as pyrazines. Pyrazines are compounds containing a pyrazine ring, which is a six-member aromatic heterocycle, that consists of two nitrogen atoms (at positions 1 and 4) and four carbon atoms.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassDiazines
Sub ClassPyrazines
Direct ParentPyrazines
Alternative Parents
Substituents
  • Pyrazine
  • Heteroaromatic compound
  • Azacycle
  • Organic nitrogen compound
  • Organopnictogen compound
  • Hydrocarbon derivative
  • Organonitrogen compound
  • Aromatic heteromonocyclic compound
Molecular FrameworkAromatic heteromonocyclic compounds
External Descriptors
Biological Properties
StatusDetected and Not Quantified
OriginNot Available
Cellular LocationsNot Available
Biofluid LocationsNot Available
Tissue LocationsNot Available
PathwaysNot Available
ApplicationsNot Available
Biological RolesNot Available
Chemical RolesNot Available
Physical Properties
StateNot Available
AppearanceNot Available
Experimental Properties
PropertyValue
Melting PointNot Available
Boiling PointNot Available
SolubilityNot Available
Predicted Properties
PropertyValueSource
Water Solubility534 g/LALOGPS
logP-0.29ALOGPS
logP-0.46ChemAxon
logS0.82ALOGPS
pKa (Strongest Basic)0.88ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area25.78 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity21.74 m³·mol⁻¹ChemAxon
Polarizability7.62 ųChemAxon
Number of Rings1ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
Spectra
Spectra
Spectrum TypeDescriptionSplash KeyView
GC-MSGC-MS Spectrum - EI-B (Non-derivatized)splash10-0ue9-9000000000-a9ecb71c1f0bcbaaf11bSpectrum
GC-MSGC-MS Spectrum - EI-B (Non-derivatized)splash10-0f89-9000000000-0df782a68a2c1241b0faSpectrum
GC-MSGC-MS Spectrum - EI-B (Non-derivatized)splash10-0ue9-9000000000-a9ecb71c1f0bcbaaf11bSpectrum
GC-MSGC-MS Spectrum - EI-B (Non-derivatized)splash10-0f89-9000000000-0df782a68a2c1241b0faSpectrum
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, Positivesplash10-001i-9000000000-0d169680fbd08985c9ddSpectrum
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, PositiveNot AvailableSpectrum
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, PositiveNot AvailableSpectrum
LC-MS/MSLC-MS/MS Spectrum - ESI-ITFT , positivesplash10-004i-9000000000-4ab2302c1f18fb749914Spectrum
LC-MS/MSLC-MS/MS Spectrum - ESI-ITFT , positivesplash10-001i-9000000000-e12a532426f546e87965Spectrum
LC-MS/MSLC-MS/MS Spectrum - ESI-ITFT , positivesplash10-001i-9000000000-e12a532426f546e87965Spectrum
LC-MS/MSLC-MS/MS Spectrum - ESI-ITFT , positivesplash10-001i-9000000000-e12a532426f546e87965Spectrum
LC-MS/MSLC-MS/MS Spectrum - ESI-ITFT , positivesplash10-001i-9000000000-e12a532426f546e87965Spectrum
LC-MS/MSLC-MS/MS Spectrum - ESI-ITFT , positivesplash10-001i-9000000000-e12a532426f546e87965Spectrum
LC-MS/MSLC-MS/MS Spectrum - ESI-ITFT , positivesplash10-001i-9000000000-94a5f82e15da219f831aSpectrum
LC-MS/MSLC-MS/MS Spectrum - ESI-ITFT , positivesplash10-001i-9000000000-94a5f82e15da219f831aSpectrum
LC-MS/MSLC-MS/MS Spectrum - ESI-ITFT , positivesplash10-001i-9000000000-e12a532426f546e87965Spectrum
LC-MS/MSLC-MS/MS Spectrum - ESI-ITFT , positivesplash10-001i-9000000000-e12a532426f546e87965Spectrum
LC-MS/MSLC-MS/MS Spectrum - APCI-ITFT , positivesplash10-001i-9000000000-a5db0ef57f8fb4432902Spectrum
LC-MS/MSLC-MS/MS Spectrum - APCI-ITFT , positivesplash10-001i-9000000000-a5db0ef57f8fb4432902Spectrum
LC-MS/MSLC-MS/MS Spectrum - APCI-ITFT , positivesplash10-001i-9000000000-67966ad1ea4c70f96224Spectrum
LC-MS/MSLC-MS/MS Spectrum - APCI-ITFT , positivesplash10-001i-9000000000-a5db0ef57f8fb4432902Spectrum
LC-MS/MSLC-MS/MS Spectrum - APCI-ITFT , positivesplash10-001i-9000000000-67966ad1ea4c70f96224Spectrum
LC-MS/MSLC-MS/MS Spectrum - APCI-ITFT , positivesplash10-001i-9000000000-67966ad1ea4c70f96224Spectrum
LC-MS/MSLC-MS/MS Spectrum - APCI-ITFT , positivesplash10-001i-9000000000-67966ad1ea4c70f96224Spectrum
LC-MS/MSLC-MS/MS Spectrum - APCI-ITFT , positivesplash10-001i-9000000000-a5db0ef57f8fb4432902Spectrum
LC-MS/MSLC-MS/MS Spectrum - APCI-ITFT , positivesplash10-001i-9000000000-67966ad1ea4c70f96224Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-001i-9000000000-73d255a36568e9413c78Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-001i-9000000000-c9bce48c51da920d5cd5Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-0zgi-9000000000-fdb72ce6f5a40ea431f8Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-004i-9000000000-7b4264e953d5ba3b2c75Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-004i-9000000000-88728ef69d13e92d73d6Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-004i-9000000000-461c3e6869f2758a24afSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
Toxicity Profile
Route of ExposureNot Available
Mechanism of ToxicityNot Available
MetabolismNot Available
Toxicity ValuesNot Available
Lethal DoseNot Available
Carcinogenicity (IARC Classification)Not Available
Uses/SourcesNot Available
Minimum Risk LevelNot Available
Health EffectsNot Available
SymptomsNot Available
TreatmentNot Available
Concentrations
StatusValueUnitSample LocationReference
DrugBank IDNot Available
HMDB IDHMDB0034176
FooDB IDFDB012468
Phenol Explorer IDNot Available
KNApSAcK IDC00053733
BiGG IDNot Available
BioCyc IDNot Available
METLIN IDNot Available
PDB IDNot Available
Wikipedia LinkPyrazine
Chemspider ID8904
ChEBI ID30953
PubChem Compound ID9261
Kegg Compound IDC02018
YMDB IDNot Available
ECMDB IDNot Available
References
Synthesis ReferenceNot Available
MSDSNot Available
General References
1. https://www.ncbi.nlm.nih.gov/pubmed/?term=24964033
2. Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.