Record Information
Version1.0
Creation Date2016-05-22 07:08:49 UTC
Update Date2016-11-09 01:16:12 UTC
Accession NumberCHEM020484
Identification
Common NamePhthalazine
ClassSmall Molecule
DescriptionAn azaarene that is the 2,3-diaza analogue of naphthalene. The parent of the class of phthalazines.
Contaminant Sources
  • ToxCast & Tox21 Chemicals
Contaminant TypeNot Available
Chemical Structure
Thumb
Synonyms
ValueSource
2,3-BenzodiazineChEBI
2,3-DiazanaphthaleneChEBI
Benzo[D]pyridazineChEBI
BenzopyridazineChEBI
beta-PhenodiazineChEBI
b-PhenodiazineGenerator
Β-phenodiazineGenerator
Chemical FormulaC8H6N2
Average Molecular Mass130.150 g/mol
Monoisotopic Mass130.053 g/mol
CAS Registry Number253-52-1
IUPAC Namephthalazine
Traditional Namephthalazine
SMILESC1=CC=C2C=NN=CC2=C1
InChI IdentifierInChI=1S/C8H6N2/c1-2-4-8-6-10-9-5-7(8)3-1/h1-6H
InChI KeyLFSXCDWNBUNEEM-UHFFFAOYSA-N
Chemical Taxonomy
Description belongs to the class of organic compounds known as phthalazines. Phthalazines are compounds containing a phthalazine moiety, which consists of a benzene ring fused to a pyridazine, forming a 2,3-benzodiazine skeleton.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassDiazanaphthalenes
Sub ClassBenzodiazines
Direct ParentPhthalazines
Alternative Parents
Substituents
  • Phthalazine
  • Benzenoid
  • Pyridazine
  • Heteroaromatic compound
  • Azacycle
  • Organic nitrogen compound
  • Organopnictogen compound
  • Hydrocarbon derivative
  • Organonitrogen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic 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 Solubility3.76 g/LALOGPS
logP0.77ALOGPS
logP0.77ChemAxon
logS-1.5ALOGPS
pKa (Strongest Basic)2.89ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area25.78 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity40.21 m³·mol⁻¹ChemAxon
Polarizability13.11 ųChemAxon
Number of Rings2ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
Spectra
Spectra
Spectrum TypeDescriptionSplash KeyView
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, Positivesplash10-0f89-0900000000-c1ba5d2e410597f0a7a7Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, PositiveNot AvailableSpectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-001i-0900000000-793e7452707dc13677e9Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-001i-0900000000-7590bc3ef7384a3672cbSpectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-0ue9-2900000000-25239deb61dc06440c29Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-004i-0900000000-019ea1ad60e9d83d9578Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-004i-0900000000-b15873c33b01527235d5Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-004i-0900000000-f21ad55cbfe0ad464e59Spectrum
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
Not Available
DrugBank IDNot Available
HMDB IDHMDB0256500
FooDB IDNot Available
Phenol Explorer IDNot Available
KNApSAcK IDNot Available
BiGG IDNot Available
BioCyc IDNot Available
METLIN IDNot Available
PDB IDNot Available
Wikipedia LinkPhthalazine
Chemspider ID8852
ChEBI ID36597
PubChem Compound IDNot Available
Kegg Compound IDNot Available
YMDB IDNot Available
ECMDB IDNot Available
References
Synthesis ReferenceNot Available
MSDSNot Available
General References
1. https://www.ncbi.nlm.nih.gov/pubmed/?term=21169055
2. https://www.ncbi.nlm.nih.gov/pubmed/?term=21940905