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Record Information
Version4.0
Creation Date2012-09-08 14:59:35 UTC
Update Date2017-09-27 08:28:15 UTC
HMDB IDHMDB0029201
Secondary Accession Numbers
  • HMDB29201
Metabolite Identification
Common NameHafnium
DescriptionHafnium is a chemical element with the symbol Hf and atomic number 72. Hafnium is used in filaments and electrodes. Some semiconductor fabrication processes use its oxide for integrated circuits at 45 nm and smaller feature lengths. Some superalloys used for special applications contain hafnium in combination with niobium, titanium, or tungsten.
Structure
Thumb
Synonyms
ValueSource
72HFChEBI
HafnioChEBI
HfChEBI
Chemical FormulaHf
Average Molecular Weight178.49
Monoisotopic Molecular Weight179.94654876
IUPAC Namehafnium
Traditional Namehafnium
CAS Registry NumberNot Available
SMILES
[Hf]
InChI Identifier
InChI=1S/Hf
InChI KeyVBJZVLUMGGDVMO-UHFFFAOYSA-N
Chemical Taxonomy
DescriptionThis compound belongs to the class of inorganic compounds known as homogeneous transition metal compounds. These are inorganic compounds containing only metal atoms,with the largest atom being a transition metal atom.
KingdomInorganic compounds
Super ClassHomogeneous metal compounds
ClassHomogeneous transition metal compounds
Sub ClassNot Available
Direct ParentHomogeneous transition metal compounds
Alternative ParentsNot Available
Substituents
  • Homogeneous transition metal
  • Acyclic compound
Molecular FrameworkAcyclic compounds
External Descriptors
Ontology
Disposition

Biological Location:

  Biofluid and excreta:

Role

Biological role:

Physical Properties
StateSolid
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
logP0ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count0ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area0 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity0 m³·mol⁻¹ChemAxon
Polarizability1.78 ųChemAxon
Number of Rings0ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Spectra
Spectra
Spectrum TypeDescriptionSplash Key
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-001i-0900000000-20275abb2ecde8545b76View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-001i-0900000000-20275abb2ecde8545b76View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-001i-0900000000-20275abb2ecde8545b76View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-004i-0900000000-d914b6f5dd563219ab6aView in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-004i-0900000000-d914b6f5dd563219ab6aView in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-004i-0900000000-d914b6f5dd563219ab6aView in MoNA
Biological Properties
Cellular LocationsNot Available
Biofluid Locations
  • Saliva
  • Urine
Tissue LocationNot Available
PathwaysNot Available
NameSMPDB/PathwhizKEGG
No entries found
Normal Concentrations
BiofluidStatusValueAgeSexConditionReferenceDetails
SalivaDetected and Quantified0.004 +/- 0.002 uMAdult (>18 years old)BothNormal
    • Zerihun T. Dame, ...
details
UrineDetected and Quantified0.00031 (0.00006-0.00110) umol/mmol creatinineAdult (>18 years old)Both
Normal
details
UrineDetected and Quantified0.00027 ± 0.00012 umol/mmol creatinineAdult (>18 years old)BothNormal details
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
DrugBank Metabolite IDNot Available
Phenol Explorer Compound IDNot Available
Phenol Explorer Metabolite IDNot Available
FoodDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID22422
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkHafnium
METLIN IDNot Available
PubChem Compound23986
PDB IDNot Available
ChEBI ID33343
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available