CHEBI:50076 - chromium-51

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ChEBI Name chromium-51
ChEBI ID CHEBI:50076
Definition A synthetic radioactive isotope of chromium having a half-life of 27.7 days and decaying by electron capture with emission of γ rays (0.32 MeV); it is used to label red blood cells for measurement of mass or volume, survival time, and sequestration studies, for the diagnosis of gastrointestinal bleeding, and to label platelets to study their survival.
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
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Formula [51Cr]
Net Charge 0
Average Mass 50.945
Monoisotopic Mass 50.94477
InChI InChI=1S/Cr/i1-1
InChIKey VYZAMTAEIAYCRO-BJUDXGSMSA-N
SMILES [51Cr]
Roles Classification
Biological Role(s): micronutrient
Any nutrient required in small quantities by organisms throughout their life in order to orchestrate a range of physiological functions.
(via chromium atom )
allergen
A chemical compound, or part thereof, which causes the onset of an allergic reaction by interacting with any of the molecular pathways involved in an allergy.
(via metal allergen )
Application(s): radioactive label

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ChEBI Ontology
Outgoing chromium-51 (CHEBI:50076) has role radioactive label (CHEBI:35211)
chromium-51 (CHEBI:50076) is a chromium atom (CHEBI:28073)
IUPAC Name
chromium-51
Synonyms Sources
5124Cr IUPAC
51Cr IUPAC
51Cr ChemIDplus
Chromium, isotope of mass 51 ChemIDplus
Registry Number Type Source
14392-02-0 CAS Registry Number ChemIDplus
Last Modified
29 May 2008