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CHEBI:37802 - thallium-203 atom

Default Structure
ChEBI IDCHEBI:37802
ChEBI Namethallium-203 atom
Stars
DefinitionThe stable isotope of thallium with relative atomic mass 202.9723. The least abundant (29.524 atom percent) isotope of naturally occurring thallium.
Last Modified8 September 2026
SubmitterKirill Degtyarenko
DownloadsMolfile
Formula[203Tl]
Net Charge0
Average Mass202.972
Monoisotopic Mass202.97234
SMILES[203Tl]
InChIInChI=1S/Tl/i1-1
InChIKeyBKVIYDNLLOSFOA-BJUDXGSMSA-N
ChEBI Ontology
Outgoing Relation(s)
thallium-203 atom (CHEBI:37802) is a thallium atom (CHEBI:30440)
IUPAC Name 
thallium-203
Synonyms  Source
20381TlIUPAC
203TlIUPAC
thallium, isotope of mass 203ChemIDplus
Registry NumbersSources
CAS:14280-48-9ChemIDplus