Preferred Label : actinium;
MeSH definition : A trivalent radioactive element and the prototypical member of the actinide family.
It has the atomic symbol Ac, and atomic number 89. Its principal isotope is 227 and
it decays primarily by beta-emission.;
MeSH CAS label : actinium;
MeSH Related Number : 7440-34-8 (Actinium);
Registry Number MeSH : 7440-34-8;
MeSH annotation : naturally radioactive; IM;
Wikipedia link : https://en.wikipedia.org/wiki/Actinium;
Is substance : O;
UNII : NIK1K0956U;
InChIKey : QQINRWTZWGJFDB-UHFFFAOYSA-N;
Origin ID : D000186;
UMLS CUI : C0001246;
Allowable qualifiers
- Currated CISMeF NLP mapping
- Indexing information
- actinium 1,4,7,10,13,16-hexaazacyclohexadecane-N,N',N'',N''',N'''',N'''''-hexaacetic
acid [MeSH Supplementary Concept]
- Record concept(s)
- Related MeSH Supplementary Concept(s)
- Semantic type(s)
A trivalent radioactive element and the prototypical member of the actinide family.
It has the atomic symbol Ac, and atomic number 89. Its principal isotope is 227 and
it decays primarily by beta-emission.
