Chemicals and Drugs

Plutonium

A naturally radioactive element of the actinide metals series. It has the atomic symbol Pu, and atomic number 94. Plutonium is used as a nuclear fuel, to produce radioisotopes for research, in radionuclide batteries for pacemakers, and as the agent of fission in nuclear weapons.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A naturally radioactive element of the actinide metals series. It has the atomic symbol Pu, and atomic number 94. Plutonium is used as a nuclear fuel, to produce radioisotopes for research, in radionuclide batteries for pacemakers, and as the agent of fission in nuclear weapons.

Chemical Identity

Chemical Information

Molecular Formula
Pu
Molecular Weight
244.06420 g/mol
CAS Registry No.
7440-07-5
IUPAC Name
plutonium
InChIKey
OYEHPCDNVJXUIW-UHFFFAOYSA-N
SMILES
[Pu]
MeSH Unique ID
D011005
Source
PubChem CID 23940

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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MeSH Record

Aspects Covered

19 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, analysis, blood, cerebrospinal fluid, chemistry, classification, economics, history, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Hierarchy

Tree Numbers

  1. D01w.268w.271w.100w.700w
  2. D01w.268w.556w.700w
  3. D01w.496w.749.305w.100w.700w
  4. D01w.552w.020w.734w
  5. D01w.552w.544w.700w

AMA Style

References

  1. National Library of Medicine. Plutonium. Medical Subject Headings (MeSH). 2026. Unique ID D011005. http://id.nlm.nih.gov/mesh/2026/D011005
  2. Plutonium. In: Wikipedia. https://en.wikipedia.org/wiki/Plutonium
  3. Plutonium. In: Wikidata. https://www.wikidata.org/wiki/Q1102
  4. Plutonium. In: PubChem Compound. CID 23940. https://pubchem.ncbi.nlm.nih.gov/compound/23940