Chemicals and Drugs

Tantalum

A rare metallic element, atomic number 73, atomic weight 180.948, symbol Ta. It is a noncorrosive and malleable metal that has been used for plates or disks to replace cranial defects, for wire sutures, and for making prosthetic devices.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A rare metallic element, atomic number 73, atomic weight 180.948, symbol Ta. It is a noncorrosive and malleable metal that has been used for plates or disks to replace cranial defects, for wire sutures, and for making prosthetic devices.

Chemical Identity

Chemical Information

Molecular Formula
Ta
Molecular Weight
180.9479 g/mol
CAS Registry No.
7440-25-7
IUPAC Name
tantalum
InChIKey
GUVRBAGPIYLISA-UHFFFAOYSA-N
SMILES
[Ta]
MeSH Unique ID
D013635
Source
PubChem CID 23956

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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MeSH Record

Synonyms

2 entry terms
  • Tantalum-181
  • Tantalum 181

MeSH Record

Aspects Covered

24 allowable subheadings

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

MeSH Hierarchy

Tree Numbers

  1. D01w.268w.556w.837w
  2. D01w.268w.956w.859w
  3. D01w.552w.544w.837w

AMA Style

References

  1. National Library of Medicine. Tantalum. Medical Subject Headings (MeSH). 2026. Unique ID D013635. http://id.nlm.nih.gov/mesh/2026/D013635
  2. Tantalum. In: Wikipedia. https://en.wikipedia.org/wiki/Tantalum
  3. Tantalum. In: Wikidata. https://www.wikidata.org/wiki/Q1123
  4. Tantalum. In: PubChem Compound. CID 23956. https://pubchem.ncbi.nlm.nih.gov/compound/23956