Structured Summary
Abstract
(T-4)-Osmium oxide (OsO4). A highly toxic and volatile oxide of osmium used in industry as an oxidizing agent. It is also used as a histological fixative and stain and as a synovectomy agent in arthritic joints. Its vapor can cause eye, skin, and lung damage.
Chemical Identity
Chemical Information
- Molecular Formula
- O4Os
- Molecular Weight
- 254.2 g/mol
- CAS Registry No.
- 20816-12-0
- IUPAC Name
- tetraoxoosmium
- InChIKey
- VUVGYHUDAICLFK-UHFFFAOYSA-N
- SMILES
- O=[Os](=O)(=O)=O
- MeSH Unique ID
- D009993
- Source
- PubChem CID 30318
MeSH Record
Classification
Broader headings
Related Concepts
Knowledge Graph
Drag nodes to rearrange; hover to trace links; click a node to open its page.
MeSH Record
Synonyms
3 entry terms
- Osmic Acid
- Acid, Osmic
- Tetroxide, Osmium
MeSH Record
Aspects Covered
24 allowable subheadings
Indexed with the subheadings administration & dosage, adverse effects, agonists, analysis, antagonists & inhibitors, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, economics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.
MeSH Record
Indexing Annotation
indust & histol uses
MeSH Record
History Note
91(79); was see under OSMIUM 1979-90
MeSH Record
Previous Indexing
- Osmium (1966-1978)
- Oxides (1966-1978)
MeSH Hierarchy
Tree Numbers
AMA Style
References
- National Library of Medicine. Osmium Tetroxide. Medical Subject Headings (MeSH). 2026. Unique ID D009993. http://id.nlm.nih.gov/mesh/2026/D009993
- Osmium Tetroxide. In: Wikipedia. https://en.wikipedia.org/wiki/Osmium_tetroxide
- Osmium Tetroxide. In: Wikidata. https://www.wikidata.org/wiki/Q422021
- Osmium Tetroxide. In: PubChem Compound. CID 30318. https://pubchem.ncbi.nlm.nih.gov/compound/30318