Osmium(III) chloride

Osmium(III) chloride
Names
Other names
trichloroosmium, osmium trichloride
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.033.247 Edit this at Wikidata
EC Number
  • 236-587-7
  • InChI=1S/3ClH.Os/h3*1H;/q;;;+3/p-3
    Key: UAIHPMFLFVHDIN-UHFFFAOYSA-K
  • Cl[Os](Cl)Cl
Properties
Cl3Os
Molar mass 296.58 g·mol−1
Appearance black-brown crystals
Melting point 560 °C (1,040 °F; 833 K)
soluble
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Osmium(III) chloride is an inorganic chemical compound of osmium metal and chlorine with the chemical formula OsCl3.

Synthesis

Osmium(III) chloride can be made by a reaction of chlorine with osmium:

2Os + 3Cl2 → 2OsCl3

It can also be made by heating of osmium(IV) chloride:

2OsCl4 → 2OsCl3 + Cl2

Physical properties

Sample of commercial osmium trichloride trihydrate.

Osmium(III) chloride forms black-brown crystals.

Osmium(III) chloride forms a hydrate of the composition OsCl3·3H2O with dark green crystals.

Uses and reactions

Osmium(III) chloride hydrate is used as a precursor material for the production of dichlorodihydridoosmium complex compounds and other compounds.

It is the precursor to a variety of arene complexes.


This page was last updated at 2024-03-20 12:17 UTC. Update now. View original page.

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