Potassium osmate

Name: Potassium osmate
Brand: Vaqora Chemicals
SKU: VQ-014058

About Potassium osmate

Vaqora Chemicals supplies Potassium osmate, an alkali metal compound registered under CAS number 10022-66-9 at a purity of 51%. The compound has the formula H4K2O6Os, corresponding to a molecular weight of 368.5 g/mol. The IUPAC name is dipotassium. Dioxido(dioxo)osmium. Dihydrate. It is also known as Potassium osmate(VI) dihydrate or Potassium osmate dihydrate.

It is supplied as a brown to violet powder. Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

It is commonly used for organic synthesis and catalysis. Our customers for this product work in academic and industrial research.

Available in 1 g, 5 g and 1000 x 1 g packs, Potassium osmate is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Organic synthesis
Catalysis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Potassium osmate
Catalogue No.	VQ-014058
CAS Number	10022-66-9
IUPAC name	dipotassium;dioxido(dioxo)osmium;dihydrate
Molecular formula	H₄K₂O₆Os
Molecular weight	368.5 g/mol
Exact mass	369.8897
Purity / assay	51%
HSN code	28439019
InChIKey	DGODWNOPHMXOTR-UHFFFAOYSA-N
SMILES	O.O.[O-][Os](=O)(=O)[O-].[K+].[K+]
PubChem CID	53393272

Physical properties
Physical form	Powder
Appearance	Brown to violet powder
H-bond donors / acceptors	2 / 6
TPSA	82.3 Å²
Synonyms	Potassium osmate(VI) dihydrate, Potassium osmate dihydrate, Dipotassium tetrahydroxodioxoosmate, Potassium osmate (K2OsO2(OH)4), Potassium osmate (K2OsO4), dihydrate, Dipotassium tetrahydroxodioxoosmate(2-), Dipotassium tetrahydroxydioxoosmate(2-), trans-Potassium tetrahydroxodioxoosmate(2-), Dipotassium trans-tetrahydroxodioxoosmate(2-), trans-Dipotassium tetrahydroxodioxoosmate(2-), Potassium osmium oxide hydroxide (K2OsO2(OH)4), Osmic acid (H2OsO4), dipotassium salt, dihydrate

Safety & hazard information (GHS)

Toxic

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H311Toxic in contact with skin
H330Fatal if inhaled
H331Toxic if inhaled

Precautionary statements: P260, P261, P262, P264, P270, P271, P280, P284, P301 + P316, P302 + P352, P304 + P340, P316, P320, P321, P330, P361 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Potassium osmate?

The CAS Registry Number of Potassium osmate is 10022-66-9. It is also known as Potassium osmate(VI) dihydrate, Potassium osmate dihydrate, Dipotassium tetrahydroxodioxoosmate.

What is the molecular formula and molecular weight of Potassium osmate?

Potassium osmate has the molecular formula H4K2O6Os and a molecular weight of 368.5 g/mol.

Which grade and pack sizes of Potassium osmate can I order?

We supply Potassium osmate in (51%) grade, in 1 g, 5 g, 1000 x 1 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Potassium osmate?

Yes. Every lot of Potassium osmate is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Potassium osmate be shipped internationally?

Yes. Potassium osmate is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.