Sodium pyroantimoniate

About Sodium pyroantimoniate

Sodium pyroantimoniate is an alkali metal compound in Synthesis grade carrying the CAS registry number 12507-68-5. With the molecular formula H2Na2O7Sb2, it has a molar mass of 403.51 g/mol. The IUPAC name is disodium. Hydroxy-[hydroxy(oxido)stiboryl]oxystibinate. Common synonyms include Sodiumpyroantimonate and Antimony sodium oxide (Sb3NaO7).

The material typically appears as white to orange to yellow powder or crystal or chunks. Store sealed in a dry, well-ventilated location away from incompatible materials. Good laboratory practice and suitable PPE are recommended during handling.

Typical applications include materials research and chemical synthesis. Our customers for this product work in academic and industrial research.

Available in 5 g, 25 g, 100 g and 500 g packs, Sodium pyroantimoniate is dispatched with a Certificate of Analysis (COA) to destinations worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

Materials research
Chemical synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Sodium pyroantimoniate
Catalogue No.	VQ-014220
CAS Number	12507-68-5
IUPAC name	disodium;hydroxy-[hydroxy(oxido)stiboryl]oxystibinate
Molecular formula	H₂Na₂O₇Sb₂
Molecular weight	403.51 g/mol
Exact mass	403.7676
Grade	Synthesis
HSN code	29420090
InChIKey	RURQIMRKMDEGBS-UHFFFAOYSA-L
SMILES	O[Sb](=O)([O-])O[Sb](=O)(O)[O-].[Na+].[Na+]
PubChem CID	102600862

Physical properties
Physical form	Crystalline
Appearance	White to orange to yellow powder or crystal or chunks
H-bond donors / acceptors	2 / 7
TPSA	130 Å²

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 Sodium pyroantimoniate?

The CAS Registry Number of Sodium pyroantimoniate is 12507-68-5. It is also known as Sodiumpyroantimonate, Antimony sodium oxide (Sb3NaO7).

What is the molecular formula and molecular weight of Sodium pyroantimoniate?

Sodium pyroantimoniate has the molecular formula H2Na2O7Sb2 and a molecular weight of 403.51 g/mol.

Which grade and pack sizes of Sodium pyroantimoniate can I order?

We supply Sodium pyroantimoniate in Synthesis grade, in 5 g, 25 g, 100 g, 500 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Sodium pyroantimoniate?

Yes. Every lot of Sodium pyroantimoniate 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 Sodium pyroantimoniate be shipped internationally?

Yes. We export Sodium pyroantimoniate worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.