Tin (IV) Oxide - Materials / Alfa Chemistry

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Tin (IV) Oxide

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Catalog Number

ACMA00014403

Product Name

Tin (IV) Oxide

Category

Glass Additives

Description

Tin(iv) oxide appears as white or off-white crystalline solid or powder. mp: 1127°C, Sublimes: 1800-1900°C, density: 6.95 g/cm³ Insoluble in water. Soluble in concentrated sulfuric acid, hydrochloric acid. Occurs in nature as the mineral cassiterite. Used as a catalyst, in putty, as a polishing powder for steel and glass, in ceramic glazes and colors. "Flowers of tin" refers to the material collected as the result of condensation after sublimation.;DryPowder; OtherSolid;WHITE OR SLIGHTLY GREY POWDER.

IUPAC Name

dioxotin

Molecular Weight

150.71g/mol

Molecular Formula

SnO2;SnO2;O2Sn

Canonical SMILES

O=[Sn]=O

InChI

InChI=1S/2O.Sn

InChI Key

XOLBLPGZBRYERU-UHFFFAOYSA-N

Boiling Point

Decomposes (NIOSH, 2016)

Melting Point

2966 °F (Decomposes) (NIOSH, 2016);1630 °C

Density

6.95 (NIOSH, 2016);6.95 g/cm³

Solubility

Insoluble (NIOSH, 2016);Solubility in water: none

Application

Tin (IV) Oxide, a white or off-white powder, plays a versatile role across multiple industries. Primarily, it serves as a precursor in the synthesis of various tin compounds and salts, particularly trivalent ones. In ceramics, Tin (IV) Oxide acts as an opacifier, transforming transparent glazes to a brilliant opaque white and enhancing their refractoriness. This compound is also instrumental in crafting customized glass, providing it with a porcelain-like appearance. As a highly effective polishing agent, it is used to achieve a smooth finish on glass and natural stones, including marble, granite, and quartz. Additionally, Tin (IV) Oxide finds application in the realm of electronics and energy, where it is used in semiconductors, photovoltaic materials, solar cells, and lithium-ion batteries. It also serves as a photocatalyst and a gas-sensing agent in solid-state detectors, demonstrating its broad utility in scientific and industrial fields.

Complexity

18.3

Covalently-Bonded Unit Count

EC Number

242-159-0

Exact Mass

151.892031g/mol

Formal Charge

Heavy Atom Count

ICSC Number

0954

MeSH Entry Terms