Tin(II) Fluoroborate, chemically known as Sn(BF4)2

Tin(II) Fluoroborate, chemically known as Sn(BF4)2, is a white crystalline solid with the CAS registry number 13814-97-6 and EINECS number 237-487-6. It has a molecular weight of 292.32 and is soluble in water, forming stable aqueous solutions. The compound is characterized by a density of 1.67 g/mL at 25°C and a melting point of over 130°C, at which it decomposes.

Industrially, Tin(II) Fluoroborate is primarily used in the electroplating industry as a source of tin ions for tin plating processes. It is also utilized in the production of electronic components, such as printed circuit boards, where it serves as a solderability preservative. Additionally, it finds applications in the manufacturing of glass and ceramics, acting as a fluxing agent to lower the melting point of materials.

Safety is a critical consideration with Tin(II) Fluoroborate. It is classified as corrosive to metals (Category 1), acutely toxic orally (Category 4), a skin sensitizer (Category 1), and an eye irritant (Category 2). The compound is labeled with hazard symbols indicating its corrosive nature, and it is advised to handle it with extreme care to avoid contact with skin and eyes. In case of contact, immediate medical attention is required.

For storage, Tin(II) Fluoroborate should be kept in a cool, dry place, tightly closed in a corrosion-resistant container with a resistant inner liner. Disposal must be carried out in accordance with applicable laws and regulations, and the compound should be disposed of to an appropriate treatment and disposal facility.

In summary, Tin(II) Fluoroborate is a significant industrial chemical with applications in electroplating, electronics, and the manufacture of glass and ceramics. Its properties, uses, and the need for stringent safety precautions define its role in the chemical industry.