Tin(IV) chloride pentahydrate SnCl4·5H2O
Name: Tin(IV) chloride pentahydrate
CAS No.: 10026-06-9
Molecular formula: SnCl4·5H2O
Molecular weight: 278.53
Putity: 99%
Tin(IV) chloride pentahydrate structure
The molecular formula of Tin(IV) chloride pentahydrate is SnCl4·5H2O. Its structure comprises a central tin ion (Sn4+) surrounded by four chloride ions (Cl-) and five water molecules (H2O). The central tin ion (Sn4+) is coordinated with four chloride ions (Cl-), forming a tetrahedral structure. Meanwhile, the five water molecules (H2O) create coordination bonds with the central tin ion (Sn4+) through oxygen atoms, enhancing the stability of the structure of SnCl4·5H2O.
Use
Tin(IV) chloride pentahydrate is commonly used as a catalyst in organic synthesis. Due to its strong oxidizing nature and catalytic activity, it finds application in catalyzing organic synthesis reactions like esterification and dehydration of alcohols.
SnCl4·5H2O finds wide application in the electroplating industry. It serves as an additive in plating solutions, enhancing the corrosion resistance and surface quality of metal coatings.
SnCl4·5H2O is also utilized in the preparation of other inorganic compounds. For instance, it reacts with hydrogen sulfide to yield tin sulfide (SnS) and with sulfuric acid to produce tin(II) chloride (SnCl2), among other compounds.
Properties
SnCl4·5H2O is a colorless crystalline substance that exhibits an orthorhombic crystal structure. At room temperature, it is a stable solid that can dissolve in polar solvents such as water and ethanol.
SnCl4·5H2O under heating conditions, it can lose its crystalline water, yielding anhydrous tin(IV) chloride (SnCl4). When reacting with hydrogen gas, it can produce tin(II) chloride (SnCl2) and tin(IV) chloride (SnCl4). Reacting with ammonia can result in the formation of tin(II) chloride (SnCl2) and ammonium chloride (NH4Cl), among other products.
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