Chinese name: Dibutyltin dichloride

English name: 4210, Dibutyltin dichloride, Di-n-Butyldichlorotin

Physical and chemical properties:

CAS 683-18-1

EC 211-670-0

Molecular formula C8H18CI2SN

Molecular weight: 303.85

Properties: White crystals. Moisture-sensitive, hydrolyzes in hot water. Soluble in various organic solvents, insoluble in water. Relative density (d244) 1.36. Melting point 39 ~ 41 ℃. Boiling point 135 ℃ (1.33kPa). Refractive index (n51D) 1.4991. Flash point>112℃. Moderate toxicity, the median lethal dose (rat, oral) 100mg/kg. Corrosive.

【Appearance properties】White crystals.

【melting point】39 °C

【Boiling point】135 °C10 mm Hg(lit.)


【Refractive index】1.4991

【Flash point】>230 °F

【Storage conditions】2-8°C

【Water solubility】320 mg/L, hydrolises in hot water

• White crystalline solid

• Intermediate for producing dibutyltin compounds

• Precursor for glass coating

• Reactive additive for synthetic rubber to improve

carbon black dispersibility


Organic Synthesis. Polymerization catalyst. Organotin intermediates.

Storage and transportation:

It should be sealed and stored in a dry, cool and ventilated warehouse.


Packing: 25Kg cardboard drum.

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