Provenance

Reference data from EU CLP Annex VI and published regulations — verify against your supplier's SDS before use.

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Substance profile

Dibutyltin dichloride

Dibutyltin dichloride is a white crystalline solid.

CAS 683-18-1 Danger

01 · Identification

What Dibutyltin dichloride is

Dibutyltin dichloride is a white crystalline solid. It melts at 43 °C, is practically insoluble in water.

Under the GHS it carries the signal word Danger.

CAS number683-18-1
EC number211-670-0
Index number050-022-00-X

Other names for Dibutyltin dichloride

  • (DBTC)

02 · GHS classification

Hazards and label elements

Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.

Signal wordDanger
Hazard statements assigned to Dibutyltin dichloride
CodeHazard statement
H341 Suspected of causing genetic defects <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>.
H360FD May damage fertility. May damage the unborn child.
H330 Fatal if inhaled.
H301 Toxic if swallowed.
H312 Harmful in contact with skin.
H372 Causes damage to organs <or state all organs affected, if known> through prolonged or repeated exposure <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>.
H314 Causes severe skin burns and eye damage.
H400 Very toxic to aquatic life.
H410 Very toxic to aquatic life with long lasting effects.

Precautionary statements: P201, P260, P270, P271, P273, P280, P301, P302, P304, P308, P310, P312, P313, P314, P330, P331, P352, P391, P501

03 · Physical and chemical properties

Dibutyltin dichloride properties

Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.

Property Value Conditions Source
Boiling point 135 °C (275 °F) at 10 mmHg (reduced pressure) HSDB
Melting point 43 °C (109.4 °F) HSDB
Density 1.36 g/cm³ at 24 °C HSDB
Solubility SOL IN ETHER, BENZENE, ALCOHOL HSDB
Insoluble in cold water; hydrolyzed in hot water. HSDB
Vapor pressure 2 mmHg at 100 °C HSDB
Flash point 168.33 °C (335 °F) HSDB
Vapor density 10.5 (air = 1) HSDB

Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.

04 · Handling and storage

Storing and handling Dibutyltin dichloride

Incompatible materials

... Will react with water or steam to produce heat and toxic fumes; can react vigorously with oxidizing materials.

Source: Hazardous Substances Data Bank (HSDB)

Planning storage for a mix of chemicals? Check Dibutyltin dichloride in the storage compatibility matrix →

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