Tributyltin Hydride
Pharmaceutical Materials 2025-03-02
CAS Number: 688-73-3.
Molecular Formula: C12H28Sn.
Molecular Weight: 291.06.
Appearance: Nearly colorless liquid.
Density: 1.082 g/mL at 25°C. B
oiling Point: 281.5±9.0°C at 760 mmHg.
Usage: Widely used as a reducing agent in radical reactions.
| Attribute | Details |
|---|---|
| Chemical Name | Tributyltin Hydride |
| Synonyms | Tri-n-butyltin hydride; Tributylstannane; Tributyltin; etc. |
| CAS Number | 688-73-3 |
| Molecular Formula | C12H27Sn |
| Molecular Weight | 291.061 g/mol |
| Appearance | Nearly colorless liquid |
| Density | 1.082 g/mL at 25 °C |
| Melting Point | Below 0 °C |
| Boiling Point | 281.5 ± 9.0 °C at 760 mmHg |
| Flash Point | 124.0 ± 18.7 °C (or 40°C, depending on sources) |
| Refractive Index | 1.473 (at 20°C) |
| Solubility | Reacts with water to form tributyltin hydroxide. Soluble in most organic solvents. |
| Chemical Properties | Acts as a reducing agent. Used in reductive radical reactions, reduction cleavage, intramolecular cyclization, and addition reactions to compounds with π-bonds. |
| Hazard Statements | Flammable liquid and vapor. Harmful in contact with skin. Irritating to eyes and skin. May cause serious damage to health by prolonged exposure through inhalation and if swallowed. Very toxic to aquatic organisms. |
| Precautionary Statements | Keep away from sources of ignition. Wear suitable protective clothing, gloves, and eye/face protection. Avoid release to the environment. In case of accident or if you feel unwell, seek medical advice immediately. Store in a cool, dry place, away from oxidizing agents, acids, and halogens. Keep the container tightly closed and locked. |
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