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 Tributyl…