ChemicalBook >>Tributylphosphine>>TBUP(998-40-3)


Product IdentificationBack to Contents
【Product Name】




【Molecular Weight】



【RTECS Class】


【Beilstein Reference】

Physical and Chemical PropertiesBack to Contents

Clear, colorless to pale yellow oily liquid with a stench.
【Solubility in water】

【Melting Point】

【Boiling Point】

【Vapor Pressure】


0.8165 g/cm3 (20 C)

A ligand in transition metal complexes. Used as a catalyst modifier.
【Vapor Density】

【Refractive Index】

1.4542 (25 C)
First Aid MeasuresBack to Contents

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately.

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.

Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Handling and StorageBack to Contents

Keep away from heat, sparks, and flame. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Keep containers tightly closed. Do not expose to air. Store under an inert atmosphere. Do not store with corrosive materials.

Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use only in a well ventilated area. Minimize dust generation and accumulation. Use spark-proof tools and explosion proof equipment. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Handle under an inert atmosphere. Wash clothing before reuse.
Hazards IdentificationBack to Contents

Causes respiratory tract irritation.

Causes skin irritation. May be harmful if absorbed through the skin.

Causes eye irritation.

May cause gastrointestinal irritation with nausea, vomiting and diarrhea. May be harmful if swallowed.

May ignite on contact with moist air or moisture. May burn rapidly with flare-burning effect. Some react vigorously or explosively on contact with water. Some may decompose explosively when heated or involved in a fire. May re-ignite after fire is extinguished. Runoff may create fire or explosion hazard.
【EC Risk Phrase】

R 8 17 21/22 34
【EC Safety Phrase】

S 17 26 36/37/39 45
【UN (DOT)】

Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.

A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use. Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
【Exposure Effects】

The toxological properties of this substance have not been fully investigated.
Fire Fighting MeasuresBack to Contents
【Flash Point】


【Fire Fighting】

Use alcohol foam, dry chemical or carbon dioxide. Use graphite, soda ash, powdered sodium chloride, or suitable dry powder. Keep run-off water out of sewers and water sources.
【Fire Potential】

Flammable/combustible material.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Clean up spills immediately, using the appropriate protective equipment. Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Isolate area and deny entry. Provide ventilation. Place under an inert atmosphere. Do not use combustible materials such as paper towels to clean up spill.
Stability and ReactivityBack to Contents

Stable under normal temperatures and pressures. Stable at room temperature in closed containers under normal storage and handling conditions. Powder or liquid is pyrophoric.

Strong oxidizing agents, oxygen, moisture, air.

Phosphine, carbon monoxide, oxides of phosphorus, irritating and toxic fumes and gases, carbon dioxide.
【Combustion Products】

Fire will produce irritating, corrosive and/or toxic gases.
Transport InformationBack to Contents
【UN Number】

【Hazard Class】

【Packing Group】

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