Alias​​: TBUP

Formula: C₁₂H₂₇P
Structural formula: (C₄H₉) 3P
Molecular Weight: 202.32
CAS No. :998 -40-3
EINECS No. :213 -651-2 [1]
RTECS Number: SZ3270000
Appearance: colorless liquid. Has a garlic-like odor.
Melting point: -60 ~ -65
Boiling Point: 240
Relative density (water = 1): 0.81
The relative density (Air = 1):
Saturation vapor pressure (kPa): 6.67 (150 ℃)
Flammability: Combustible
Flash point (℃): 37
Ignition temperature (℃) Ignition temperature (℃): 200
Hazardous characteristics: a strong reduction. Fever case, the fire or contact with oxidants, cause a fire hazard.
Combustion (decomposition) products: carbon monoxide, carbon dioxide, phosphorus oxide.
Stability: Stable
Hazardous Polymerization: Will not occur
Substances to be avoided: strong oxidizing agents, oxygen.
Fire fighting methods: foam, carbon dioxide, dry powder, sand

Main purpose: It is an important organic phosphine ligand transition metal widely used in organic synthesis. Can be used as a reducing agent, open reduction in protein disulfide bonds, but also to restore a carbonyl group and an epoxy group; can be used as an olefin polymerization catalyst, dibenzyl alcohol carbonylation catalyst, aminomethyl polybutadiene catalyst, not saturated steroid selective hydrogenation catalysts.
Solubility: insoluble in water, soluble in methanol, diethyl ether, ethanol, benzene
Storage Precautions: Store in a cool, ventilated storage room. Keep away from fire and heat. Packing seal, can not contact with air. Should oxidants, acids, food chemicals stored separately. Handling of light when light unloading, packaging and containers to prevent damage.