Tributylphosphine , 95% , 998-40-3

Synonym(s):
NSC 91700;P(n-Bu)₃;TBP;Tributylphosphine

CAS NO.：998-40-3

Empirical Formula: C12H27P

Molecular Weight: 202.32

MDL number: MFCD00009462

EINECS: 213-651-2

PRODUCT Properties

• Melting point: -65 °C
• Boiling point: 150 °C50 mm Hg(lit.)
• Density: 0.81 g/mL at 25 °C(lit.)
• vapor density: 9 (vs air)
• vapor pressure: 1.9Pa at 20℃
• refractive index: n20/D 1.462(lit.)
• Flash point: 99 °F
• storage temp.: 2-8°C
• form: liquid
• Specific Gravity: 0.820 (20/4℃)
• color: Clear colorless to pale yellow
• Water Solubility: insoluble
• Sensitive: Moisture Sensitive/Air Sensitive
• BRN: 1738261
• Stability: Stable, but pyrophoric - spontaneously inflammable in air. Incompatible with oxidizing agents. Moisture sensitive.
• InChIKey: TUQOTMZNTHZOKS-UHFFFAOYSA-N
• CAS DataBase Reference: 998-40-3(CAS DataBase Reference)
• NIST Chemistry Reference: Phosphine, tributyl-(998-40-3)
• EPA Substance Registry System: Phosphine, tributyl- (998-40-3)

Description and Uses

Tributylphosphine is usually used as catalyst for Domino reactions of activated conjugated dienes with β,γ-unsaturated-α-ketoesters, [3+2]-Cycloadditions,Umpolung addition reactions,Reductive carbonylation, Allylation reactions.

Safety

• Symbol(GHS): GHS02,GHS05,GHS07,GHS09
• Signal word: Danger
• Hazard statements: H251-H302-H314-H411
• Precautionary statements: P235-P273-P280-P301+P312-P303+P361+P353-P305+P351+P338
• Hazard Codes: Xi,F,C,T
• Risk Statements: 36/38-34-21/22-17-11-37-36/37/38-61
• Safety Statements: 41-36/37/39-26-16-45-43-17-5-53
• RIDADR: UN 3254 4.2/PG 1
• WGK Germany: 3
• RTECS: SZ3270000
• F: 10-13-23
• Autoignition Temperature: 392 °F
• TSCA: Yes
• HazardClass: 4.2
• PackingGroup: I
• HS Code: 29319090
• Excepted Quantities: Forbidden