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T49484

Tri-n-butylphosphine

97%

Synonym(s):

Tributylphosphine, NSC 91700, P(n-Bu)3, TBP

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About This Item

Linear Formula:
[CH3(CH2)3]3P
CAS Number:
998-40-3
Molecular Weight:
202.32
UNSPSC Code:
12352128
NACRES:
NA.22
PubChem Substance ID:
24900248
EC Number:
213-651-2
Beilstein/REAXYS Number:
1738261
MDL number:
MFCD00009462
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vapor density

9 (vs air)

Quality Segment

assay

97%

autoignition temp.

392 °F

reaction suitability

reagent type: ligand
reaction type: Acetylations, reagent type: ligand
reaction type: Addition Reactions, reagent type: ligand
reaction type: Stille Coupling

refractive index

n20/D 1.462 (lit.)

bp

150 °C/50 mmHg (lit.)

density

0.81 g/mL at 25 °C (lit.)

functional group

phosphine

SMILES string

CCCCP(CCCC)CCCC

InChI

1S/C12H27P/c1-4-7-10-13(11-8-5-2)12-9-6-3/h4-12H2,1-3H3

InChI key

TUQOTMZNTHZOKS-UHFFFAOYSA-N

Application

1,4-addition catalyst; used with disulfides for the thioetherification of alcohols; acylation catalyst; used to prepare active esters.

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Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Dam. 1 - Pyr. Liq. 1 - Skin Corr. 1A

Storage Class

4.2 - Pyrophoric and self-heating hazardous materials

Flash Point (°F)

242.6 °F - closed cup

Flash Point (°C)

117 °C - closed cup

PPE (personal protective equipment)

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

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