Skip to Content
Merck
CN

Key Documents

View All Documentation

731374

Tri-n-butylphosphine

99%, liquid

Synonym(s):

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

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Linear Formula:
[CH3(CH2)3]3P
CAS Number:
998-40-3
Molecular Weight:
202.32
NACRES:
NA.22
PubChem Substance ID:
329764649
UNSPSC Code:
12352128
EC Number:
213-651-2
MDL number:
MFCD00009462
Beilstein/REAXYS Number:
1738261
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

Tri-n-butylphosphine, 99%

vapor density

9 (vs air)

Quality Segment

100

assay

99%

form

liquid

autoignition temp.

392 °F

reaction suitability

reaction type: Buchwald-Hartwig Cross Coupling Reaction, reaction type: Heck Reaction, reaction type: Hiyama Coupling, reaction type: Negishi Coupling, reaction type: Sonogashira Coupling, reaction type: Stille Coupling, reaction type: Suzuki-Miyaura Coupling, reagent type: ligand

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

Catalyst for:
  • Domino reactions of activated conjugated dienes with β,γ−unsaturated-α-ketoesters
  • [3+2]-Cycloadditions
  • Umpolung addition reactions
  • Reductive carbonylation
  • Allylation reactions

Still not finding the right product?

Explore all of our products under Tri-n-butylphosphine

signalword

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

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library