Skip to Content
Merck
All Photos(1)

Key Documents

79416

Sigma-Aldrich

Phosphazene base P2-t-Bu solution

~2.0 M in THF

Synonym(s):

1-tert-Butyl-2,2,4,4,4-pentakis(dimethylamino)-2λ5,4λ5-catenadi(phosphazene)

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C14H39N7P2
CAS Number:
Molecular Weight:
367.45
Beilstein:
5759205
MDL number:
UNSPSC Code:
12352001
PubChem Substance ID:
NACRES:
NA.22

form

solution

concentration

~2.0 M in THF

functional group

amine

SMILES string

CN(C)P(=NC(C)(C)C)(N=P(N(C)C)(N(C)C)N(C)C)N(C)C

InChI

1S/C14H39N7P2/c1-14(2,3)15-22(17(4)5,18(6)7)16-23(19(8)9,20(10)11)21(12)13/h1-13H3

InChI key

CJTQESMNKMUZAO-UHFFFAOYSA-N

Other Notes

Extremely strong and hindered neutral nitrogen base; it is about 109 times more basic than DBU [pKa (DMSO) 21.45]. Stable to hydrolysis and unaffected by alkylating agents; Highly selective base; Deprotonation of phosphines

Signal Word

Danger

Hazard Statements

Hazard Classifications

Carc. 2 - Flam. Liq. 2 - Skin Corr. 1B - STOT SE 3

Target Organs

Respiratory system

Supplementary Hazards

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

1.4 °F - closed cup

Flash Point(C)

-17 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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.

Already Own This Product?

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

Visit the Document Library

F. Uhlig et al.
Phosphorus, Sulfur, and Silicon and the Related Elements, 81, 155-155 (1993)
R. Schwesinger et al
Liebigs Ann. Chem., 1055-1055 (1996)
M. Falk-Heppner et al.
Angewandte Chemie (International Edition in English), 101, 1281-1281 (1989)

Articles

Phosphazene base reagents are available as monomeric (P1 and BEMP), dimeric (P2), and tetrameric (P4) bases with different side chains to control their sterical hindrance.

Phosphazene base reagents are available as monomeric (P1 and BEMP), dimeric (P2), and tetrameric (P4) bases with different side chains to control their sterical hindrance.

Phosphazene base reagents are available as monomeric (P1 and BEMP), dimeric (P2), and tetrameric (P4) bases with different side chains to control their sterical hindrance.

Phosphazene base reagents are available as monomeric (P1 and BEMP), dimeric (P2), and tetrameric (P4) bases with different side chains to control their sterical hindrance.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service