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Merck
CN

93329

Sigma-Aldrich

Tris(diethylamino)phosphine

technical, ≥90% (GC)

Synonym(s):

Hexaethylphosphorous triamide

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About This Item

Linear Formula:
P[N(C2H5)2]3
CAS Number:
Molecular Weight:
247.36
Beilstein:
636187
EC Number:
MDL number:
UNSPSC Code:
12350000
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grade

technical

Assay

≥90% (GC)

refractive index

n20/D 1.475 (lit.)
n20/D 1.475

bp

80-90 °C/10 mmHg (lit.)

density

0.903 g/mL at 25 °C (lit.)

SMILES string

CCN(CC)P(N(CC)CC)N(CC)CC

InChI

1S/C12H30N3P/c1-7-13(8-2)16(14(9-3)10-4)15(11-5)12-6/h7-12H2,1-6H3

InChI key

FDIOSTIIZGWENY-UHFFFAOYSA-N

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Disclaimer

precipitate possible on longer storage

Pictograms

FlameExclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

138.2 °F - closed cup

Flash Point(C)

59 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

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K Yamana et al.
Nucleic acids symposium series, (21)(21), 31-32 (1989-01-01)
Utilities of deoxyribonucleoside 3'-O-phosphorbisdiethylamidites in the synthesis of oligodeoxyribonucleotides and their analogues are described.

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