T61204

Sigma-Aldrich

Triethyl phosphite

98%

Synonym(s):
P(EtO)3, P(OEt)3
Linear Formula:
(C2H5O)3P
CAS Number:
Molecular Weight:
166.16
Beilstein/REAXYS Number:
956578
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

98%

reaction suitability

reagent type: ligand
reaction type: Reductions

impurities

≤1% triethyl phosphate and diethyl phosphite

refractive index

n20/D 1.413 (lit.)

bp

156 °C (lit.)

density

0.969 g/mL at 25 °C (lit.)

functional group

phosphine

SMILES string

CCOP(OCC)OCC

InChI

1S/C6H15O3P/c1-4-7-10(8-5-2)9-6-3/h4-6H2,1-3H3

InChI key

BDZBKCUKTQZUTL-UHFFFAOYSA-N

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Packaging

4 L in glass bottle
5, 100, 500 mL in glass bottle

Application

Used as a reducing agent; can react with electrophiles to form phosphonates or phosphates; forms a stable complex with copper(I) iodide.

Pictograms

FlameExclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

UN 2323 3 / PGIII

WGK Germany

WGK 2

Flash Point(F)

125.6 °F

Flash Point(C)

52 °C

Gabriele Albertin et al.
Dalton transactions (Cambridge, England : 2003), 44(35), 15470-15480 (2015-08-04)
Diazoalkane complexes [Ru(Tp)(N2CAr1Ar2)(PPh3)L]BPh4 ( and ) [Tp = tris(pyrazolyl)borate; L = P(OMe)3, P(OEt)3; Ar1 = Ar2 = Ph; Ar1 = Ph, Ar2 = p-tolyl; Ar1Ar2 = C12H8] were prepared by allowing chloro-compounds RuCl(Tp)(PPh3)L to react with diazoalkane in the presence...
Stowell, J. K.; Widlanski, T. S. et al.
Tetrahedron Letters, 36, 1825-1825 (1995)
Kyriacos Agapiou et al.
Journal of the American Chemical Society, 126(14), 4528-4529 (2004-04-09)
Exposure of enone substrates 1a-18a, which possess appendant ketone, ester, and nitrile moieties, to Et2Zn in the presence of catalytic Cu(OTf)2/P(OEt)3 provides the cyclized products in good to excellent yields and diastereoselectivities. These results represent the first use of ketones...
A Useful Synthesis of 1-Aminocyclopropanephosphonic Acid from Cyclopropanone Acetal.
Antoine Fadel
The Journal of organic chemistry, 64(13), 4953-4955 (2001-10-25)
Misner, J. W.; Fisher, J. W. et al.
Tetrahedron Letters, 44, 5991-5991 (2003)

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