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Diethylphosphite

CAS: 762-04-9 | C4H11O3P

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 762-04-9
Molecular Formula: C4H11O3P
Molecular Mass: 138.10 g/mol

Names and Synonyms:

Diethylphosphite
Phosphonic acid, diethyl ester
Ethyl phosphite, (EtO)2(HO)P
Diethyl phosphite
Diethyl hydrogen phosphite
Diethyl phosphonate
Hydrogen diethyl phosphite
Diethyl acid phosphite
Diethoxyphosphine oxide
NSC 2665

Identifiers:

SMILES:
CCO[PH](=O)OCC
InChI:
InChI=1S/C4H11O3P/c1-3-6-8(5)7-4-2/h8H,3-4H2,1-2H3

Key Properties

Boiling Point
138 °C CAS Common Chemistry
Melting Point
<25 °C CAS Common Chemistry
Density
1.07 g/cm³ CAS Common Chemistry

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Property Value Source
Molecular Mass 138.10 g/mol CAS Common Chemistry
138.10299999999998 g/mol RDKit
138.04458084200002 g/mol RDKit
Density 1.07 g/cm³ CAS Common Chemistry
1.072 g/cm3 CAS Common Chemistry
Wikipedia Url https://en.wikipedia.org/wiki/Diethylphosphite CAS Common Chemistry
Boiling Point 138 °C CAS Common Chemistry
Canonical SMILES O=P(OCC)OCC CAS Common Chemistry
InChI InChI=1S/C4H11O3P/c1-3-6-8(5)7-4-2/h8H,3-4H2,1-2H3 CAS Common Chemistry
InChI Key InChIKey=MJUJXFBTEFXVKU-UHFFFAOYSA-N CAS Common Chemistry
Melting Point <25 °C CAS Common Chemistry
Name Diethyl phosphite CAS Common Chemistry
Diethylphosphite CAS Common Chemistry
Heavy Atom Count 8 RDKit
Hydrogen Bond Acceptors 3 RDKit
Hydrogen Bond Donors 0 RDKit
Rotatable Bonds 4 RDKit
Aromatic Ring Count 0 RDKit
Topological Polar Surface Area 35.53 Ų RDKit
LogP 1.4490999999999998 RDKit
Molar Refractivity 32.25349999999999 RDKit

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