CAS:762-04-9 | Diethyl Phosphite

Name:Diethyl phosphite

Synonyms:Phosphonic Acid Diethyl Ester；Diethyl Phosphonate；Phosphorous Acid Diethyl Ester

CAS:762-04-9

Purity:98%

Molecular Formula:C₄H₁₁O₃P

Molecular Weight:138.10

Melting Point:-70°

Boiling Point:50-51 °C/2 mmHg (lit.)

Flash Point:90 °C

Density:1.072 g/mL at 25 °C (lit.)

Appearance:Colorless to Almost colorless clear liquid

Stability:Stable. Incompatible with strong oxidizing agents, strong acids, acid chlorides, strong bases. May decompose on exposure to moisture. Combustible

Water solubility:Hydrolyzes with water

refractive index:1.41

Storage condition:Store in cool, dry place in tightly closed container.

Application:Diethyl phosphite is precursor used for the synthesis of various organophosphorus compounds. used to prepare the nickel chloride-diethyl phosphite system, efficient catalyst for the cross-coupling reaction between various functionalized arylzinc halides and aryl bromides, triflates and activated chlorides.

Reference: 

Toshikazu Hirao,; Toshio Masunaga,; Yoshiki Ohshiro,; Toshio Agawa.Reduction of gem-dibromides with diethyl phosphite. J. Org. Chem. 1981 , 46(18),3745-3747.

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