D91659

Diethyl chlorophosphite

95%

• Synonym(s): Diethyl chlorophosphonite, Diethyl phosphorochloridite
• Linear Formula: (C₂H₅O)₂PCl
• CAS Number: 589-57-1
• Molecular Weight: 156.55
• Beilstein: 1098392
• EC Number: 209-652-2
• MDL number: MFCD00009074
• UNSPSC Code: 12352100
• PubChem Substance ID: 24894269
• NACRES: NA.22

Properties

• Assay: 95%
• form: liquid
• refractive index: n20/D 1.434 (lit.)
• bp: 153-155 °C (lit.); 56-57.5 °C/30 mmHg (lit.)
• density: 1.089 g/mL at 20 °C (lit.)
• storage temp.: 2-8°C
• SMILES string: CCOP(Cl)OCC
• InChI: 1S/C4H10ClO2P/c1-3-6-8(5)7-4-2/h3-4H2,1-2H3
• InChI key: TXHWYSOQHNMOOU-UHFFFAOYSA-N

Description

Application

Diethyl chlorophosphite can be used as a:

• Reducing agent for the reduction of nitro compounds to the corresponding amines.[1]
• Deoxygenating agent to reduce pyridine N-oxide to pyridine.[1]
• Reagent in the conversion of aldoximes to nitriles via dehydration.[1]

Safety Information

• Pictograms: GHS02,GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H225,H314,H335
• Precautionary Statements: P210 - P233 - P240 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Flam. Liq. 2 - Skin Corr. 1B - STOT SE 3
• Target Organs: Respiratory system
• Supplementary Hazards: EUH014
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 33.8 °F - closed cup
• Flash Point(C): 1 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves