Diethyl phosphite, 96%, Thermo Scientific Chemicals

Description

Intermediate for preparation of phosphonate esters

Diethyl phosphite used as intermediate for extraction agent and phosphoric acid esters. It is also used as solvent and acid acceptor in the synthesis of polypeptide. It is also used in the synthetic reaction. It is a precursor of phosphorous which is used for the synthesis of various organophosphorus compounds.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

• CAS: 762-04-9
• Molecular Formula: C4H10O3P+
• Molecular Weight (g/mol): 137.095
• MDL Number: MFCD00044573
• InChI Key: LXCYSACZTOKNNS-UHFFFAOYSA-N
• Synonym: diethyl phosphite, diethyl phosphonate, phosphonic acid, diethyl ester, phosphonic acid diethyl ester, diethoxyphosphine oxide, hydrogen diethyl phosphite, diethyl acid phosphite, o,o-diethyl phosphonate, phosphorous acid, diethyl ester, ethyl phosphonate eto 2hpo
• PubChem CID: 6327654
• IUPAC Name: diethoxy(oxo)phosphanium
• SMILES: CCO[P+](=O)OCC

• Melting Point: -70°C
• Color: Colorless
• Density: 1.070 g/mL
• Boiling Point: 50°C to 51°C (2 mmHg)
• Flash Point: 74°C (165°F)
• Odor: Weak
• Quantity: 1 kg
• Sensitivity: Moisture sensitive
• Solubility Information: Miscible in water.
• Formula Weight: 138.1
• Percent Purity: 96%
• Physical Form: Liquid
• Chemical Name or Material: Diethyl phosphite

Safety and Handling

Hazard Category	H227-H317-H318
Hazard Statement	GHS H Statement H318-H317-H227 Causes serious eye damage. May cause an allergic skin reaction. Combustible liquid.
Precautionary Statement	P210-P261-P272-P280-P302+P352-P305+P351+P338-P310-P333+P313-P363-P370+P378q-P501c
EINECSNumber	212-091-6
RTECSNumber	TG7875000
TSCA	Yes
Recommended Storage	Ambient temperatures; Store under Nitrogen

SDS

RUO – Research Use Only