T61204

Triethyl phosphite

98%

• Synonym(s): P(EtO)₃, P(OEt)₃
• Linear Formula: (C₂H₅O)₃P
• CAS Number: 122-52-1
• Molecular Weight: 166.16
• UNSPSC Code: 12352108
• NACRES: NA.22
• PubChem Substance ID: 24900347
• EC Number: 204-552-5
• Beilstein/REAXYS Number: 956578
• MDL number: MFCD00009084

Properties

• Quality Segment: 200
• assay: 98%
• reaction suitability: 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.)
• 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

Description

Application

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

Safety Information

• pictograms: GHS02,GHS07
• signalword: Warning
• hcodes: H226,H302,H317,H412
• pcodes: P210 - P233 - P273 - P280 - P301 + P312 - P303 + P361 + P353
• Hazard Classifications: Acute Tox. 4 Oral - Aquatic Chronic 3 - Flam. Liq. 3 - Skin Sens. 1B
• Storage Class: 3 - Flammable liquids
• wgk: WGK 2
• flash_point_f: 129.2 °F - closed cup
• flash_point_c: 54 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter