155411

Tetraethyl pyrophosphite

96%

• Linear Formula: (C₂H₅O)₂POP(OC₂H₅)₂
• CAS Number: 21646-99-1
• Molecular Weight: 258.19
• EC Number: 244-494-8
• MDL number: MFCD00009082
• UNSPSC Code: 12352100
• PubChem Substance ID: 24849530
• NACRES: NA.22

Properties

• Assay: 96%
• refractive index: n20/D 1.434 (lit.)
• bp: 79-81 °C/1 mmHg (lit.)
• density: 1.057 g/mL at 25 °C (lit.)
• SMILES string: CCOP(OCC)OP(OCC)OCC
• InChI: 1S/C8H20O5P2/c1-5-9-14(10-6-2)13-15(11-7-3)12-8-4/h5-8H2,1-4H3
• InChI key: RDXABLXNTVBVML-UHFFFAOYSA-N

Description

Application

Tetraethyl pyrophosphite was used in the preparation of diethyl fluorophosphonites.

The product can be used as a reagent for peptide synthesis.

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H315,H319,H335
• Precautionary Statements: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 3
• Flash Point(F): 235.4 °F - closed cup
• Flash Point(C): 113 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves