Tris(trimethylsilyl) phosphite, 95%, Thermo Scientific Chemicals

Description

Tris(trimethylsilyl) phosphite is a reagent used for the mild preparation of bis(TMS) phosphonates (Arbuzow reaction). It is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuffs.

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: 1795-31-9
• Molecular Formula: C9H27O3PSi3
• Molecular Weight (g/mol): 298.541
• MDL Number: MFCD00015588
• InChI Key: VMZOBROUFBEGAR-UHFFFAOYSA-N
• Synonym: tris trimethylsilyl phosphite, phosphorous acid tris trimethylsilyl ester, silanol, trimethyl-, phosphite 3:1, tritrimethylsilyl phosphite, tmspi, acmc-209efr, trimethylsilanol phosphite, tris-trimethylsilylphosphite, tris trimethylsily phosphite
• PubChem CID: 137213
• IUPAC Name: tris(trimethylsilyl) phosphite
• SMILES: C[Si](C)(C)OP(O[Si](C)(C)C)O[Si](C)(C)C

• Density: 0.893 g/mL
• Boiling Point: 80°C (8 mmHg)
• Refractive Index: 1.409
• Quantity: 2 g
• Sensitivity: Air and moisture sensitive
• Solubility Information: Sparingly soluble in water.
• Formula Weight: 298.54
• Percent Purity: 96%
• Physical Form: Liquid
• Chemical Name or Material: Tris(trimethylsilyl) phosphite

Safety and Handling

Hazard Category	H227-H315-H319-H335
Hazard Statement	GHS H Statement H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	P210-P235-P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P370+P378q-P501c
TSCA	No
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only