Triphenylphosphine dibromide, 96%, Thermo Scientific Chemicals

Description

Triphenylphosphine dibromide is used as a reagent for conversion of aldoximes into nitriles. It acts as a reagent for cleavage of acetals. It reacts with amines to give iminophosphoranes. Further, it serves as a reagent in the preparation of alkyl and aryl bromides from alcohols and phenols without rearrangement.

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.

Applications
Triphenylphosphine dibromide is used as a reagent for conversion of aldoximes into nitriles. It acts as a reagent for cleavage of acetals. It reacts with amines to give iminophosphoranes. Further, it serves as a reagent in the preparation of alkyl and aryl bromides from alcohols and phenols without rearrangement.

Solubility
Soluble in water, dichloromethane, acetonitrile, phenyl cyanide, dimethyl formamide, ether, chloroform, alcohol, carbon tetrachloride, acetic acid and carbon disulfide. Sparingly soluble in phenyl chloride, triphenylphosphine and phenyl hydride. Insoluble in aqueous bromine.

Notes
Moisture sensitive. Store in a cool place. Incompatible with strong bases, strong oxidizing agents, bases and active metals.

Specifications

Chemical Identifiers

• CAS: 1034-39-5
• Molecular Formula: C18H15Br2P
• Molecular Weight (g/mol): 422.10
• MDL Number: MFCD00000054
• InChI Key: OCXGTPDKNBIOTF-UHFFFAOYSA-N
• Synonym: dibromotriphenylphosphorane, phosphorane, dibromotriphenyl, triphenyldibromophosphorane, unii-7y0j6r63jd, bromotriphenylphosphonium bromide, dibromotriphenyl-??-phosphane, dibromotriphenylphosphine, dibromtriphenylphosphorane, triphenylphosphinedibromide, dibromo triphenylphosphorane
• PubChem CID: 70579
• IUPAC Name: dibromo(triphenyl)-$l^{5}-phosphane
• SMILES: BrP(Br)(C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1

• Melting Point: ∼260°C (decomposition)
• Quantity: 250 g
• UN Number: UN3261
• Beilstein: 917652
• Sensitivity: Moisture sensitive
• Solubility Information: Soluble in water,dichloromethane,acetonitrile,phenyl cyanide,dimethyl formamide,ether,chloroform,alcohol,carbon tetrachloride,acetic acid and carbon disulfide. Sparingly soluble in phenyl chloride,triphenylphosphine and phenyl hydride. Insoluble in aqueous bromine.
• Formula Weight: 422.1
• Percent Purity: 96%
• Chemical Name or Material: Triphenylphosphine dibromide

RUO – Research Use Only