CAS 6399-81-1

Triphenylphosphonium bromide

Description:

Triphenylphosphonium bromide is a quaternary ammonium salt characterized by its distinctive structure, which includes a central phosphorus atom bonded to three phenyl groups and a bromide ion. This compound typically appears as a white to off-white crystalline solid and is known for its high solubility in polar organic solvents, such as acetone and ethanol, while being less soluble in nonpolar solvents. It is commonly used in organic synthesis, particularly in the formation of phosphonium ylides, which are important intermediates in various reactions, including the Wittig reaction for alkene synthesis. Triphenylphosphonium bromide exhibits stability under standard conditions but should be handled with care due to its potential to release toxic phosphine gas upon decomposition. Additionally, it has applications in biological studies, particularly in mitochondrial research, due to its ability to selectively accumulate in mitochondria. Overall, triphenylphosphonium bromide is a versatile reagent in both synthetic and biological chemistry.

Formula: C₁₈H₁₅P·BrH

InChI: InChI=1S/C18H15P.BrH/c1-4-10-16(11-5-1)19(17-12-6-2-7-13-17)18-14-8-3-9-15-18;/h1-15H;1H

InChI key: InChIKey=CMSYDJVRTHCWFP-UHFFFAOYSA-N

SMILES: P(C1=CC=CC=C1)(C2=CC=CC=C2)C3=CC=CC=C3.Br

Synonyms:

• Phosphine, triphenyl-, compd. with hydrobromic acid
• Phosphine, triphenyl-, hydrobromide
• Phosphine, triphenyl-, hydrobromide (1:1)
• Triphenylphosphonim hydrogenbromide
• Triphenylphosphonium bromide
• Triphenylphosphine hydrobromide

Triphenylphosphine hydrobromide, 97%

CAS: 6399-81-1

Triphenylphosphine hydrobromide is used as mild source of anhydrous HBr; catalyst for formation of THP ethers from tertiary alcohols; preparation of phosphonium salts. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label

Formula: C₁₈H₁₆BrP

Purity: 97%

Color and Shape: White to pale cream, Crystals or powder or crystalline powder

Molecular weight: 343.20

Ref: 02-L14290

Triphenylphosphine Hydrobromide

CAS: 6399-81-1

Formula: C₁₈H₁₆BrP

Purity: 97%

Color and Shape: Solid

Molecular weight: 343.1974

Ref: IN-DA003V5X

Triphenylphosphine hydrobromide

CAS: 6399-81-1

Formula: C₁₈H₁₅PHBr

Purity: ≥ 98.0%

Color and Shape: White to off-white or pale red/brown powder or solid

Molecular weight: 343.21

Ref: 7W-GK3762

Triphenylphosphine hydrobromide

CAS: 6399-81-1

Triphenylphosphine hydrobromide

Purity: 97%

Molecular weight: 343.20g/mol

Ref: 54-OR5420

Triphenylphosphine hydrobromide

CAS: 6399-81-1

Formula: C₁₈H₁₆BrP

Purity: 97%

Color and Shape: Solid

Molecular weight: 343.204

Ref: 10-F240650

Triphenylphosphine Hydrobromide

Controlled Product

CAS: 6399-81-1

Applications Hydrobromide salt of Triphenylphosphine, used in the preparation of uridine derivatives as substrate donor analogs of UDP-sugars for glycosyltransferases. Also used in the preparation of tensioactive and antibacterial deoxyglycoside compounds via catalysis.
References Wandzik, I. et al.: Bioorg. Chem., 37, 211 (2009); Martins, A. et al.: Eur. J. Org. Chem., 2014, 1448, 2013

Formula: C₁₈H₁₆BrP

Color and Shape: Neat

Molecular weight: 343.2

Ref: TR-T886500

Triphenylphosphine Hydrobromide pure, 98%

CAS: 6399-81-1

Formula: C₁₈H₁₆BrP

Purity: min. 98%

Color and Shape: White to off white, Powder

Molecular weight: 343.20

Ref: SR-95474