CAS 2751-90-8

Tetraphenylphosphonium bromide

Description:

Tetraphenylphosphonium bromide is a quaternary ammonium salt characterized by its distinctive structure, which consists of a central phosphorus atom bonded to four phenyl groups and a bromide anion. This compound is typically a white to off-white crystalline solid that is soluble in polar organic solvents but less soluble in water. It exhibits a high melting point and is stable under normal conditions, making it suitable for various applications in organic synthesis and as a phase transfer catalyst. The presence of the bulky phenyl groups contributes to its lipophilicity, allowing it to facilitate the transfer of ionic species across organic-aqueous interfaces. Tetraphenylphosphonium bromide is often used in the preparation of phosphonium salts and in the study of ionic liquids. Additionally, it can serve as a reagent in organic chemistry for the synthesis of various compounds. Safety precautions should be observed when handling this substance, as it may pose health risks if ingested or inhaled.

Formula: C₂₄H₂₀P·Br

InChI: InChI=1S/C24H20P.BrH/c1-5-13-21(14-6-1)25(22-15-7-2-8-16-22,23-17-9-3-10-18-23)24-19-11-4-12-20-24;/h1-20H;1H/q+1;/p-1

InChI key: InChIKey=BRKFQVAOMSWFDU-UHFFFAOYSA-M

SMILES: [P+](C1=CC=CC=C1)(C2=CC=CC=C2)(C3=CC=CC=C3)C4=CC=CC=C4.[Br-]

Synonyms:

• Bromotetraphenylphosphorane
• Phosphonium, tetraphenyl-, bromide
• Phosphonium, tetraphenyl-, bromide (1:1)
• T 1069
• TTB
• Tetra Phenyl Phosphonium Bromide
• Tetraphenyl Phosphine Bromide
• Tetraphenyl phosphonium bromide
• Tetraphenyl-Phosphoniubromide
• Tetraphenylbromophosphine
• Tetraphenylphosphoniumbromide
• Tetraphenylphosphorane hydrobromide
• Tetraphenylphosphorus bromide
• Tetraphenylphsohonium bromide
• Tetraphenylphsophonium chloride
• Tpp-Pb
• Ttp-Pb

Tetraphenylphosphonium Bromide

CAS: 2751-90-8

Formula: C₂₄H₂₀BrP

Purity: >98.0%(T)(HPLC)

Color and Shape: White to Almost white powder to crystal

Molecular weight: 419.30

Ref: 3B-T1069

Tetraphenylphosphonium bromide, 98+%

CAS: 2751-90-8

Tetraphenylphosphonium bromide is a supporting electrolyte for the electroreduction of buckminsterfullerene. It is used to extract heavy metals from aqueous solution as ion-association complexes This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. S

Formula: C₂₄H₂₀BrP

Purity: 98+%

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

Molecular weight: 419.30

Ref: 02-A15860

Tetraphenylphosphonium bromide, 99%

CAS: 2751-90-8

Tetraphenylphosphonium bromide, 99%

Formula: (C₆H₅)₄PBr

Purity: 99%

Color and Shape: white xtl.

Molecular weight: 419.30

Ref: 08-15-5450

Phosphonium, tetraphenyl-, bromide (1:1)

CAS: 2751-90-8

Formula: C₂₄H₂₀BrP

Purity: 98%

Color and Shape: Solid

Molecular weight: 419.2934

Ref: IN-DA002TZY

Tetraphenylphosponium bromide

CAS: 2751-90-8

Formula: (C₆H₅)₄PBr

Molecular weight: 419.31

Ref: 7W-GK2561

Tetraphenylphosphonium bromide

CAS: 2751-90-8

Tetraphenylphosphonium bromide

Formula: ·C₂₄H₂₀P·Br

Purity: 98%

Color and Shape: white solid

Molecular weight: 419.29g/mol

Ref: 54-OR315491

Tetraphenylphosphonium bromide

CAS: 2751-90-8

Tetraphenylphosphonium bromide (TPB) is a quaternary ammonium salt that inhibits bacterial growth. TPB is a membrane-active agent that interacts with the cell nucleus and alters the properties of DNA in the mitochondria. It has shown efficacy against various antimicrobial agents, including antibiotics, by interfering with their transport across the cell membrane. The optimal concentration of TPB is 25-50 μM, which shows the best effect on bacterial growth. In addition to its antimicrobial activity, TPB also has been shown to inhibit drug transporters, such as P-glycoprotein and MRP1, which are involved in transporting drugs out of cells.

Formula: C₂₄H₂₀BrP

Color and Shape: Powder

Molecular weight: 419.29 g/mol

Ref: 3D-FT37719

Tetraphenylphosphonium bromide

CAS: 2751-90-8

Purity: 98%

Molecular weight: 419.3

Ref: 10-F791300