Phosphine oxide, bis(2,4,6-trimethylphenyl)-

Name: Phosphine oxide, bis(2,4,6-trimethylphenyl)-
Brand: Zhengzhou Whchem

CAS：23897-16-7 | Phosphine oxide, bis(2,4,6-trimethylphenyl)- | Whchem

CAS: 23897-16-7

Other Names

bis(2,4,6-trimethylphenyl)-Phosphine oxide;Phosphine oxide, bis(2,4,6-trimethylphenyl)-;Dimesitylphosphine oxide;Bis(2,4,6-trimethylphenyl)-Phosphine oxid;oxo-bis(2,4,6-trimethylphenyl)phosphanium;bis(2,4,4,6-tetramethylphenyl)phosphine oxide;bis(2,4,4,6-trimethylphenyl)oxyphosphino

Structure - Phosphine oxide, bis(2,4,6-trimethylphenyl)-

Molecular Formula

Purity

>98%

Molecular Weight

286.35 g/mol

EINECS

Structure Available Verified Product

English Name	Phosphine oxide, bis(2,4,6-trimethylphenyl)-
English Synonyms	bis(2,4,6-trimethylphenyl)-Phosphine oxide;Phosphine oxide, bis(2,4,6-trimethylphenyl)-;Dimesitylphosphine oxide;Bis(2,4,6-trimethylphenyl)-Phosphine oxid;oxo-bis(2,4,6-trimethylphenyl)phosphanium;bis(2,4,4,6-tetramethylphenyl)phosphine oxide;bis(2,4,4,6-trimethylphenyl)oxyphosphino
CAS Number	23897-16-7
Molecular Formula	C18H23OP
Molecular Weight	286.35 g/mol
EINECS Number
Related Categories
Mol File	Download MOL File
Structure Image

Property	Value
Melting point	132-140 °C
Boiling point	419.1±55.0 °C (Predicted)
Storage condition	under inert gas (nitrogen or Argon) at 2-8°C
Appearance	White to off-white solid

Phosphine oxide, bis(2,4,6-trimethylphenyl)- (CAS 23897-16-7) is an organophosphorus compound and phosphine-based material used in cross-coupling catalysis, ligand synthesis, flame retardants and electronic chemicals.

Zhengzhou Whchem supplies Phosphine oxide, bis(2,4,6-trimethylphenyl)- with >98% purity, supporting both laboratory research and industrial production.

Category	Description (English Translation)
Uses & Synthesis Methods Phosphine oxide, bis(2,4,6-trimethylphenyl)-	Uses & Synthesis Methods Uses: Bis(2,4,6-trimethylphenyl)phosphine oxide is a phosphine oxide compound with bulky mesityl substituents. It is commonly used as a ligand or ligand precursor in transition metal catalysis. Due to its steric hindrance and electron-donating properties, it can stabilize reactive metal centers and enhance catalytic activity in various organic transformations. It also serves as an intermediate in the synthesis of other organophosphorus compounds and as a reagent in organic synthesis. Synthesis Methods: This compound can be synthesized by the oxidation of bis(2,4,6-trimethylphenyl)phosphine using an oxidizing agent such as hydrogen peroxide (H₂O₂) or m-chloroperbenzoic acid (m-CPBA). Typically, the phosphine precursor is dissolved in an appropriate solvent (e.g., dichloromethane or acetone), and the oxidizing agent is added slowly at room temperature or with gentle heating. The reaction mixture is stirred until completion, and the product is isolated by evaporation of the solvent and purified by recrystallization or column chromatography to yield the desired phosphine oxide as a white to off-white solid.

Category

Description (English Translation)

Uses & Synthesis Methods

Phosphine oxide, bis(2,4,6-trimethylphenyl)-

Uses & Synthesis Methods

Uses: Bis(2,4,6-trimethylphenyl)phosphine oxide is a phosphine oxide compound with bulky mesityl substituents. It is commonly used as a ligand or ligand precursor in transition metal catalysis. Due to its steric hindrance and electron-donating properties, it can stabilize reactive metal centers and enhance catalytic activity in various organic transformations. It also serves as an intermediate in the synthesis of other organophosphorus compounds and as a reagent in organic synthesis.

Synthesis Methods: This compound can be synthesized by the oxidation of bis(2,4,6-trimethylphenyl)phosphine using an oxidizing agent such as hydrogen peroxide (H₂O₂) or m-chloroperbenzoic acid (m-CPBA). Typically, the phosphine precursor is dissolved in an appropriate solvent (e.g., dichloromethane or acetone), and the oxidizing agent is added slowly at room temperature or with gentle heating. The reaction mixture is stirred until completion, and the product is isolated by evaporation of the solvent and purified by recrystallization or column chromatography to yield the desired phosphine oxide as a white to off-white solid.

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Phosphine oxide, bis(2,4,6-trimethylphenyl)-

CAS：23897-16-7 | Phosphine oxide, bis(2,4,6-trimethylphenyl)- | Whchem

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Phosphine oxide, bis(2,4,6-trimethylphenyl)-

CAS：23897-16-7 | Phosphine oxide, bis(2,4,6-trimethylphenyl)- | Whchem

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