Description

Diphenyl[(Phenylsulfonyl)Methyl]Phosphine Oxide is a specialized organophosphorus compound featuring a unique sulfonylmethylphosphine oxide structure. This molecular architecture makes it a valuable intermediate and ligand in advanced synthetic chemistry, particularly for constructing complex molecules. It is primarily sought after by research institutions and chemical manufacturers in the pharmaceutical and agrochemical sectors for developing new active ingredients and catalysts.

Application

• As a key phosphine-based ligand in transition metal-catalyzed cross-coupling reactions (e.g., Suzuki, Heck).
• As a versatile synthetic intermediate in the research and development of novel pharmaceutical compounds.
• In the synthesis of advanced agrochemicals, including herbicides and fungicides.
• For the preparation of functional materials, such as flame retardants or photoinitiators.
• As a building block in organic and medicinal chemistry for introducing phosphine oxide and sulfone functionalities.
• In academic and industrial R&D for exploring new catalytic systems and reaction methodologies.

Basic Information

Product Name	Diphenyl[(Phenylsulfonyl)Methyl]Phosphine Oxide
CAS No.	94333-12-7
Molecular Formula	C19H17O3PS
Molecular Weight	356.37 g/mol
Synonyms	[(Phenylsulfonyl)methyl]diphenylphosphine oxide; (Phenylsulfonylmethyldiphenylphosphine oxide; Diphenyl[(phenylsulfonyl)methyl]phosphine oxide; (Benzenesulfonylmethyl)diphenylphosphine oxide; Phosphine oxide, [(phenylsulfonyl)methyl]diphenyl-; (Sulfonylmethyl)diphenylphosphine oxide derivative
EINECS	Contact for details

Quality Control

Our production of Diphenyl[(Phenylsulfonyl)Methyl]Phosphine Oxide adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); keep the container tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.