Description

2-Phenyl-2-(p-Toluenesulfonyloxy)Acetophenone is a specialized organic compound that serves as a valuable synthetic intermediate in advanced chemical manufacturing. Its core value lies in its role as a key building block for constructing complex molecular architectures, particularly in the synthesis of pharmaceuticals and fine chemicals. This product is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials industries who require high-purity intermediates for complex organic transformations.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a diphenylacetyl or benzoylphenyl structural motif.
• Agrochemical Synthesis: Used in the research and development of novel pesticides and herbicides, where its structure can be incorporated into bioactive molecules.
• Fine Chemical Production: Serves as a versatile building block for creating specialty chemicals, dyes, and functional materials.
• Academic & Industrial Research: Employed in methodological development and as a standard reagent in organic chemistry laboratories for studying reaction mechanisms like nucleophilic substitution and esterification.
• Polymer Chemistry: Can be utilized as a monomer or cross-linking agent in the development of specialty polymers with specific thermal or optical properties.

Basic Information

Product Name	2-Phenyl-2-(p-Toluenesulfonyloxy)Acetophenone
CAS No.	1678-43-9
Molecular Formula	C21H18O4S
Molecular Weight	366.43 g/mol
Synonyms	Desyl Tosylate; 2-Oxo-1,2-diphenylethyl 4-Methylbenzenesulfonate; α-Tosyloxyacetophenone; 1,2-Diphenyl-2-(p-tolylsulfonyloxy)ethanone; (2-Oxo-1,2-diphenylethyl) 4-methylbenzenesulfonate; p-Toluenesulfonic Acid 2-Oxo-1,2-diphenylethyl Ester; NSC 403714
EINECS	Contact for details

Quality Control

Our 2-Phenyl-2-(p-Toluenesulfonyloxy)Acetophenone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This compound is light-sensitive (store away from light) and should be handled under an inert atmosphere for long-term storage to prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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