Description

1-(3,4-Dichlorophenyl)-2-(Methylsulfonyl)-1-Ethanone is a high-purity, specialized organic intermediate featuring a dichlorophenyl ketone core functionalized with a methylsulfonyl group. This compound matters as a critical building block in advanced organic synthesis, enabling the construction of complex molecules with precise electronic and steric properties. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of new active ingredients.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel drug candidates, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Synthesis: Used in the production of advanced herbicides and fungicides, where the dichlorophenyl moiety contributes to biological activity.
• Material Science Research: Serves as a precursor for functionalized polymers and liquid crystals, leveraging its aromatic and sulfone groups.
• Organic Synthesis Building Block: Employed in cross-coupling reactions, nucleophilic additions, and as a substrate for further functionalization in academic and industrial laboratories.
• Chemical Reference Standard: Used for analytical method development, validation, and quality control in regulatory and compliance testing.

Basic Information

Product Name	1-(3,4-Dichlorophenyl)-2-(Methylsulfonyl)-1-Ethanone
CAS No.	344275-49-6
Molecular Formula	C9H8Cl2O3S
Molecular Weight	267.13 g/mol
Synonyms	2-(Methylsulfonyl)-1-(3,4-dichlorophenyl)ethan-1-one; 3',4'-Dichloro-2-(methylsulfonyl)acetophenone; 1-(3,4-Dichlorophenyl)-2-methanesulfonylethanone; 344275-49-6; NSC 405124; Ethanone, 1-(3,4-dichlorophenyl)-2-(methylsulfonyl)-
EINECS	Contact for details

Quality Control

Our 1-(3,4-Dichlorophenyl)-2-(Methylsulfonyl)-1-Ethanone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

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). Keep away from strong oxidizing agents and strong bases.

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.