Description

2-Bromo-3-(Trifluoromethyl)Benzenesulfonylchloride is a high-value, multi-functional aromatic sulfonyl chloride derivative. This compound serves as a critical synthetic building block and key intermediate in advanced organic synthesis, prized for its reactive sulfonyl chloride group and halogenated trifluoromethylbenzene core. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries to construct complex molecules for active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor for synthesizing sulfonamide-based drug candidates, including enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and pesticides, leveraging the bioactivity of the sulfonamide moiety.
• Material Science: Serves as a monomer or cross-linking agent in the production of specialty polymers and functional materials.
• Chemical Research: Employed in academic and industrial laboratories for method development and the exploration of new chemical entities (NCEs).
• Dye & Pigment Industry: Acts as an intermediate in the synthesis of specialized dyes and pigments.
• Ligand & Catalyst Development: Used to create complex ligands for catalysis and metal-organic frameworks (MOFs).

Basic Information

Item	Detail
Product Name	2-Bromo-3-(Trifluoromethyl)Benzenesulfonylchloride
CAS No.	55695-21-1
Molecular Formula	C7H3BrClF3O2S
Molecular Weight	323.51 g/mol
Synonyms	2-Bromo-α,α,α-trifluoro-m-toluenesulfonyl chloride; 3-(Trifluoromethyl)-2-bromobenzenesulfonyl chloride; 2-Bromo-3-trifluoromethylbenzenesulfonyl chloride; m-Toluenesulfonyl chloride, 2-bromo-α,α,α-trifluoro-; Benzenesulfonyl chloride, 2-bromo-3-(trifluoromethyl)-; 2-Bromo-α,α,α-trifluoro-m-toluene sulfonyl chloride
EINECS	Contact for details

Quality Control

Our 2-Bromo-3-(Trifluoromethyl)Benzenesulfonylchloride is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets exacting research and production standards. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to guarantee traceability and consistency for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Recommended long-term storage temperature is 2-8°C.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Heavy Metals	≤ 10 ppm

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