Description

Ethanesulfonic Acid, 1,2-Dibromo-, o-Chlorophenyl Ester is a specialized organobromine and organosulfur compound that serves as a valuable synthetic intermediate and reagent in advanced chemical synthesis. Its unique structure, featuring both bromine and sulfonate ester functional groups, makes it a versatile building block for constructing complex molecules, particularly in pharmaceutical and agrochemical research. This high-purity chemical is essential for R&D chemists and process development scientists working on novel active ingredients, fine chemicals, and functional materials where precise bromination and sulfonylation reactions are required.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring brominated aromatic or sulfonate ester motifs.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides, leveraging its reactive bromine atoms.
• Organic Synthesis Reagent: Functions as an alkylating agent or an electrophile in cross-coupling reactions and nucleophilic substitution processes for constructing carbon-sulfur and carbon-bromine bonds.
• Material Science Research: Employed in the development of specialty polymers, liquid crystals, or organic electronic materials where sulfonate esters can modify material properties.
• Chemical Biology Probe: Utilized in the design and synthesis of molecular probes or enzyme inhibitors for biochemical and pharmacological studies.
• Fine Chemical Production: Serves as a precursor in multi-step syntheses for high-value, low-volume specialty chemicals used in various industrial applications.

Basic Information

Product Name	Ethanesulfonic Acid, 1,2-Dibromo-, o-Chlorophenyl Ester
CAS No.	6855-01-2
Molecular Formula	C8H7Br2ClO3S
Molecular Weight	378.47 g/mol
Synonyms	1,2-Dibromoethanesulfonic Acid o-Chlorophenyl Ester; 2-Chlorophenyl 1,2-Dibromoethanesulfonate; o-Chlorophenyl 1,2-Dibromoethanesulfonate; 1,2-Dibromoethane-1-sulfonic Acid 2-chlorophenyl Ester; NSC 163045; Ethanesulfonic Acid, 1,2-dibromo-, 2-chlorophenyl Ester
EINECS	Contact for details

Quality Control

Our Ethanesulfonic Acid, 1,2-Dibromo-, o-Chlorophenyl Ester is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and development applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We adhere to cGMP principles where applicable, and our quality management system is designed to meet the stringent requirements of our global B2B clientele in the fine chemical and pharmaceutical sectors.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, open flames, and incompatible materials such as strong bases and reducing agents. The container should be kept tightly sealed when not in use to prevent moisture absorption and decomposition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Heavy Metals	≤ 20 ppm

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