Description

2-Bromo-1-(3-Chloro-2-Thienyl)Ethanone is a high-purity, specialized organic building block of significant interest in advanced chemical synthesis. This compound matters as a key electrophilic reagent for introducing functionalized thiophene moieties, enabling the development of novel molecular architectures. It is primarily needed by research chemists and process development scientists in the pharmaceutical and agrochemical industries for constructing complex heterocyclic compounds and active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those containing functionalized thiophene scaffolds.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides where the 3-chloro-2-thienyl group imparts specific biological activity.
• Material Science: Acts as a monomer or building block for synthesizing specialized polymers and organic electronic materials with unique optoelectronic properties.
• Chemical Synthesis: Functions as a versatile electrophile in cross-coupling reactions, nucleophilic substitutions, and cyclization processes to create complex heterocycles.
• Academic & R&D: Employed in university and institutional laboratories for methodological development and exploring new chemical spaces in organic chemistry.

Basic Information

Product Name	2-Bromo-1-(3-Chloro-2-Thienyl)Ethanone
CAS No.	256486-71-2
Molecular Formula	C6H4BrClOS
Molecular Weight	239.52 g/mol
Synonyms	2-Bromo-1-(3-chloro-2-thienyl)ethan-1-one; 2-Bromo-3'-chloro-2'-thienyl ketone; 3-Chloro-2-thienyl bromomethyl ketone; 2-Bromo-1-(3-chloro-2-thienyl)ethanone; 1-(3-Chloro-2-thienyl)-2-bromoethanone; α-Bromo-3-chloro-2-thenoyl chloride (common misnomer); Bromo(3-chloro-2-thienyl)methanone
EINECS	Contact for details

Quality Control

Our 2-Bromo-1-(3-Chloro-2-Thienyl)Ethanone is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high chemical purity and identity confirmation. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to minimize exposure to moisture. Store away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	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.