Description

1-(5-Bromo-7-Ethyl-2-Benzofuryl)-2-Chloroethan-1-One is a high-purity, synthetically valuable halogenated benzofuran derivative. This compound serves as a critical advanced pharmaceutical intermediate and a versatile building block in organic synthesis, enabling the development of novel active molecules. It is primarily required by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating complex heterocyclic structures.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Research: Used as a building block for developing new-generation herbicides, fungicides, or plant growth regulators with enhanced efficacy.
• Material Science: Serves as a monomer or functionalizing agent in the creation of specialized polymers and organic electronic materials.
• Organic Synthesis: A versatile reagent for constructing complex benzofuran-based heterocycles via cross-coupling reactions, nucleophilic substitutions, or cyclizations.
• Chemical Reference Standard: High-purity grades are utilized as analytical standards for quality control and method development in regulatory and research laboratories.

Basic Information

Product Name	1-(5-Bromo-7-Ethyl-2-Benzofuryl)-2-Chloroethan-1-One
CAS No.	18775-40-1
Molecular Formula	C₁₂H₁₀BrClO₂
Molecular Weight	301.56 g/mol
Synonyms	2-Chloro-1-(5-bromo-7-ethyl-2-benzofuranyl)ethanone; 5-Bromo-7-ethyl-2-benzofuranyl chloromethyl ketone; 1-(5-Bromo-7-ethylbenzofuran-2-yl)-2-chloroethanone; α-Chloro-5'-bromo-7'-ethyl-2-benzofuryl methyl ketone; 2-Chloro-1-(5-bromo-7-ethyl-1-benzofuran-2-yl)ethan-1-one
EINECS	Contact for details

Quality Control

Our 1-(5-Bromo-7-Ethyl-2-Benzofuryl)-2-Chloroethan-1-One is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure high chemical purity and identity confirmation. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical quality parameters.

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). 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 bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.