Description

5,7-Dichloro-2-Benzofurancarboxylic Acid is a high-purity, halogenated benzofuran derivative serving as a critical synthetic intermediate. This compound matters for its role in constructing complex molecular architectures, particularly in advanced pharmaceutical and agrochemical research. Industrial and academic researchers in fine chemical synthesis, medicinal chemistry, and material science require this building block for developing new active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly those targeting specific biological pathways.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and pesticides, leveraging its halogenated benzofuran core.
• Material Science Research: Serves as a precursor for developing specialty polymers, liquid crystals, or organic electronic materials due to its rigid, functionalized structure.
• Organic Synthesis & Chemical Research: Employed as a versatile intermediate in academic and industrial laboratories for constructing complex heterocyclic compounds and exploring new chemical reactions.
• Dye & Pigment Intermediate: Potentially used in the synthesis of specialized dyes and pigments where the chlorinated benzofuran moiety imparts specific color or stability properties.

Basic Information

Product Name	5,7-Dichloro-2-Benzofurancarboxylic Acid
CAS No.	50635-20-6
Molecular Formula	C9H4Cl2O3
Molecular Weight	231.04 g/mol
Synonyms	5,7-Dichloro-1-benzofuran-2-carboxylic acid; 5,7-Dichlorobenzofuran-2-carboxylic Acid; 2-Benzofurancarboxylic acid, 5,7-dichloro-; 5,7-Dichloro-2-carboxybenzofuran; NSC 339063
EINECS	Contact for details

Quality Control

Our 5,7-Dichloro-2-Benzofurancarboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets exacting standards for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.