Description

2,3-Dihydrobenzofuran-4-Carboxylic Acid is a versatile heterocyclic building block of significant interest in advanced organic synthesis. Its fused benzofuran-carboxylic acid structure makes it a critical intermediate for constructing complex molecular architectures. This compound is primarily sought by research and development chemists in the pharmaceutical and agrochemical industries for the creation of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key synthon for the development of new drug candidates, particularly in therapeutic areas targeting central nervous system (CNS) disorders and inflammation.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging its heterocyclic core for bioactivity.
• Material Science Precursor: Serves as a starting material for synthesizing specialized organic ligands, dyes, and functional polymers.
• Academic & Contract Research: Essential for methodological studies and library synthesis in medicinal chemistry and chemical biology research programs.
• Fine Chemical Production: Employed in the multi-step synthesis of complex, high-value specialty chemicals for various industrial applications.

Basic Information

Product Name	2,3-Dihydrobenzofuran-4-Carboxylic Acid
CAS No.	209256-40-6
Molecular Formula	C9H8O3
Molecular Weight	164.16 g/mol
Synonyms	4-Carboxy-2,3-dihydrobenzofuran; 2,3-Dihydro-4-benzofurancarboxylic Acid; 2,3-Dihydrobenzofuran-4-carboxylic acid; 4-Benzofurancarboxylic acid, 2,3-dihydro-; 209256-40-6; 4-Benzofurancarboxylic acid, 2,3-dihydro-; 2,3-Dihydro-1-benzofuran-4-carboxylic acid
EINECS	Contact for details

Quality Control

Every batch of 2,3-Dihydrobenzofuran-4-Carboxylic Acid is produced and controlled under a strict quality management system. We provide comprehensive analytical data to ensure identity, purity, and consistency meet the exacting standards required for research and commercial synthesis. A detailed Certificate of Analysis (COA) with specifications for purity (typically by HPLC), identity (IR, NMR), and impurity profile is available for each lot upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from strong acids and incompatible materials.

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.