Description

5-Methoxy-2,3-Dihydrobenzofuran-3-Acetic Acid is a high-purity, versatile benzofuran derivative serving as a critical synthetic intermediate in advanced organic chemistry. Its unique fused ring structure with a pendant acetic acid group makes it a valuable building block for constructing complex molecules with specific biological and material properties. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and material science industries seeking to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and metabolic diseases.
• Agrochemical Synthesis: Used in the research and development of new-generation herbicides, fungicides, and plant growth regulators that require a benzofuran core structure.
• Material Science Research: Serves as a monomer or functionalizing agent in the development of specialty polymers, liquid crystals, and organic electronic materials.
• Chemical Biology Probe Development: Utilized as a scaffold for creating fluorescent tags, enzyme inhibitors, and other molecular probes for biological research.
• Academic & Contract Research: A valuable reagent for universities and CROs (Contract Research Organizations) conducting methodological studies in heterocyclic and medicinal chemistry.
• Fine Chemical Production: Employed in the multi-step synthesis of complex fragrance ingredients, dyes, and other high-value specialty chemicals.

Basic Information

Product Name	5-Methoxy-2,3-Dihydrobenzofuran-3-Acetic Acid
CAS No.	93198-71-1
Molecular Formula	C₁₁H₁₂O₄
Molecular Weight	208.21 g/mol
Synonyms	5-Methoxy-2,3-dihydrobenzofuran-3-acetic acid; 3-(5-Methoxy-2,3-dihydrobenzofuran-3-yl)acetic acid; 5-Methoxy-2,3-dihydro-3-benzofuranacetic acid; 93198-71-1; 5-Methoxy-dihydrobenzofuran-3-acetic acid; 3-Carboxymethyl-5-methoxy-2,3-dihydrobenzofuran; 5-Methoxy-2,3-dihydrobenzofuryl-3-acetic acid
EINECS	Contact for details

Quality Control

Our 5-Methoxy-2,3-Dihydrobenzofuran-3-Acetic Acid is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the high standards required for research and synthesis. We provide a detailed Certificate of Analysis (COA) with each shipment, documenting critical parameters such as assay purity, residual solvents, and related substances. Our quality commitment supports applications requiring reproducible results and reliable supply chain integrity.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider holding under an inert atmosphere to maintain optimal purity.

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%
Heavy Metals	≤ 20 ppm

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