Description

7-Benzofurancarboxylic Acid, 5-Bromo-2,3-Dihydro-, Methyl Ester is a high-purity, synthetically valuable brominated benzofuran derivative. This compound serves as a critical advanced pharmaceutical intermediate and a versatile building block in organic synthesis, enabling the construction of complex molecular architectures. It is primarily sought after by R&D chemists and process development teams in the pharmaceutical, agrochemical, and material science industries for the development of novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Building block for developing new-generation herbicides, fungicides, and insecticides with enhanced efficacy.
• Organic Light-Emitting Diode (OLED) Materials: Used in the research and development of electron-transporting or host materials for display and lighting technologies.
• Ligand and Catalyst Development: Serves as a scaffold for creating specialized ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Chemical Research: Versatile starting material for academic and industrial research in heterocyclic and medicinal chemistry.
• Fluorescent Probe Synthesis: Utilized in the design of molecular probes and sensors for bioimaging and diagnostic applications.

Basic Information

Item	Detail
Product Name	7-Benzofurancarboxylic Acid, 5-Bromo-2,3-Dihydro-, Methyl Ester
CAS No.	252921-20-3
Molecular Formula	C10H9BrO3
Molecular Weight	257.08 g/mol
Synonyms	5-Bromo-2,3-dihydro-7-benzofurancarboxylic acid methyl ester; Methyl 5-bromo-2,3-dihydro-1-benzofuran-7-carboxylate; 5-Bromo-2,3-dihydrobenzofuran-7-carboxylic acid methyl ester; 5-Bromodihydrobenzofuran-7-carboxylic acid methyl ester; 252921-20-3; Methyl 5-bromo-2,3-dihydrobenzo[b]furan-7-carboxylate
EINECS	Contact for details

Quality Control

Our 7-Benzofurancarboxylic Acid, 5-Bromo-2,3-Dihydro-, Methyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high chemical purity and structural integrity suitable for demanding synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee batch-to-batch consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. The compound may be light-sensitive; prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥97.0% (Area %)
Melting Point	Contact for details
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%
Single Unknown Impurity (HPLC)	≤1.0%
Total Impurities (HPLC)	≤3.0%

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