Description

3,4-Dihydro-2H-1-Benzopyran-7-Carboxylic Acid is a versatile benzopyran derivative that serves as a key chiral building block and intermediate in advanced organic synthesis. Its structural motif is highly valued for constructing complex molecules with potential biological activity. This compound is primarily sought after by research institutions and pharmaceutical companies engaged in the development of new chemical entities, particularly for medicinal chemistry and process research.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Medicinal Chemistry Research: Used as a scaffold or building block for constructing compound libraries in high-throughput screening and structure-activity relationship (SAR) studies.
• Chiral Synthesis: Employed in asymmetric synthesis routes due to its potential for introducing stereochemical complexity.
• Agrochemical Development: Serves as an intermediate in the research and development of new crop protection agents and pesticides.
• Fine Chemical Production: Utilized in the manufacture of specialty chemicals, flavors, and fragrances requiring the benzopyran core structure.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploratory synthesis in organic chemistry laboratories.

Basic Information

Product Name	3,4-Dihydro-2H-1-Benzopyran-7-Carboxylic Acid
CAS No.	527681-33-0
Molecular Formula	C10H10O3
Molecular Weight	178.18 g/mol
Synonyms	7-Carboxy-3,4-dihydro-2H-1-benzopyran; 3,4-Dihydro-2H-chromene-7-carboxylic acid; 2H-1-Benzopyran-7-carboxylic acid, 3,4-dihydro-; Chroman-7-carboxylic acid; 7-Carboxychroman; 3,4-Dihydro-2H-chromene-7-carboxylic acid; 7-Carboxy-3,4-dihydro-2H-chromene
EINECS	Contact for details

Quality Control

Our 3,4-Dihydro-2H-1-Benzopyran-7-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for your critical R&D and scale-up processes.

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 the container tightly sealed when not in use to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.