Description

2H-1-Benzopyran-4-Carboxylic Acid, 6-Chloro-3,4-Dihydro- is a key heterocyclic carboxylic acid derivative, serving as a critical synthetic intermediate in advanced organic chemistry. Its value lies in its functionalized benzopyran core, which provides a versatile scaffold for constructing complex molecules with targeted biological or material properties. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel drug candidates, particularly those targeting cardiovascular, neurological, or inflammatory pathways.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for dyes, pigments, and advanced organic materials requiring a chromone or coumarin-like structure.
• Academic & Contract Research: A valuable reagent for methodological studies in organic synthesis and medicinal chemistry within university and CRO laboratories.
• Material Science Research: Investigated for the development of organic semiconductors, fluorescent probes, or metal-organic frameworks (MOFs).

Basic Information

Product Name	2H-1-Benzopyran-4-Carboxylic Acid, 6-Chloro-3,4-Dihydro-
CAS No.	76301-94-5
Molecular Formula	C10H7ClO3
Molecular Weight	210.61 g/mol
Synonyms	6-Chloro-3,4-dihydro-2H-1-benzopyran-4-carboxylic acid; 6-Chloro-3,4-dihydro-4-carboxy-2H-1-benzopyran; 6-Chloro-3,4-dihydrochromone-4-carboxylic acid; 6-Chloro-4-carboxy-3,4-dihydro-2H-chromene; 6-Chloro-4-carboxy-3,4-dihydro-2H-1-benzopyran; 4-Carboxy-6-chloro-3,4-dihydro-2H-chromene
EINECS	Contact for details

Quality Control

Our production of 2H-1-Benzopyran-4-Carboxylic Acid, 6-Chloro-3,4-Dihydro- adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider an inert atmosphere to maintain optimal stability.

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%
Loss on Drying	≤ 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.