Description

8-Methoxy-2H-chromene-3-carboxylic acid is a specialized organic compound belonging to the chromene (benzopyran) class, characterized by its methoxy and carboxylic acid functional groups. This structure makes it a valuable key intermediate and building block in advanced organic synthesis. It is primarily utilized by pharmaceutical, agrochemical, and fine chemical research and development sectors for creating novel active molecules.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of potential drug candidates, particularly those targeting neurological or inflammatory pathways.
• Agrochemical Research: Serves as a building block for developing new herbicides, fungicides, or plant growth regulators with enhanced efficacy.
• Fine Chemical Synthesis: Used in the preparation of complex molecules, dyes, and functional materials requiring the chromene scaffold.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic chemistry and material science.
• Ligand and Catalyst Development: The carboxylic acid group allows for functionalization into chelating agents or organocatalysts.

Basic Information

Product Name	8-Methoxy-2H-chromene-3-carboxylic Acid
CAS No.	57543-59-6
Molecular Formula	C11H10O4
Molecular Weight	206.19 g/mol
Synonyms	8-Methoxy-2H-1-benzopyran-3-carboxylic acid; 8-Methoxy-3-carboxy-2H-chromene; 8-Methoxycoumarin-3-carboxylic acid; 3-Carboxy-8-methoxy-2H-chromene; 57543-59-6; 8-Methoxy-2H-chromene-3-carboxylate (anion form)
EINECS	Contact for details

Quality Control

Our production of 8-Methoxy-2H-chromene-3-carboxylic acid adheres to strict internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC, NMR, and mass spectrometry for identity confirmation and impurity profiling. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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