Description

Methyl 4-Oxo-3,4-Dihydro-2H-Chromene-8-Carboxylate is a high-purity chromene derivative, a key heterocyclic building block in advanced organic synthesis. This compound matters for its role as a versatile intermediate in the development of complex molecules with targeted biological and material properties. It is primarily needed by research and development teams in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting neurological and inflammatory pathways.
• Agrochemical Synthesis: Used in the research and development of new-generation herbicides and plant growth regulators.
• Organic Light-Emitting Diodes (OLEDs): Serves as a building block for electron-transport materials and emissive layer components in display technology.
• Dye and Pigment Chemistry: Acts as an intermediate for synthesizing specialized chromophores and fluorescent markers.
• Material Science Research: Employed in the development of polymers and coatings with specific optical or electronic properties.
• Academic & Contract Research: A valuable reagent for methodological studies in synthetic organic chemistry and heterocyclic compound research.

Basic Information

Product Name	Methyl 4-Oxo-3,4-Dihydro-2H-Chromene-8-Carboxylate
CAS No.	91344-89-7
Molecular Formula	C11H10O4
Molecular Weight	206.19 g/mol
Synonyms	8-Methoxycarbonyl-4-chromanone; Methyl 4-oxochroman-8-carboxylate; 4-Oxo-3,4-dihydro-2H-1-benzopyran-8-carboxylic acid methyl ester; 8-Carbomethoxy-4-chromanone; 4-Chromanone-8-carboxylic acid methyl ester; Methyl 4-oxo-3,4-dihydro-2H-1-benzopyran-8-carboxylate
EINECS	Contact for details

Quality Control

Our Methyl 4-Oxo-3,4-Dihydro-2H-Chromene-8-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request, supporting compliance with research and cGMP-grade 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 (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
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.