Description

Methyl 3,4-Dihydro-2H-Chromene-7-Carboxylate is a versatile chromene derivative, a key heterocyclic building block prized for its structural motif in advanced organic synthesis. This compound is essential for researchers and manufacturers developing novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily sought after by the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, cardiovascular diseases, and anti-inflammatory agents.
• Agrochemical Research: Serves as a core scaffold for developing new-generation pesticides, herbicides, and fungicides with enhanced efficacy and selectivity.
• Organic Synthesis Building Block: Used in constructing complex heterocyclic compounds, natural product analogs, and functionalized chromene derivatives for material science applications.
• Flavor & Fragrance Chemistry: Employed in the research and development of novel aroma chemicals and flavoring agents due to its benzopyran core structure.
• Material Science Research: Investigated as a monomer or precursor for synthesizing specialty polymers, dyes, and photoactive materials.

Basic Information

Product Name	Methyl 3,4-Dihydro-2H-Chromene-7-Carboxylate
CAS No.	527681-32-9
Molecular Formula	C11H12O3
Molecular Weight	192.21 g/mol
Synonyms	7-Carbomethoxy-3,4-dihydro-2H-1-benzopyran; Methyl 7-chromancarboxylate; 3,4-Dihydro-2H-1-benzopyran-7-carboxylic acid methyl ester; 2H-1-Benzopyran-7-carboxylic acid, 3,4-dihydro-, methyl ester; Chromane-7-carboxylic acid methyl ester
EINECS	Contact for details

Quality Control

Our Methyl 3,4-Dihydro-2H-Chromene-7-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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 strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Melting Point	Contact for details
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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