Description

2H-1-Benzopyran,2-Ethoxy-3,4-Dihydro-7-Methoxy-(9Ci) is a specialized chromane derivative, a key structural motif in organic synthesis and pharmaceutical research. This compound is valued for its role as a versatile synthetic intermediate in the development of complex molecules. It is primarily utilized by research chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of novel drug candidates, particularly those targeting central nervous system and cardiovascular diseases.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging the chromane scaffold for bioactive molecule design.
• Fine Chemical Synthesis: Acts as a precursor for the production of flavors, fragrances, and advanced organic materials.
• Academic & R&D: Employed in university and institutional laboratories for methodological studies in organic chemistry and heterocyclic compound research.
• Material Science: Investigated for the synthesis of organic semiconductors and photoresponsive materials due to its conjugated system.

Basic Information

Product Name	2H-1-Benzopyran,2-Ethoxy-3,4-Dihydro-7-Methoxy-(9Ci)
CAS No.	333772-40-0
Molecular Formula	C₁₂H₁₆O₃
Molecular Weight	208.25 g/mol
Synonyms	2-Ethoxy-3,4-dihydro-7-methoxy-2H-1-benzopyran; 7-Methoxy-2-ethoxy-3,4-dihydro-2H-chromene; 2-Ethoxy-7-methoxychromane; 2-Ethoxy-7-methoxy-3,4-dihydro-2H-chromene; Chromane, 2-ethoxy-7-methoxy-; 333772-40-0 (CAS)
EINECS	Contact for details

Quality Control

Our 2H-1-Benzopyran,2-Ethoxy-3,4-Dihydro-7-Methoxy-(9Ci) is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing including HPLC, GC, NMR, and mass spectrometry to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO 9001 standards for research and development materials.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept sealed and away from direct light and moisture sources to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
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.