Description

2H-1-Benzopyran,4-Ethoxy-2,3-Dimethyl-(9Ci) CAS NO 194553-72-5 is a specialized organic compound belonging to the benzopyran class, characterized by its ethoxy and dimethyl substituents. This high-purity intermediate is critical for advanced research and development in fine chemical synthesis, offering a defined molecular scaffold for creating novel compounds. It is primarily sought after by pharmaceutical R&D laboratories, agrochemical innovators, and specialty chemical manufacturers for use as a key building block in the synthesis of active ingredients and functional materials.

Application

This benzopyran derivative serves as a versatile synthetic intermediate with applications across several high-value industries:

• Pharmaceutical Intermediate: A key precursor in the research and development of new active pharmaceutical ingredients (APIs), particularly for potential therapeutic agents.
• Agrochemical Synthesis: Used in the development of novel crop protection agents, including herbicides and fungicides.
• Material Science Research: Acts as a building block for organic electronic materials, dyes, and advanced polymers.
• Flavor & Fragrance Industry: Employed in the synthesis of complex aroma chemicals and flavoring agents.
• Academic & Industrial R&D: Serves as a standard or starting material for methodological studies in organic chemistry and catalysis.

Basic Information

Product Name	2H-1-Benzopyran,4-Ethoxy-2,3-Dimethyl-(9Ci)
CAS No.	194553-72-5
Molecular Formula	C13H16O2
Molecular Weight	204.27 g/mol
Synonyms	4-Ethoxy-2,3-dimethyl-2H-1-benzopyran; 4-Ethoxy-2,3-dimethyl-2H-chromene; 2H-Chromene, 4-ethoxy-2,3-dimethyl-; 2,3-Dimethyl-4-ethoxy-2H-chromene; 4-Ethoxy-2,3-dimethylchromene; 2,3-Dimethyl-4-ethoxy-2H-1-benzopyran
EINECS	Contact for details

Quality Control

Our production of 2H-1-Benzopyran,4-Ethoxy-2,3-Dimethyl-(9Ci) adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, 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 reliable supply to regulated industries.

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 heat, sparks, and open flame. 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
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.