Description

2H-1-Benzopyran-2-One,3,4-Diethyl-(9Ci) is a specialized organic compound belonging to the coumarin derivative family, identified by CAS NO 638187-28-7. This high-purity intermediate is valued for its role in advanced organic synthesis, enabling the development of novel chemical entities with specific functionalities. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for applications in drug discovery, material science, and the synthesis of complex heterocyclic compounds.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates, particularly those targeting specific biological pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators, leveraging its core coumarin structure.
• Fine Chemical Synthesis: Serves as a versatile precursor for creating complex molecules used in dyes, pigments, and advanced material science applications.
• Organic Light-Emitting Diodes (OLEDs): Investigated as a potential component or dopant in the development of organic electronic materials due to its photophysical properties.
• Fluorescent Probes & Sensors: Its structural framework makes it suitable for modification into fluorescent markers for biochemical and diagnostic applications.
• Academic & Industrial R&D: A critical reagent for methodological studies in organic chemistry and the exploration of new synthetic routes.

Basic Information

Product Name	2H-1-Benzopyran-2-One,3,4-Diethyl-(9Ci)
CAS No.	638187-28-7
Molecular Formula	C₁₃H₁₄O₂
Molecular Weight	202.25 g/mol
Synonyms	3,4-Diethylcoumarin; 3,4-Diethyl-2H-chromen-2-one; 3,4-Diethyl-1-benzopyran-2-one; 3,4-Diethyl-2H-1-benzopyran-2-one; Coumarin, 3,4-diethyl-; 2H-1-Benzopyran-2-one, 3,4-diethyl-; 638187-28-7 (CAS RN)
EINECS	Contact for details

Quality Control

Our 2H-1-Benzopyran-2-One,3,4-Diethyl-(9Ci) is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, confirming compliance with agreed specifications. For custom synthesis projects, we adhere to cGMP guidelines as required.

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 purity.

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	≤ 20 ppm

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