Description

3-Ethyl-4,8-Dimethyl-7-(3-Oxobutan-2-Yloxy)Chromen-2-One is a specialized coumarin derivative, a class of compounds known for their versatile biological and photochemical properties. This high-purity intermediate is critical for research and development in advanced organic synthesis, where precise molecular architecture is required. It is primarily sought by pharmaceutical R&D teams and fine chemical manufacturers for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Organic Light-Emitting Diode (OLED) Research: Investigated for use as an electron-transport or emissive layer material due to the photophysical properties of the coumarin core.
• Fluorescent Probe & Sensor Development: Utilized in creating sensitive chemical sensors and biological imaging agents because of its potential fluorescence.
• Agrochemical Synthesis: Acts as an intermediate in the development of new-generation pesticides and herbicides with enhanced efficacy.
• Fine Chemical & Fragrance Intermediate: Used in the complex synthesis of specialty chemicals and aroma compounds where the coumarin structure is a desired motif.
• Academic & Industrial Research: A valuable compound for methodological studies in organic chemistry, including novel coupling and functionalization reactions.

Basic Information

Product Name	3-Ethyl-4,8-Dimethyl-7-(3-Oxobutan-2-Yloxy)Chromen-2-One
CAS No.	670243-79-5
Molecular Formula	C₁₉H₂₂O₅
Molecular Weight	330.38 g/mol
Synonyms	7-(3-Oxobutan-2-yloxy)-3-ethyl-4,8-dimethylchromen-2-one; 3-Ethyl-4,8-dimethyl-7-(3-oxobutan-2-yloxy)-2H-chromen-2-one; 3-Ethyl-4,8-dimethyl-7-(1-methyl-2-oxopropoxy)coumarin; 670243-79-5; Coumarin derivative, oxobutoxy-substituted; 7-(1-Methyl-2-oxopropoxy)-3-ethyl-4,8-dimethylcoumarin
EINECS	Contact for details

Quality Control

Every batch of 3-Ethyl-4,8-Dimethyl-7-(3-Oxobutan-2-Yloxy)Chromen-2-One is manufactured and tested under a strict quality management system. Our products undergo rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency meet the high standards required for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed to protect against moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 97.0%
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.