Description

3-Ethyl-7-Hydroxy-4,8-Dimethyl-2H-Chromen-2-One is a high-purity chromenone derivative, a key organic intermediate prized for its specific molecular framework. This compound matters for its role in the synthesis of more complex molecules, offering a versatile building block for advanced chemical research and development. It is primarily needed by manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and fine chemical sectors seeking reliable, high-quality intermediates for their synthesis pipelines.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds with chromenone-based structures.
• Agrochemical Research: Used in the development and optimization of new agrochemicals, including potential herbicides, fungicides, and plant growth regulators.
• Fine Chemical Synthesis: Acts as a specialized building block for creating complex organic molecules used in dyes, pigments, and advanced material science.
• Biochemical Research: Employed in academic and industrial research to study enzyme interactions, receptor binding, or as a standard for analytical method development.
• Cosmetic Ingredient Intermediate: Utilized in the research phase for developing new UV-absorbing compounds or other functional ingredients for cosmetic formulations.

Basic Information

Item	Details
Product Name	3-Ethyl-7-Hydroxy-4,8-Dimethyl-2H-Chromen-2-One
CAS No.	31575-15-2
Molecular Formula	C₁₃H₁₄O₃
Molecular Weight	218.25 g/mol
Synonyms	7-Hydroxy-3-ethyl-4,8-dimethyl-2H-chromen-2-one; 3-Ethyl-7-hydroxy-4,8-dimethylcoumarin; 4,8-Dimethyl-3-ethyl-7-hydroxycoumarin; 7-Hydroxy-4,8-dimethyl-3-ethylcoumarin; NSC 403119; 2H-1-Benzopyran-2-one, 7-hydroxy-3-ethyl-4,8-dimethyl-; 31575-15-2
EINECS	Contact for details

Quality Control

Every batch of 3-Ethyl-7-Hydroxy-4,8-Dimethyl-2H-Chromen-2-One is produced and tested under a strict quality management system. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (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.