Description

2H-1-Benzopyran-2-One, 3-Ethyl-4-Hydroxy-6-Methyl- is a substituted coumarin derivative, a significant organic intermediate valued for its versatile chemical structure. This compound is crucial for the synthesis of more complex molecules in fine chemical and pharmaceutical research. It is primarily needed by R&D laboratories and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those with coumarin-based structures.
• Agrochemical Research: Used in the development and production of advanced pesticides, herbicides, and fungicides.
• Fluorescent Dye & Probe Synthesis: Acts as a precursor for creating coumarin-based fluorescent dyes and molecular probes used in bioimaging and analytical chemistry.
• Organic Synthesis & Material Science: Employed as a versatile intermediate in academic and industrial research for constructing complex heterocyclic compounds and functional materials.
• Fragrance & Cosmetic Ingredient Synthesis: Utilized in the production of certain fragrance components and UV-absorbing agents.

Basic Information

Product Name	2H-1-Benzopyran-2-One, 3-Ethyl-4-Hydroxy-6-Methyl-
CAS No.	21315-29-7
Molecular Formula	C₁₂H₁₂O₃
Molecular Weight	204.22 g/mol
Synonyms	3-Ethyl-4-hydroxy-6-methylcoumarin; 4-Hydroxy-3-ethyl-6-methyl-2H-chromen-2-one; 6-Methyl-3-ethyl-4-hydroxycoumarin; 3-Ethyl-4-hydroxy-6-methyl-2H-1-benzopyran-2-one; 3-Ethyl-6-methyl-4-hydroxycoumarin; 4-Hydroxy-3-ethyl-6-methylcoumarin; 3-Ethyl-4-hydroxy-6-methyl-2H-chromen-2-one
EINECS	Contact for details

Quality Control

Our 2H-1-Benzopyran-2-One, 3-Ethyl-4-Hydroxy-6-Methyl- is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment 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 room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

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%

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