Description

4H-1-Benzopyran-4-One, 7-Hydroxy-5-Methyl- is a high-purity chromone derivative, a key synthetic intermediate in advanced organic chemistry. Its defined structure offers precise reactivity for constructing complex molecular frameworks, ensuring consistent results in demanding synthesis. This compound is essential for researchers and manufacturers in the pharmaceutical and fine chemical sectors developing novel active ingredients and specialty materials.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel drug candidates, particularly those with chromone or flavonoid-based pharmacophores.
• Fine Chemical Synthesis: Used in the production of advanced organic compounds, including specialty dyes, pigments, and functional materials.
• Agrochemical Research: Serves as a precursor in developing new active ingredients for crop protection products.
• Academic & R&D: A valuable reagent for methodological studies in organic synthesis and medicinal chemistry research.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing specific aroma chemicals due to its benzopyranone core structure.

Basic Information

Product Name	4H-1-Benzopyran-4-One, 7-Hydroxy-5-Methyl-
CAS No.	881308-35-6
Molecular Formula	C10H8O3
Molecular Weight	176.17 g/mol
Synonyms	7-Hydroxy-5-methyl-4H-chromen-4-one; 5-Methyl-7-hydroxychromone; 7-Hydroxy-5-methylchromone; 5-Methylumbelliferone derivative; 7-Hydroxy-5-methyl-4-chromone; 5-Methyl-7-hydroxy-1-benzopyran-4-one
EINECS	Contact for details

Quality Control

Our 4H-1-Benzopyran-4-One, 7-Hydroxy-5-Methyl- is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets exacting research and industrial-grade specifications. A Certificate of Analysis (COA) detailing all quality parameters is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.