Description

4H-1-Benzopyran-3-Carboxaldehyde, 7-Methyl-4-Oxo- is a high-purity, synthetically valuable chromone derivative. This compound serves as a critical advanced pharmaceutical intermediate and a versatile building block for organic synthesis. It is primarily sought by R&D and production teams in the pharmaceutical, agrochemical, and fine chemical industries for developing novel active compounds.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates with potential biological activity.
• Agrochemical Research: Used as a building block for developing new pesticides and herbicides.
• Fine Chemical Synthesis: Serves as a versatile scaffold for creating complex molecules in specialty chemistry.
• Material Science Research: Investigated for use in organic electronic materials and advanced polymers.
• Academic & R&D: Essential reagent for chemical research in universities and corporate laboratories.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing complex aroma chemicals.

Basic Information

Product Name	4H-1-Benzopyran-3-Carboxaldehyde, 7-Methyl-4-Oxo-
CAS No.	40682-97-1
Molecular Formula	C11H8O3
Molecular Weight	188.18 g/mol
Synonyms	7-Methyl-4-oxo-4H-chromene-3-carbaldehyde; 7-Methyl-4-oxochromene-3-carboxaldehyde; 3-Formyl-7-methyl-4H-chromen-4-one; 7-Methyl-4-oxo-4H-1-benzopyran-3-carboxaldehyde; 7-Methyl-4-oxo-4H-chromene-3-carbaldehyde; 7-Methyl-4-oxochroman-3-carbaldehyde (tautomer); 7-Methyl-4-oxo-4H-chromene-3-carboxylic aldehyde
EINECS	Contact for details

Quality Control

Our 4H-1-Benzopyran-3-Carboxaldehyde, 7-Methyl-4-Oxo- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, 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, well-ventilated area at a controlled room temperature (15-25°C). This compound is easily oxidized and should be handled under an inert atmosphere for long-term storage. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Off-white to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 97.0%
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.