Description

4H-1-Benzopyran-4-One, 5,7-Dimethyl- is a dimethyl-substituted benzopyranone derivative, a versatile organic intermediate of significant interest in fine chemical synthesis. Its defined molecular structure provides a crucial scaffold for the development of advanced materials and active pharmaceutical ingredients (APIs). This compound is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for its utility in heterocyclic chemistry and as a precursor for complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly those with chromone or flavone-based structures.
• Agrochemical Research: Used in the development and production of new pesticides, herbicides, and plant growth regulators, leveraging its heterocyclic core.
• Organic Synthesis & Material Science: Acts as a precursor for synthesizing advanced organic materials, ligands for catalysis, and functional dyes.
• Flavor & Fragrance Industry: Employed in the research and synthesis of complex aroma chemicals and flavoring agents due to its benzopyranone skeleton.
• Academic & R&D Laboratories: Utilized as a standard or starting material in chemical research for studying reaction mechanisms and developing new synthetic methodologies.

Basic Information

Product Name	4H-1-Benzopyran-4-One, 5,7-Dimethyl-
CAS No.	67029-85-0
Molecular Formula	C11H10O2
Molecular Weight	174.20 g/mol
Synonyms	5,7-Dimethyl-4H-chromen-4-one; 5,7-Dimethylchromone; 5,7-Dimethyl-1-benzopyran-4-one; 5,7-Dimethyl-4-chromone; NSC 407296; 4H-1-Benzopyran-4-one, 5,7-dimethyl-; 5,7-Dimethyl-4H-1-benzopyran-4-one
EINECS	Contact for details

Quality Control

Our 4H-1-Benzopyran-4-One, 5,7-Dimethyl- is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment. We are committed to meeting the stringent requirements of research and industrial applications.

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 strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain product integrity.

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.