Description

2,3-Dihydro-5,7-Dimethyl-4H-1-Benzopyran-4-One is a high-purity chromone derivative, a key structural motif in organic and medicinal chemistry. This compound is valued for its role as a versatile synthetic intermediate and a core scaffold for developing novel bioactive molecules. It is primarily sought by research and development laboratories in the pharmaceutical, agrochemical, and fine chemical sectors for applications in drug discovery and material science.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block for the synthesis of novel chromone-based drug candidates with potential therapeutic activities.
• Medicinal Chemistry Research: Used as a reference standard or a core scaffold in structure-activity relationship (SAR) studies for various biological targets.
• Agrochemical Development: Acts as a precursor in the research and synthesis of new crop protection agents and pesticides.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of complex organic molecules, flavors, and fragrances.
• Academic & Industrial R&D: Utilized in chemical research for exploring new organic reactions and catalytic processes involving the chromone structure.
• Material Science Precursor: Investigated for the development of organic electronic materials and advanced polymers.

Basic Information

Product Name	2,3-Dihydro-5,7-Dimethyl-4H-1-Benzopyran-4-One
CAS No.	3649-03-4
Molecular Formula	C11H12O2
Molecular Weight	176.21 g/mol
Synonyms	5,7-Dimethyl-2,3-dihydro-4H-chromen-4-one; 5,7-Dimethylchroman-4-one; 5,7-Dimethyl-4-chromanone; 2,3-Dihydro-5,7-dimethyl-4H-chromen-4-one; 4H-1-Benzopyran-4-one, 2,3-dihydro-5,7-dimethyl-; 5,7-Dimethyl-2,3-dihydrochromone; 5,7-Dimethyl-4-chromone
EINECS	Contact for details

Quality Control

Our 2,3-Dihydro-5,7-Dimethyl-4H-1-Benzopyran-4-One is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical quality parameters to support your research and compliance needs.

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. This material is light-sensitive (store away from light).

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.