Description

4H-1-Benzopyran-4-One, 2,3-Dihydro-6,8-Dimethyl- is a substituted chromanone derivative, a versatile organic intermediate of significant interest in fine chemical synthesis. Its core structure serves as a critical building block for the development of more complex molecules with targeted functionalities. This compound is essential for research and development chemists and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, or fungicides, leveraging its heterocyclic core for bioactivity.
• Flavor & Fragrance Chemistry: Acts as a starting material for synthesizing complex aroma chemicals and flavoring agents due to its benzopyranone skeleton.
• Organic Light-Emitting Diodes (OLEDs): Investigated as a potential core structure or intermediate for electron-transport materials or emissive layer components in electronic displays.
• Dye & Pigment Intermediate: Utilized in the synthesis of specialized dyes and organic pigments, where the chromanone unit can influence color and stability.
• Academic & Contract Research: Employed in universities and CROs (Contract Research Organizations) for methodological studies, library synthesis, and exploring new chemical reactions.

Basic Information

Product Name	4H-1-Benzopyran-4-One, 2,3-Dihydro-6,8-Dimethyl-
CAS No.	15773-95-2
Molecular Formula	C11H12O2
Molecular Weight	176.21 g/mol
Synonyms	6,8-Dimethylchroman-4-one; 2,3-Dihydro-6,8-dimethyl-4H-1-benzopyran-4-one; 6,8-Dimethyl-4-chromanone; 6,8-Dimethyl-2,3-dihydro-4H-chromen-4-one; 4H-Chromen-4-one, 2,3-dihydro-6,8-dimethyl-; 6,8-Dimethyl-4-chromone (deprecated); Dihydro-6,8-dimethyl-4H-1-benzopyran-4-one
EINECS	Contact for details

Quality Control

Our 4H-1-Benzopyran-4-One, 2,3-Dihydro-6,8-Dimethyl- is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications and test results are provided and available upon request. We support custom synthesis and can tailor purity grades, including research and development or commercial scales, to meet specific project requirements.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.