Description

2,3-Dihydro-2,5-Dimethyl-4H-1-Benzopyran-4-One is a specialized organic compound belonging to the chromanone class, serving as a valuable intermediate in advanced chemical synthesis. Its defined molecular structure provides a versatile scaffold for constructing more complex molecules in research and industrial applications. This compound is primarily sought by the pharmaceutical, agrochemical, and fine chemical industries for use in developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for dyes, pigments, and other performance chemicals.
• Material Science Research: Investigated for its potential in creating organic electronic materials and specialty polymers.
• Flavor and Fragrance Industry: May be utilized as an intermediate for synthesizing specific aroma compounds.
• Academic and R&D Laboratories: Employed as a standard or starting material in organic chemistry research and method development.

Basic Information

Product Name	2,3-Dihydro-2,5-Dimethyl-4H-1-Benzopyran-4-One
CAS No.	69687-87-2
Molecular Formula	C11H12O2
Molecular Weight	176.21 g/mol
Synonyms	2,5-Dimethylchroman-4-one; 2,5-Dimethyl-4-chromanone; 2,3-Dihydro-2,5-dimethyl-4H-1-benzopyran-4-one; 2,5-Dimethyl-2,3-dihydro-4H-chromen-4-one; 4H-1-Benzopyran-4-one, 2,3-dihydro-2,5-dimethyl-; 69687-87-2
EINECS	Contact for details

Quality Control

Our 2,3-Dihydro-2,5-Dimethyl-4H-1-Benzopyran-4-One is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive quality assurance, with products typically meeting specifications suitable for research and industrial synthesis. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is available for every batch upon request, supporting your quality and regulatory requirements.

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 and sources of ignition.

Specification

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