Description

4H-1-Benzopyran-4-One,3-Methyl-2-(4-Methylphenyl)-(9Ci) is a specialized organic compound belonging to the chromone chemical class, serving as a valuable synthetic intermediate. Its precise molecular structure makes it a critical building block for the development of advanced materials and active pharmaceutical ingredients (APIs). This high-purity compound is essential for research and development laboratories, pharmaceutical manufacturers, and fine chemical synthesis specialists seeking reliable, high-quality intermediates.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and inflammatory pathways.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products, leveraging its chromone backbone.
• Material Science: Serves as a building block for organic electronic materials, dyes, and photostable polymers.
• Chemical Synthesis: Employed in advanced organic synthesis for constructing complex heterocyclic frameworks in academic and industrial R&D.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing specific aroma chemicals due to its benzopyranone structure.

Basic Information

Product Name	4H-1-Benzopyran-4-One,3-Methyl-2-(4-Methylphenyl)-(9Ci)
CAS No.	118092-37-8
Molecular Formula	C17H14O2
Molecular Weight	250.29 g/mol
Synonyms	3-Methyl-2-(4-methylphenyl)-4H-chromen-4-one; 3-Methyl-2-(p-tolyl)-4H-chromen-4-one; 2-(4-Methylphenyl)-3-methyl-4H-1-benzopyran-4-one; 3-Methyl-2-(4-methylphenyl)-4H-1-benzopyran-4-one; Chromone derivative 118092-37-8
EINECS	Contact for details

Quality Control

Our production of 4H-1-Benzopyran-4-One,3-Methyl-2-(4-Methylphenyl)-(9Ci) adheres to stringent quality management systems to ensure batch-to-batch consistency and high purity. The material is manufactured under cGMP-like conditions suitable for pharmaceutical intermediate applications. Each batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles, verified by advanced analytical techniques including HPLC, GC, and NMR.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep the container tightly sealed to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.