Description

3-Phenyl-1H-2-benzopyran-1-one is a specialized organic compound belonging to the coumarin derivative family. This heterocyclic structure serves as a valuable chemical intermediate and building block for advanced synthesis in fine chemical and pharmaceutical research. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science sectors for developing novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting neurological or inflammatory pathways.
• Agrochemical Research: Used as a core scaffold for developing new herbicides, fungicides, or plant growth regulators.
• Organic Light-Emitting Diodes (OLEDs): Acts as a potential electron-transport or emissive layer material due to its fused aromatic structure.
• Fluorescent Dye & Sensor Development: Serves as a starting material for creating coumarin-based fluorescent probes and markers for bio-imaging.
• Fine Chemical Synthesis: Employed as a versatile building block for constructing complex heterocyclic compounds in academic and industrial laboratories.
• Material Science: Investigated for use in organic semiconductors and photonic materials.

Basic Information

Product Name	3-Phenyl-1H-2-benzopyran-1-one
CAS No.	4809-08-9
Molecular Formula	C₁₅H₁₀O₂
Molecular Weight	222.24 g/mol
Synonyms	3-Phenylisocoumarin; 3-Phenyl-1H-isochromen-1-one; 3-Phenyl-1H-2-benzopyran-1-one; 3-Phenylcoumarin (isomeric); NSC 403714; 1H-2-Benzopyran-1-one, 3-phenyl-; Isocoumarin, 3-phenyl-
EINECS	Contact for details

Quality Control

Our 3-Phenyl-1H-2-benzopyran-1-one is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with detailed HPLC/GC and NMR data upon request, supporting compliance with cGMP and ISO 9001 standards for research and development use.

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 minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Melting Point	152 - 156 °C
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.