Description

4-Hydroxy-3-(o-Tolyl)-2H-1-Benzopyran-2-One is a specialized organic compound belonging to the coumarin derivative family. This high-purity intermediate is critical for research and development in advanced organic synthesis, particularly for creating novel molecular structures. It is primarily sought by pharmaceutical R&D laboratories and fine chemical manufacturers for applications in medicinal chemistry and material science.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies and the development of new therapeutic agents, particularly those targeting enzymes or receptors where the coumarin scaffold is relevant.
• Fluorescent Probe Synthesis: Acts as a precursor for developing fluorescent dyes and molecular probes due to the inherent photophysical properties of the coumarin core.
• Organic Light-Emitting Diode (OLED) Materials: Investigated as a component or intermediate in the development of organic electronic materials and emissive layers.
• Fine Chemical Synthesis: Employed in multi-step synthetic routes for producing complex, high-value specialty chemicals.
• Academic & Industrial R&D: Utilized in chemical research for exploring new reactions and catalytic processes involving functionalized coumarins.

Basic Information

Product Name	4-Hydroxy-3-(o-Tolyl)-2H-1-Benzopyran-2-One
CAS No.	73791-18-1
Molecular Formula	C16H12O3
Molecular Weight	252.27 g/mol
Synonyms	3-(2-Methylphenyl)-4-hydroxycoumarin; 4-Hydroxy-3-(2-methylphenyl)coumarin; 4-Hydroxy-3-(o-tolyl)coumarin; 3-o-Tolyl-4-hydroxycoumarin; NSC 339586; 2H-1-Benzopyran-2-one, 4-hydroxy-3-(2-methylphenyl)-; 4-Hydroxy-3-(2-methylphenyl)-2H-chromen-2-one
EINECS	Contact for details

Quality Control

Our 4-Hydroxy-3-(o-Tolyl)-2H-1-Benzopyran-2-One is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the exacting standards required for research and synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.