Description

4-Hydroxy-3-(p-Tolyl)-2H-1-Benzopyran-2-One is a high-purity synthetic organic compound belonging to the coumarin derivative family. This specialized chemical serves as a crucial advanced intermediate for the synthesis of complex molecules in research and development. It is primarily sought after by the pharmaceutical, agrochemical, and fine chemical industries for applications in drug discovery, material science, and the development of novel active ingredients. Our supply is characterized by consistent quality and reliable availability to support your critical projects.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Research: Used in the development of new pesticides, herbicides, and plant growth regulators.
• Fine Chemical Synthesis: Serves as a versatile precursor for creating complex organic molecules and specialty chemicals.
• Material Science: Investigated for use in the development of organic light-emitting diodes (OLEDs) and other functional materials.
• Biochemical Research: Potential use as a probe or inhibitor in enzymatic studies due to its coumarin core structure.
• Dye & Pigment Intermediate: Can be utilized in the synthesis of specialized dyes and fluorescent markers.

Basic Information

Product Name	4-Hydroxy-3-(p-Tolyl)-2H-1-Benzopyran-2-One
CAS No.	73791-19-2
Molecular Formula	C₁₆H₁₂O₃
Molecular Weight	252.27 g/mol
Synonyms	4-Hydroxy-3-(4-methylphenyl)-2H-chromen-2-one; 3-(4-Methylphenyl)-4-hydroxycoumarin; 4-Hydroxy-3-(p-tolyl)coumarin; 3-(p-Tolyl)-4-hydroxycoumarin; 4-Hydroxy-3-(4-methylphenyl)-2H-1-benzopyran-2-one; 4-Hydroxy-3-(4-tolyl)coumarin; 73791-19-2; 3-(4-Methylphenyl)-4-hydroxy-2H-chromen-2-one
EINECS	Contact for details

Quality Control

Our 4-Hydroxy-3-(p-Tolyl)-2H-1-Benzopyran-2-One is manufactured under strict quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to guarantee traceability and compliance.

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 heat, sparks, and open flame. The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

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