Description

Coumarin CAS NO 10172-76-6 is a naturally occurring and synthetically produced organic compound belonging to the benzopyrone chemical class, valued for its distinctive sweet, hay-like aroma and versatile functional properties. Its primary commercial significance lies in its role as a foundational fragrance ingredient and a key intermediate for synthesizing more complex chemical derivatives. This product is essential for manufacturers in the flavors and fragrances, agrochemical, and pharmaceutical industries seeking a reliable and high-quality aromatic building block.

Application

• Fragrance and Perfumery: A core ingredient for imparting sweet, vanilla, and tonka bean notes in fine perfumes, soaps, detergents, and cosmetic formulations.
• Flavoring Agent: Used to create sweet, creamy, and nutty nuances in food flavorings for baked goods, confectionery, and tobacco products, where regulations permit.
• Pharmaceutical Intermediates: Serves as a crucial precursor in the synthesis of anticoagulant drugs like warfarin and other coumarin-based therapeutic agents.
• Agrochemical Synthesis: Employed as a key intermediate in the production of certain rodenticides, fungicides, and other active agrochemical ingredients.
• Optical Brighteners: Acts as a starting material in the manufacture of certain laser dyes and fluorescent whitening agents for textiles and paper.
• Electroplating Additives: Utilized in specific electroplating baths to improve the brightness and leveling of metal deposits.

Basic Information

Product Name	Coumarin
CAS No.	10172-76-6
Molecular Formula	C9H6O2
Molecular Weight	146.14 g/mol
Synonyms	1,2-Benzopyrone; 2H-1-Benzopyran-2-one; cis-o-Coumarinic acid lactone; Coumarinic anhydride; Tonka bean camphor; Cumarin; Benzopyrone; 5,6-Benzo-2-pyrone
EINECS	233-415-7

Quality Control

Our Coumarin is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Quality parameters are verified against in-house specifications which align with industry standards for fragrance and technical grades. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and physical parameters is provided with every shipment to guarantee traceability and compliance.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 99.0%
Melting Point	68°C - 72°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.