Description

5,7-Dihydroxycoumarin is a naturally occurring polyphenolic compound belonging to the coumarin class, recognized for its distinctive chemical structure and biological activity. This compound serves as a versatile intermediate and active ingredient, valued for its role in synthesizing more complex molecules and its inherent functional properties. It is primarily sought by manufacturers and researchers in the pharmaceutical, cosmetic, and agrochemical industries for applications ranging from drug development to UV-absorbing formulations.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of various bioactive coumarin derivatives with potential therapeutic applications.
• Cosmetic & Personal Care: Utilized in formulations for its UV-absorbing properties, contributing to sun protection and skin care products.
• Agrochemical Research: Investigated as a precursor or active component in the development of new plant protection agents and growth regulators.
• Organic Synthesis: Serves as a fundamental scaffold in medicinal chemistry and organic research for creating novel chemical entities.
• Laboratory Reagent: Used as a standard or reference compound in analytical chemistry and biochemical assays.
• Functional Additive: Explored for incorporation into materials to impart specific chemical or light-stabilizing characteristics.

Basic Information

Product Name	5,7-Dihydroxycoumarin
CAS No.	2732-18-5
Molecular Formula	C9H6O4
Molecular Weight	178.14 g/mol
Synonyms	5,7-Dihydroxy-2H-chromen-2-one; 5,7-Dihydroxy-2H-1-benzopyran-2-one; Aesculetin; Cichorigenin; Esculetin; 6,7-Dihydroxycoumarin (common misnomer); Citropten (related compound, often confused)
EINECS	220-352-7

Quality Control

Our 5,7-Dihydroxycoumarin is produced under a stringent quality management system to ensure batch-to-batch consistency and high purity. Each lot is subjected to comprehensive analytical testing, including identification, assay, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your specifications and industry standards.

Storage

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

Specification

Item	Specification
Appearance	Off-white to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	268°C - 272°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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