Description

3-Hydroxychromen-2-One CAS NO 5818-89-3 is a high-purity organic compound belonging to the coumarin derivative family, valued for its role as a versatile chemical intermediate. Its significance lies in its structural motif, which is a key building block for synthesizing more complex molecules in advanced research and industrial applications. This product is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and fine chemical sectors seeking reliable, high-quality raw materials for their synthesis pipelines.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the research and development of novel pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a crucial building block for creating complex organic molecules, dyes, and fragrances.
• Biochemical Research: Employed in academic and industrial research as a standard or probe molecule for studying enzyme inhibition and biological pathways.
• Material Science: Investigated for its potential application in the development of organic light-emitting diodes (OLEDs) and other functional materials.

Basic Information

Product Name	3-Hydroxychromen-2-One
CAS No.	5818-89-3
Molecular Formula	C9H6O3
Molecular Weight	162.14 g/mol
Synonyms	3-Hydroxy-2H-chromen-2-one; 3-Hydroxycoumarin; 2-Oxo-2H-chromen-3-ol; 3-Hydroxy-1-benzopyran-2-one; 3-Hydroxy-2-chromenone; 3-Hydroxy-2H-1-benzopyran-2-one; 3-Hydroxy-2H-chrome-2-one; 3-Hydroxy-2-oxo-2H-chromene
EINECS	227-379-4

Quality Control

Our 3-Hydroxychromen-2-One is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to verify identity and purity against established specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance protocols.

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. Due to its light-sensitive nature, containers should be kept in the original packaging or amber glass until use.

Specification

Item	Specification
Appearance	Off-white to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	185 - 190 °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.