Description

3,4-Dihydro-6-Hydroxy-2H-1-Benzopyran-2-One is a high-purity organic compound belonging to the class of coumarin derivatives, valued for its role as a versatile synthetic intermediate and building block. Its structural motif is critical for developing compounds with specific biological and functional properties. This product is essential for research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries seeking to create novel active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting cardiovascular or neurological pathways.
• Agrochemical Synthesis: Used in the development of new-generation pesticides and herbicides, leveraging its heterocyclic structure.
• Fine Chemical Building Block: Serves as a foundational unit for constructing complex molecules in specialty chemistry and material science.
• Flavor & Fragrance Ingredient: Employed in the research and synthesis of coumarin-related aroma compounds.
• Organic Synthesis Research: A valuable reagent for academic and industrial R&D focused on heterocyclic chemistry and methodology development.
• Dye & Pigment Intermediate: Utilized in the production of certain optical brighteners and specialty dyes.

Basic Information

Item	Details
Product Name	3,4-Dihydro-6-Hydroxy-2H-1-Benzopyran-2-One
CAS No.	2669-94-5
Molecular Formula	C9H8O3
Molecular Weight	164.16 g/mol
Synonyms	6-Hydroxy-3,4-dihydro-2H-1-benzopyran-2-one; 6-Hydroxycoumaran-2-one; 6-Hydroxy-2,3-dihydrobenzofuran-2-one; 6-Hydroxy-2-coumaranone; 6-Hydroxydihydrocoumarin; NSC 403697; 2H-1-Benzopyran-2-one, 3,4-dihydro-6-hydroxy-
EINECS	Contact for details

Quality Control

Our 3,4-Dihydro-6-Hydroxy-2H-1-Benzopyran-2-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR for identification, and residual solvent analysis, to ensure it meets stringent specifications. Certificates of Analysis (COA) documenting all test results are available upon request to support your quality assurance and regulatory needs.

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 crystalline 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.