Description

4H-1-Benzopyran-4-One, 2,3-Dihydro-7-Hydroxy- is a key chromone derivative, a versatile chemical scaffold with significant biological and synthetic relevance. This compound is valued for its role as a crucial intermediate in the synthesis of more complex molecules, particularly in pharmaceutical and fine chemical research. It is primarily sought by R&D chemists and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a core building block for the synthesis of novel drug candidates, particularly those targeting inflammation, cancer, and central nervous system disorders.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its chromone structure for bioactivity.
• Fine Chemical Synthesis: Acts as a precursor for synthesizing flavors, fragrances, and advanced organic materials.
• Biochemical Research: Employed as a standard or probe in studies investigating enzyme inhibition and receptor binding mechanisms.
• Academic & R&D: Utilized in university and institutional laboratories for methodological development and exploration of new organic reactions.

Basic Information

Product Name	4H-1-Benzopyran-4-One, 2,3-Dihydro-7-Hydroxy-
CAS No.	76240-27-2
Molecular Formula	C9H8O3
Molecular Weight	164.16 g/mol
Synonyms	7-Hydroxy-2,3-dihydro-4H-chromen-4-one; 7-Hydroxy-2,3-dihydrochromone; 2,3-Dihydro-7-hydroxy-4H-1-benzopyran-4-one; 7-Hydroxydihydrochromone; 7-Hydroxy-2,3-dihydro-4H-chromone; 7-Hydroxy-2,3-dihydro-1-benzopyran-4-one; Dihydro-7-hydroxy-chromone
EINECS	Contact for details

Quality Control

Our 4H-1-Benzopyran-4-One, 2,3-Dihydro-7-Hydroxy- is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) documenting all critical parameters 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 (typically 15-25°C). Keep away from incompatible materials.

Specification

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