Description

4H-1-Benzopyran-4-One, 5-Hydroxy-2- (3-Hydroxy-4-Methoxyphenyl)-7-Meth Oxy- is a high-purity chromone derivative, a key synthetic intermediate valued for its complex phenolic and methoxy-substituted benzopyranone structure. This compound is critical for research and development in advanced organic synthesis, particularly for creating novel molecules with targeted biological activity. It is primarily sought by pharmaceutical R&D laboratories, agrochemical innovators, and fine chemical manufacturers developing new active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a core building block for the synthesis of novel drug candidates, particularly in therapeutic areas targeting inflammation, oncology, and metabolic diseases.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its chromone scaffold for bioactivity.
• Fine Chemical Synthesis: An essential precursor for creating complex flavonoids, natural product analogs, and other specialty organic compounds.
• Biochemical Research: Employed as a standard or probe in studies investigating enzyme inhibition, receptor binding, and other biological mechanisms.
• Material Science Precursor: Potential use in the synthesis of organic semiconductors, dyes, or photostable polymers due to its conjugated system.

Basic Information

Product Name	4H-1-Benzopyran-4-One, 5-Hydroxy-2- (3-Hydroxy-4-Methoxyphenyl)-7-Methoxy-
CAS No.	32174-62-2
Molecular Formula	C₁₇H₁₄O₆
Molecular Weight	314.29 g/mol
Synonyms	5-Hydroxy-2-(3-hydroxy-4-methoxyphenyl)-7-methoxy-4H-chromen-4-one; 5,7-Dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-chromen-4-one derivative; 2-(3-Hydroxy-4-methoxyphenyl)-5,7-dimethoxychromone (isomer); Chromone, 5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-7-methoxy-; NSC 407341; LS-1761; A chromone flavonoid intermediate.
EINECS	Contact for details

Quality Control

Every batch of our 4H-1-Benzopyran-4-One derivative is produced under strict quality management protocols. We employ advanced analytical techniques including HPLC, NMR, and MS to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical characteristics is provided with each shipment, supporting your R&D and quality assurance requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
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.