Description

4H-1-Benzopyran-4-One, 7-(Acetyloxy)-3-[4-(Acetyloxy)Phenyl]-5-Hydroxy- is a high-purity, functionalized benzopyranone derivative of significant interest in advanced organic synthesis. This compound serves as a critical key intermediate and building block for the development of novel chemical entities. It is primarily sought by pharmaceutical R&D and fine chemical manufacturers for creating complex molecules with potential biological activity.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Organic Synthesis Building Block: Used for constructing complex heterocyclic frameworks and functionalized chromone derivatives in research chemistry.
• Agrochemical Research: Employed in the development of new active ingredients for crop protection products.
• Material Science: Potential monomer or additive for creating specialized polymers with unique optical or electronic properties.
• Biochemical Probe Development: Serves as a scaffold for designing fluorescent tags or molecular probes for biological imaging and diagnostics.

Basic Information

Product Name	4H-1-Benzopyran-4-One, 7-(Acetyloxy)-3-[4-(Acetyloxy)Phenyl]-5-Hydroxy-
CAS No.	65388-04-7
Molecular Formula	C19H14O7
Molecular Weight	354.31 g/mol
Synonyms	5-Hydroxy-7-acetoxy-3-(4-acetoxyphenyl)chromone; 3-(4-Acetoxyphenyl)-5-hydroxy-7-acetoxychromone; 7-Acetyloxy-3-(4-acetyloxyphenyl)-5-hydroxy-4H-chromen-4-one; 5-Hydroxy-3,7-bis(4-acetoxyphenyl)-4H-chromen-4-one (common misnomer); Chromone derivative 65388-04-7; Bis-acetylated hydroxychromone; 3,7-Di-O-acetyl-5-hydroxyflavone derivative
EINECS	Contact for details

Quality Control

Our production of 4H-1-Benzopyran-4-One, 7-(Acetyloxy)-3-[4-(Acetyloxy)Phenyl]-5-Hydroxy- adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR. Certificates of Analysis (COA) detailing all specifications are provided to ensure traceability and batch-to-batch consistency for your critical R&D and manufacturing processes.

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 heat, sparks, and open flames. For long-term storage, consider inert gas purging to maintain product integrity.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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