Description

4H,8H-Benzo[1,2-B:3,4-B']Dipyran-4-One, 9,10-Dihydro-3,5-Dihydroxy-2-(4-Hydroxyphenyl)-8,8-Dimethyl- (9Ci) is a specialized organic compound belonging to the benzopyran class, valued for its unique polyphenolic structure. This chemical serves as a critical advanced intermediate or reference standard in research and development for high-value applications. It is primarily sought by industries focused on pharmaceutical development, nutraceutical formulation, and advanced material science. The compound, identified by CAS number 28610-34-6, is supplied to meet the stringent purity and consistency requirements of these sectors.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel therapeutic agents, particularly those targeting oxidative stress and inflammation.
• Reference Standard: High-purity material for analytical method development, validation, and quality control in pharmaceutical and nutraceutical laboratories.
• Nutraceutical & Cosmetic Research: Investigated for its potential antioxidant and bioactive properties in functional ingredient development.
• Organic Synthesis & Chemical Research: Valuable precursor for creating complex heterocyclic compounds and studying structure-activity relationships (SAR).
• Material Science: Potential monomer or additive for developing specialized polymers or coatings with specific optical or electronic properties.

Basic Information

Product Name	4H,8H-Benzo[1,2-B:3,4-B']Dipyran-4-One, 9,10-Dihydro-3,5-Dihydroxy-2-(4-Hydroxyphenyl)-8,8-Dimethyl- (9Ci)
CAS No.	28610-34-6
Molecular Formula	C20H18O6
Molecular Weight	354.35 g/mol
Synonyms	9,10-Dihydro-3,5-dihydroxy-2-(4-hydroxyphenyl)-8,8-dimethyl-4H,8H-benzo[1,2-b:3,4-b']dipyran-4-one; 2-(4-Hydroxyphenyl)-8,8-dimethyl-9,10-dihydro-3,5-dihydroxy-4H,8H-benzo[1,2-b:3,4-b']dipyran-4-one; Benzopyran derivative 28610-34-6; Dihydroxy dimethyl benzodipyranone; Polyphenolic benzopyranone
EINECS	Contact for details

Quality Control

Our 4H,8H-Benzo[1,2-B:3,4-B']Dipyran-4-One is produced and controlled under a strict quality management system. Each batch undergoes rigorous analytical testing including HPLC for purity, IR and NMR for structural confirmation, and residual solvent analysis to ensure compliance with research and development grade specifications. Comprehensive Certificates of Analysis (COA) detailing all test results are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is easily oxidized and should be handled under an inert atmosphere when appropriate for long-term storage. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

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