Description

4H-1-Benzopyran-4-One, 2,3-Dihydro-5,7-Dihydroxy-2-(2,2,8,8-Tetramethyl-2H,8H-Benzo[1,2-B:3,4-B']Dipyran-6-Yl)-, (2S)- (9Ci) is a high-purity, stereochemically defined chromone derivative with a complex fused ring structure. This compound matters as a sophisticated chemical intermediate and research standard for the development of novel bioactive molecules. It is primarily needed by pharmaceutical R&D and fine chemical synthesis teams exploring new therapeutic agents and functional materials.

Application

• Pharmaceutical Intermediate: A key chiral building block for the synthesis of potential drug candidates targeting various diseases.
• Medicinal Chemistry Research: Used as a reference standard or precursor in structure-activity relationship (SAR) studies for chromone-based compounds.
• Organic Synthesis: Serves as a complex starting material for the preparation of novel heterocyclic compounds and natural product analogs.
• Biochemical Research: Potential utility as a probe or inhibitor in enzymatic studies due to its specific chromone scaffold.
• Material Science Precursor: Exploration into organic semiconductors or photonic materials leveraging its extended conjugated system.
• Analytical Standard: High-purity grade for use in analytical method development, validation, and quality control testing.

Basic Information

Product Name	4H-1-Benzopyran-4-One, 2,3-Dihydro-5,7-Dihydroxy-2-(2,2,8,8-Tetramethyl-2H,8H-Benzo[1,2-B:3,4-B']Dipyran-6-Yl)-, (2S)- (9Ci)
CAS No.	426211-27-0
Molecular Formula	C25H26O6
Molecular Weight	422.47 g/mol
Synonyms	(2S)-2,3-Dihydro-5,7-dihydroxy-2-(2,2,8,8-tetramethyl-2H,8H-benzo[1,2-b:3,4-b']dipyran-6-yl)-4H-chromen-4-one; (S)-2,3-Dihydro-5,7-dihydroxy-2-(2,2,8,8-tetramethyl-2H,8H-benzo[1,2-b:3,4-b']dipyran-6-yl)-4H-1-benzopyran-4-one; 2,3-Dihydro-5,7-dihydroxy-2-(2,2,8,8-tetramethyl-2H,8H-benzo[1,2-b:3,4-b']dipyran-6-yl)-4H-1-benzopyran-4-one, (2S)-; Chromone derivative CAS 426211-27-0; (S)-Configuration Chromone Dimer
EINECS	Contact for details

Quality Control

Our 4H-1-Benzopyran-4-One derivative is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and chiral analysis to confirm stereochemical integrity, ensuring compliance with research and development standards. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.2%

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