Description

(2S)-5,7,8'-Trihydroxy-2',2'-Dimethyl-2,6'-Bi[2H-1-Benzopyran]-4(3H)-One is a high-purity, optically active biflavonoid compound of significant interest in advanced research and development. This compound matters for its role as a key pharmacological reference standard and a sophisticated building block in synthetic chemistry. It is primarily needed by pharmaceutical R&D teams, nutraceutical formulators, and academic research institutions focusing on natural product chemistry and bioactivity studies.

Application

• Pharmaceutical Reference Standard: Used for the identification, purity assessment, and quantification in analytical method development and quality control of flavonoid-based APIs.
• Bioactivity Research: Serves as a critical compound in studies investigating antioxidant, anti-inflammatory, and neuroprotective mechanisms.
• Nutraceutical Development: Employed as a high-value active ingredient or marker compound in premium dietary supplement formulations targeting oxidative stress.
• Synthetic Chemistry Intermediate: Acts as a chiral precursor for the synthesis of more complex flavonoid derivatives and novel chemical entities.
• Cosmeceutical Applications: Incorporated into advanced skincare products for its potential antioxidant and skin-protective properties.
• Academic & Institutional Research: Utilized in universities and research institutes for fundamental studies on flavonoid chemistry, biosynthesis, and structure-activity relationships.

Basic Information

Item	Detail
Product Name	(2S)-5,7,8'-Trihydroxy-2',2'-Dimethyl-2,6'-Bi[2H-1-Benzopyran]-4(3H)-One
CAS No.	101923-93-7
Molecular Formula	C30H24O8
Molecular Weight	512.51 g/mol
Synonyms	GB-1a; (2S)-GB-1a; (2S)-5,7,8'-Trihydroxy-2',2'-dimethyl-2,6'-bichromone-4-one; (S)-5,7,8'-Trihydroxy-2',2'-dimethyl-2,6'-bichromone-4-one; (2S)-5,7,8'-Trihydroxy-2',2'-dimethyl-2,6'-bichromane-4-one; Garcinia biflavonoid 1a (S-enantiomer); (S)-GB-1a; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our (2S)-5,7,8'-Trihydroxy-2',2'-Dimethyl-2,6'-Bi[2H-1-Benzopyran]-4(3H)-One is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and chiral analysis to confirm enantiomeric excess. We provide comprehensive Certificates of Analysis (COA) detailing all specifications, ensuring traceability and compliance with research-grade standards. Custom purity grades and analytical packages are available to meet specific project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) to minimize oxidation and degradation. The container should be kept in a cool, dry, and well-ventilated area away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥95.0%
Chiral Purity (HPLC)	≥98.0% ee
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.