Description

4H-1-Benzopyran-4-One, 3-((2-o-(6-Deoxy-α-L-Mannopyranosyl)-β-D -Glucopyranosyl)Oxy)-2-(3,4-Dihydroxyphenyl)-5-Hydroxy-7-Methoxy- is a complex flavonoid glycoside of significant interest in advanced biochemical research and development. This compound is valued for its specific structural features, which are associated with targeted biological activity. It serves as a critical reference standard and key intermediate for pharmaceutical, nutraceutical, and high-purity fine chemical synthesis. The product, identified by CAS No. 101330-77-2, is supplied to meet the stringent demands of R&D and quality control laboratories.

Application

• Pharmaceutical Reference Standard: Used for the identification, assay, and purity testing of active pharmaceutical ingredients (APIs) and herbal extracts in QC/QA laboratories.
• Biochemical Research: Serves as a key intermediate or substrate in enzymatic studies and metabolic pathway research due to its specific glycosidic structure.
• Nutraceutical Development: Employed in the formulation and standardization of high-end dietary supplements and functional foods targeting specific health benefits.
• Analytical Chemistry: Acts as a critical calibration standard for advanced analytical techniques like HPLC, LC-MS, and NMR in method development and validation.
• Cosmeceutical Ingredients: Investigated for potential application in advanced skincare formulations for its antioxidant properties.
• Academic & Institutional Research: Used in universities and research institutes for studies in phytochemistry, pharmacology, and natural product chemistry.

Basic Information

Product Name	4H-1-Benzopyran-4-One, 3-((2-o-(6-Deoxy-α-L-Mannopyranosyl)-β-D -Glucopyranosyl)Oxy)-2-(3,4-Dihydroxyphenyl)-5-Hydroxy-7-Methoxy-
CAS No.	101330-77-2
Molecular Formula	C28H32O16
Molecular Weight	624.55 g/mol
Synonyms	Kaempferol 3-O-(2-O-(6-deoxy-α-L-mannopyranosyl)-β-D-glucopyranoside); Kaempferol 3-O-robinobioside; Robinin (flavonoid); 3-[[2-O-(6-Deoxy-α-L-mannopyranosyl)-β-D-glucopyranosyl]oxy]-2-(3,4-dihydroxyphenyl)-5-hydroxy-7-methoxy-4H-1-benzopyran-4-one; Kaempferol-3-O-robinobioside; NSC 407303; 4H-1-Benzopyran-4-one, 3-((2-O-(6-deoxy-α-L-mannopyranosyl)-β-D-glucopyranosyl)oxy)-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy- (related form); Flavonoid glycoside Robinin
EINECS	Contact for details

Quality Control

Every batch of this high-purity biochemical is manufactured and analyzed under a strict quality management system. We employ advanced chromatographic and spectroscopic methods to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing batch-specific results for assay, related substances, and residual solvents is provided with each shipment. Our quality protocols are designed to support GMP/GLP-compliant research and development activities.

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 product is hygroscopic (moisture-sensitive) and should be handled in a low-humidity environment. For long-term storage, consider desiccated conditions.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 3.0% Any single impurity ≤ 1.0%

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