Description

7-[(2S,3R,4S,5R,6R)-4,5-dihydroxy-6-(hydroxymethyl)-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-yl]oxy-oxan-2-yl]oxy-3,5-dihydroxy-2-(4-hydroxyphenyl)chromen-4-one is a high-purity flavonoid glycoside compound, identified by CAS No. 31921-42-3. This compound is valued for its role as a key phytochemical reference standard and active ingredient in advanced research and development. It is primarily sought by professionals in the pharmaceutical, nutraceutical, and life science industries for applications in analytical chemistry, bioactivity studies, and the formulation of standardized botanical extracts.

Application

• Pharmaceutical Reference Standard: Used as a certified reference material (CRM) for the quality control and standardization of herbal medicines and botanical drug products.
• Nutraceutical R&D: Serves as a key active ingredient in the research and development of dietary supplements targeting antioxidant and wellness pathways.
• Biochemical Research: Employed in in vitro and in vivo studies to investigate its pharmacological properties, including potential anti-inflammatory and metabolic effects.
• Analytical Chemistry: Essential for method development and validation in HPLC, LC-MS, and other chromatographic techniques for flavonoid analysis.
• Cosmeceutical Formulations: Incorporated into high-end skincare products for its potential antioxidant and skin-protective benefits.
• Academic Research: Used in universities and research institutes for studies in phytochemistry, natural product chemistry, and pharmacology.

Basic Information

Product Name	7-[(2S,3R,4S,5R,6R)-4,5-dihydroxy-6-(hydroxymethyl)-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-yl]oxy-oxan-2-yl]oxy-3,5-dihydroxy-2-(4-hydroxyphenyl)chromen-4-one
CAS No.	31921-42-3
Molecular Formula	C28H32O15
Molecular Weight	608.54 g/mol
Synonyms	Kaempferol 3-O-rutinoside; Kaempferol 3-rutinoside; Nicotiflorin; Kaempferol-3-O-rutinoside; Kaempferol 3-O-α-L-rhamnopyranosyl-(1→6)-β-D-glucopyranoside; NSC 407303; Trifolin; Robinin (Note: Verify specific isomer).
EINECS	Contact for details

Quality Control

Our 7-[(2S,3R,4S,5R,6R)-4,5-dihydroxy-6-(hydroxymethyl)-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-yl]oxy-oxan-2-yl]oxy-3,5-dihydroxy-2-(4-hydroxyphenyl)chromen-4-one is manufactured under a strict quality management system. Each batch is subjected to comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods. A detailed Certificate of Analysis (COA) is provided with each shipment, ensuring traceability and compliance with your research or production specifications.

Storage

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

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Assay (HPLC)	≥95.0%
Loss on Drying	≤2.0%
Residue on Ignition	≤0.5%
Heavy Metals (as Pb)	≤20 ppm

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