Description

Kempferol-3-o-Arabinofuranoside-7-o-Rhamnopyranoside is a specific flavonoid glycoside compound, valued for its role as a key phytochemical reference standard and research intermediate. Its precise chemical structure makes it essential for analytical and pharmacological studies targeting natural product bioactivity. This compound is primarily needed by research institutions, pharmaceutical R&D departments, and manufacturers of high-purity botanical extracts and nutraceuticals.

Application

• Pharmaceutical Reference Standard: Used for the identification, assay, and quality control of flavonoid-containing drugs and herbal medicines.
• Biochemical Research: Serves as a critical intermediate or standard in studies investigating antioxidant, anti-inflammatory, or other biological activities of flavonoids.
• Nutraceutical & Cosmetic Ingredient Development: Employed in the formulation and standardization of advanced botanical extracts for dietary supplements and skincare products.
• Analytical Chemistry: Utilized as a high-purity calibrant in HPLC, LC-MS, and other chromatographic methods for quantifying related compounds in complex matrices.
• Academic Research: Fundamental for university and institutional research into plant metabolism, glycoside synthesis, and structure-activity relationships.

Basic Information

Product Name	Kempferol-3-o-Arabinofuranoside-7-o-Rhamnopyranoside
CAS No.	27509-67-7
Molecular Formula	C26H28O14
Molecular Weight	564.49 g/mol
Synonyms	Kaempferol 3-O-α-L-arabinofuranoside 7-O-α-L-rhamnopyranoside; Kaempferol 3-O-arabinofuranosyl-7-O-rhamnopyranoside; 3-O-α-L-Arabinofuranosylkaempferol 7-O-α-L-rhamnopyranoside; Kempferol-3-O-arabinofuranoside-7-O-rhamnopyranoside; 27509-67-7; Kaempferol 3-arabinofuranoside 7-rhamnopyranoside
EINECS	Contact for details

Quality Control

Our Kempferol-3-o-Arabinofuranoside-7-o-Rhamnopyranoside is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity verification and spectroscopic identification (IR, NMR), to ensure it meets the high standards required for research and development. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability, purity, and consistency.

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); ensure the container is kept sealed in a low-humidity environment to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	Yellow to light brown 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%
Heavy Metals	≤20 ppm

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