Kaempferol 3-robinoside 7-glucoside 98% Purity CAS 114924-89-9 Flavonoid Triglycoside for Anti-inflammatory Research Reagent Grade

• • • • • Product Overview

          Kaempferol 3-robinoside 7-glucoside (also known as Kaempferol-3-O-robinoside-7-O-glucoside) is a naturally occurring flavonoid triglycoside compound found in various plants, including Withania somnifera (ashwagandha) . It consists of the aglycone kaempferol linked to a robinose sugar moiety at the 3-position and a glucose moiety at the 7-position . This product is a high-purity research-grade reagent with a purity of ≥98% as determined by HPLC analysis , appearing as a yellow to off-white powder . It is primarily used in anti-inflammatory, antioxidant research, and natural product chemistry .

          Chemical Properties

          • Molecular Formula: C₃₃H₄₀O₂₀ 

          • Molecular Weight: 756.66 g/mol 

          • Synonyms: Kaempferol-3-O-robinoside-7-O-glucoside; 3-[[6-O-(6-Deoxy-α-L-mannopyranosyl)-β-D-galactopyranosyl]oxy]-7-(β-D-glucopyranosyloxy)-5-hydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one 

          • SMILES: C[C@H]1C@@HO 

          • InChIKey: SCEPATPTKMFDSR-MVQIQBPISA-N 

          • IUPAC Name: 5-hydroxy-2-(4-hydroxyphenyl)-7-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-[[(2R,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxymethyl]oxan-2-yl]oxychromen-4-one 

          • XLogP3: -2.7 

          • Predicted Boiling Point: 1107.9±65.0 °C 

          • Predicted Density: 1.79±0.1 g/cm³ 

          • pKa: 5.80±0.40 

          • Solubility: Slightly soluble in DMSO, methanol, and water 

          Natural Sources

          This flavonoid triglycoside has been identified in Withania somnifera (ashwagandha)  and is available as a reference standard for natural product research .

          Mechanism of Action & Applications

          • Anti-inflammatory Activity: As a flavonoid glycoside, it may modulate inflammatory pathways .

          • Antioxidant Activity: Exhibits free radical scavenging activity through its flavonoid core and multiple hydroxyl groups .

          • Natural Product Chemistry: Serves as a reference standard for quantitative analysis, quality control, and biochemical research .

          • Life Science Research: Used in life science-related research applications .

          Quality Specifications

          • Purity: ≥98.0% (determined by HPLC area normalization) 

          • Appearance: Pale beige solid 

          • Identification: Conforms to structure by NMR and Mass Spectrometry 

          • Loss on Drying: ≤0.5%

          • Residue on Ignition: ≤0.1%

          • Heavy Metals: ≤10 ppm

          • Each batch is accompanied by a comprehensive Certificate of Analysis (COA) .

          Packaging & Storage

          • Packaging: Available in 5mg, 10mg, 20mg, 50mg, 100mg, 200mg, 500mg, 1g amber glass vials for research purposes . Larger quantities are available upon request.

          • Storage: Store powder in a tightly sealed container, protected from light, at 2-8°C for up to 24 months , or at -20°C for up to 3 years . For stock solutions, store as aliquots at -20°C for up to 1 month. Allow product to equilibrate to room temperature before opening to avoid moisture condensation.

          • Shelf Life: 24-36 months when stored under recommended conditions.

Jinan Topfull Chemical Co., Ltd. is an international company rooted in China, specializing in the export of chemical products.

Our company is committed to making every effort to provide ideal chemical products to potential customers worldwide, including but not limited to: organic/inorganic reagents, biological reagents, plant extracts, pharmaceutical intermediates, active pharmaceutical ingredients (APIs), reference standards, reference substances, peptides, and more. Meanwhile, we have established long-term and stable cooperative relationships with university laboratories and off-campus research institutions, enabling us to offer tailored product services based on customers' actual needs.

We currently support customized services for most product categories, with supply quantities ranging from milligram (mg), gram (g) to kilogram (kg) levels, as well as wholesale. Product purity covers the full spectrum from 90% to 99.9%, providing customers with one-stop convenient services.

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