Description

Robinin is a flavonoid glycoside compound of significant interest in advanced research and development. This high-purity chemical serves as a critical reference standard and building block for pharmaceutical and nutraceutical innovation. It is primarily utilized by research institutions, analytical laboratories, and manufacturers in the life sciences sector for method development, quality control, and the synthesis of novel bioactive derivatives.

Application

• Pharmaceutical Reference Standard: Used for the identification, assay, and impurity profiling of flavonoid-based drugs and herbal extracts in quality control laboratories.
• Biochemical Research: Serves as a key intermediate or probe in studying flavonoid metabolism, bioavailability, and biological activity mechanisms.
• Nutraceutical Development: Employed in the formulation and standardization of high-value dietary supplements and functional foods targeting antioxidant support.
• Analytical Chemistry: Acts as a calibration standard for HPLC, LC-MS, and other chromatographic techniques in analytical method development and validation.
• Cosmeceutical Ingredients: Investigated for potential use in advanced skincare formulations for its purported antioxidant and skin-protective properties.

Basic Information

Product Name	Robinin
CAS No.	301-19-9
Molecular Formula	C33H40O19
Molecular Weight	740.66 g/mol
Synonyms	Kaempferol 3-O-robinobioside-7-O-rhamnoside; Robinoside; Kaempferol 3-O-[α-L-rhamnopyranosyl-(1→6)-β-D-galactopyranoside]-7-O-α-L-rhamnopyranoside; 5,7-Dihydroxy-2-(4-hydroxyphenyl)-3-[[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-[[(2R,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyl-2H-pyran-2-yl]oxymethyl]-2H-pyran-2-yl]oxy]-4H-1-benzopyran-4-one
EINECS	Contact for details

Quality Control

Every batch of Robinin is produced and analyzed under strict quality management protocols. We provide comprehensive analytical data to ensure identity, purity, and consistency, supporting your regulatory and research requirements. A detailed Certificate of Analysis (COA) including HPLC purity, identification by IR and NMR, and residual solvent analysis is supplied with each shipment.

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 sealed tightly after each use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (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.