Description

Comanthosid A CAS NO 70938-59-9 is a specialized natural product compound, a flavonoid glycoside derivative, valued for its distinct chemical structure and biological activity. It serves as a critical high-purity reference standard and a key building block in advanced research and development. This compound is essential for pharmaceutical, nutraceutical, and life science industries engaged in drug discovery, phytochemical analysis, and bioactivity studies.

Application

• Pharmaceutical Reference Standard: Used for the qualitative and quantitative analysis of herbal extracts and finished products in quality control laboratories.
• Bioactive Compound Research: Serves as a lead compound or intermediate in pharmacological studies targeting inflammation, oxidation, and specific enzyme pathways.
• Nutraceutical Development: Incorporated into research for formulating standardized botanical supplements where consistent flavonoid content is required.
• Academic & Institutional Research: Employed in universities and research institutes for studying natural product chemistry, biosynthesis, and structure-activity relationships (SAR).
• Analytical Method Development: Acts as a critical standard for developing and validating analytical methods such as HPLC, LC-MS, and TLC for complex matrices.

Basic Information

Product Name	Comanthosid A
CAS No.	70938-59-9
Molecular Formula	C27H30O15
Molecular Weight	594.52 g/mol
Synonyms	Comanthoside A; 5,7-Dihydroxy-2-(4-hydroxyphenyl)-6-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]-8-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]chromen-4-one; Flavonoid glycoside 70938-59-9; 6,8-Di-C-glucosylapigenin; 6,8-Di-C-β-D-glucopyranosylapigenin
EINECS	Contact for details

Quality Control

Every batch of Comanthosid A is produced and controlled under a strict quality management system. We provide comprehensive analytical documentation to ensure identity, purity, and consistency for your critical research applications. A detailed Certificate of Analysis (COA) is supplied with each shipment, reporting key parameters such as assay purity and impurity profiles as determined by HPLC and other orthogonal methods.

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 (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time conforms to reference standard
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

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