Description

Sibiricaxanthone B CAS NO 241125-81-5 is a specialized xanthone derivative, a class of compounds known for their diverse biological activities. This high-purity reference standard is critical for research and development in life sciences, enabling precise analytical work and biological evaluation. It is primarily utilized by pharmaceutical researchers, analytical chemists, and academic institutions focused on natural product chemistry and drug discovery.

Application

• Pharmaceutical Reference Standard: Used as a certified standard for the identification, purity assessment, and quantification of Sibiricaxanthone B in raw materials and finished products via HPLC, LC-MS, or NMR.
• Bioactivity Research: Serves as a key compound in pharmacological studies to investigate potential therapeutic effects, including anti-inflammatory, antioxidant, or anticancer properties.
• Natural Product Isolation & Analysis: Acts as a critical marker compound for the quality control and standardization of botanical extracts containing xanthones.
• Academic & Institutional Research: Employed in universities and R&D labs for structural-activity relationship (SAR) studies and mechanistic investigations.
• Method Development & Validation: Essential for developing and validating new analytical methods in compliance with ICH Q2(R1) guidelines.

Basic Information

Product Name	Sibiricaxanthone B
CAS No.	241125-81-5
Molecular Formula	C19H18O6
Molecular Weight	342.34 g/mol
Synonyms	1,3,5-Trihydroxy-2-(3-methylbut-2-en-1-yl)-6,8-bis(3-methylbut-2-en-1-yl)xanthen-9-one; 1,3,5-Trihydroxy-2,6,8-tri(3-methyl-2-butenyl)xanthone; Sibiricaxanthone B (from *Hypericum perforatum*); 2,6,8-Tri(3-methyl-2-butenyl)-1,3,5-trihydroxyxanthone
EINECS	Contact for details

Quality Control

Every batch of Sibiricaxanthone B is produced and tested under a strict quality management system. We provide comprehensive analytical data to ensure identity, purity, and consistency, supporting your regulatory and research requirements. A detailed Certificate of Analysis (COA) is supplied with each shipment, documenting key parameters such as assay purity and impurity profile.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) in a dry environment. For long-term storage, consider storing under inert atmosphere at -20°C.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
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.