Description

Guibourtinidin Chloride(Sh) is a specific, high-purity form of the natural flavonoid salt, guibourtinidin chloride, identified by CAS NO 13544-54-2. This compound is valued for its role as a key chemical intermediate and reference standard in advanced research and development. It is primarily sought by professionals in the pharmaceutical, nutraceutical, and specialty chemical synthesis sectors for applications requiring precise molecular structures.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel drug candidates and bioactive molecules.
• Natural Product Research: Used as an analytical reference standard for the identification and quantification of guibourtinidin and related flavonoids in plant extracts.
• Biochemical Research: Employed in studies investigating the biological activities, such as antioxidant or enzyme inhibition properties, of flavan-3-ol derivatives.
• Specialty Chemical Synthesis: Acts as a precursor for the development of dyes, pigments, or functional materials with specific chromophoric properties.
• Cosmetic Science: Potential ingredient research for formulations targeting skin health due to its polyphenolic structure.

Basic Information

Product Name	Guibourtinidin Chloride(Sh)
CAS No.	13544-54-2
Molecular Formula	C15H13ClO6 (or as hydrate)
Molecular Weight	324.71 g/mol (Anhydrous)
Synonyms	Guibourtinidin Chloride; 3,4,7-Trihydroxy-3',4'-methylenedioxyflavylium Chloride; 3,4,7-Trihydroxy-3',4'-methylenedioxy-2-phenyl-1-benzopyrylium Chloride; Guibourtinidin Chloride (Sh); Flavylium, 3,4,7-trihydroxy-3',4'-methylenedioxy-, chloride; NSC 407332; Guibourtinidin(Cl)
EINECS	Contact for details

Quality Control

Our Guibourtinidin Chloride(Sh) is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and industrial use. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). This product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Reddish-brown to dark brown powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 0.5%

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