Description

Justicidin B is a bioactive arylnaphthalene lignan lactone, a compound of significant interest in advanced pharmaceutical and biochemical research. Its unique molecular structure underpins its value as a key intermediate and reference standard for developing novel therapeutic agents. This high-purity compound is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and nutraceutical industries focused on anti-inflammatory, antiviral, and anticancer drug discovery programs.

Application

• Pharmaceutical Reference Standard: Serves as a certified primary standard for quality control and analytical method development in drug manufacturing.
• Bioactive Compound Research: Used in in vitro and in vivo studies to investigate mechanisms of action related to its anti-inflammatory, antiviral, and potential anticancer properties.
• Natural Product Synthesis: Acts as a crucial intermediate or target molecule in the total synthesis and semi-synthesis of complex natural products and their analogs.
• Biochemical Pathway Analysis: Employed as a tool compound to study specific enzyme interactions and cellular signaling pathways.
• Nutraceutical & Cosmetic Ingredient Development: Explored for incorporation into advanced formulations targeting skin health and systemic wellness benefits.

Basic Information

Product Name	Justicidin B
CAS No.	17951-19-8
Molecular Formula	C₂₂H₁₈O₇
Molecular Weight	394.37 g/mol
Synonyms	Justicidin B; Justicidin; Taiwanin E; 6-Methoxyjusticidin B; Diphyllin methyl ether; 4-[(1S,9R)-9-(3,4-Dimethoxyphenyl)-6,7-dimethoxy-3-methyl-1,3-dihydro-2-benzofuran-1-yl]-2-methoxyphenol; NSC 350986
EINECS	Contact for details

Quality Control

Every batch of our Justicidin B is produced and analyzed under strict quality management protocols to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing results from advanced analytical techniques including HPLC, NMR, and MS. Our quality commitment aligns with the standards expected for high-value research and pharmaceutical intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) to minimize oxidation and ensure long-term stability. The container should be kept in a cool, dry, and well-ventilated area.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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