Description

Physalin G is a specific, high-purity steroidal lactone compound of significant interest in advanced research and development. This compound matters for its role as a key reference standard and active investigational material in pharmaceutical discovery. It is primarily needed by research institutions, pharmaceutical companies, and biotechnology firms engaged in the study of natural product chemistry, anti-inflammatory pathways, and novel therapeutic agents.

Application

• Pharmaceutical Reference Standard: Used for the qualitative and quantitative analysis of Physalin compounds in drug discovery and quality control laboratories.
• Biomedical Research: Serves as a critical biochemical tool for studying cellular mechanisms, including anti-inflammatory and immunomodulatory activities.
• Natural Product Isolation & Synthesis: Acts as a benchmark compound in the isolation, purification, and synthetic chemistry of withanolide-type steroidal lactones.
• Analytical Method Development: Employed in the development and validation of HPLC, LC-MS, and other chromatographic methods for complex plant extracts.
• Preclinical Studies: Utilized in in vitro and in vivo studies to evaluate pharmacological potential and establish structure-activity relationships (SAR).

Basic Information

Product Name	Physalin G
CAS No.	76045-38-0
Molecular Formula	C₂₈H₃₀O₁₀
Molecular Weight	526.53 g/mol
Synonyms	Physalin G; (22R)-5β,6β-Epoxy-4β,14α,20β,22,27-pentahydroxy-1-oxowitha-2,24-dienolide 2,27-diacetate; 14-Deoxy-14,18-epoxy-17-hydroxywithanolide G; Withanolide derivative
EINECS	Contact for details

Quality Control

Our Physalin G is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity for research applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We support compliance with relevant research and development standards, and specifications can be tailored to meet specific project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (typically 15-25°C). The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white 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 %

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