Description

[(25R)-5α-Spirostan-3β-yl]4-O-[2-O-[3-O-[3-O-[4-O-(α-L-rhamnopyranosyl)-β-D-glucopyranosyl]-β-D-glucopyranosyl]-β-D-glucopyranosyl]-β-D-glucopyranosyl]-β-D-galactopyranoside is a high-purity, complex steroidal saponin glycoside of significant interest in advanced research and development. This compound matters for its potential as a key reference standard or bioactive precursor in the study of natural product chemistry and pharmacology. It is primarily needed by pharmaceutical R&D laboratories, academic research institutions, and manufacturers of high-value nutraceutical intermediates seeking well-characterized, specialized biochemicals.

Application

• Pharmaceutical Reference Standard: Used for the qualitative and quantitative analysis of steroidal saponins in drug discovery and quality control processes.
• Biochemical Research: Serves as a critical substrate or inhibitor in enzymatic studies and investigations into glycosylation pathways.
• Natural Product Isolation & Synthesis: Acts as a benchmark compound for the isolation, purification, and structural elucidation of related plant-derived metabolites.
• Bioactivity Screening: Employed in in vitro and in vivo assays to evaluate potential anti-inflammatory, immunomodulatory, or cytotoxic properties.
• Nutraceutical Development: Investigated as a potential active ingredient or marker compound for high-end dietary supplements and functional foods.
• Academic Teaching & Training: Used in advanced university courses for practical demonstrations in natural product chemistry and analytical method development.

Basic Information

Product Name	[(25R)-5α-Spirostan-3β-yl]4-O-[2-O-[3-O-[3-O-[4-O-(α-L-rhamnopyranosyl)-β-D-glucopyranosyl]-β-D-glucopyranosyl]-β-D-glucopyranosyl]-β-D-glucopyranosyl]-β-D-galactopyranoside
CAS No.	112516-09-3
Molecular Formula	C62H102O33
Molecular Weight	1351.46 g/mol
Synonyms	Timosaponin B-II; Steroidal Saponin B-II; (25R)-Spirost-5-en-3β-yl O-β-D-galactopyranosyl-(1→2)-O-[β-D-glucopyranosyl-(1→3)]-O-β-D-glucopyranosyl-(1→4)-β-D-glucopyranoside; Anemarrhena Saponin B-II; Saponin B2; Timosaponin B2; 25R-Timosaponin B-II; 5α-Spirostan-3β,27-diol 3-O-{O-β-D-galactopyranosyl-(1→2)-O-[β-D-glucopyranosyl-(1→3)]-O-β-D-glucopyranosyl-(1→4)-β-D-glucopyranoside}
EINECS	Contact for details

Quality Control

Our [(25R)-5α-Spirostan-3β-yl]4-O-[2-O-[3-O-[3-O-[4-O-(α-L-rhamnopyranosyl)-β-D-glucopyranosyl]-β-D-glucopyranosyl]-β-D-glucopyranosyl]-β-D-glucopyranosyl]-β-D-galactopyranoside is produced under a strict quality management system. Each batch undergoes comprehensive analytical characterization using techniques such as HPLC, NMR, and MS to ensure structural identity and purity. Certificates of Analysis (COA) detailing purity, identity confirmation, and impurity profiles are provided and available upon request to support your regulatory and research documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); the container must be kept tightly sealed in a dry environment to prevent degradation. For long-term storage, consider desiccated conditions.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms to reference standard
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0 %
Residue on Ignition	≤ 1.0 %
Heavy Metals	≤ 20 ppm

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