Description

Tenacissoside G CAS NO 191729-43-8 is a bioactive natural product and a steroidal glycoside isolated from the medicinal plant *Marsdenia tenacissima*. This compound is of significant interest for its potential pharmacological properties and serves as a key reference standard in analytical and research settings. It is primarily utilized by researchers and manufacturers in the pharmaceutical, biotechnology, and nutraceutical industries for drug discovery, quality control, and the development of herbal medicine products.

Application

• Pharmaceutical Research & Development: Serves as a high-purity reference standard for the identification, quantification, and quality control of herbal extracts and formulations containing *Marsdenia tenacissima*.
• Bioactivity Studies: Used in preclinical research to investigate potential therapeutic effects, including anti-tumor, anti-inflammatory, and immunomodulatory activities.
• Natural Product Chemistry: Acts as a critical analytical standard for the isolation, purification, and structural elucidation of related steroidal glycosides.
• Herbal Medicine Standardization: Employed in the standardization and authentication of traditional Chinese medicine (TCM) products to ensure batch-to-batch consistency and efficacy.
• Academic Research: Utilized in university and institutional laboratories for teaching and advanced studies in pharmacognosy and phytochemistry.
• Contract Manufacturing (CMO): Essential for CMOs specializing in natural product APIs or finished dosage forms to comply with stringent quality specifications.

Basic Information

Product Name	Tenacissoside G
CAS No.	191729-43-8
Molecular Formula	C36H56O12
Molecular Weight	680.83 g/mol
Synonyms	Tenacissoside G; (3β,5α,12β,14β)-12,14-Dihydroxy-3-[(2-O-β-D-glucopyranosyl-β-D-glucopyranosyl)oxy]card-20(22)-enolide; Marsdenoside G; Tenacigenin B 3-O-β-D-glucopyranosyl-(1→4)-β-D-glucopyranoside; 191729-43-8
EINECS	Contact for details

Quality Control

Our Tenacissoside G is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and tests for residual solvents and heavy metals. We provide Certificates of Analysis (COA) with each shipment, detailing all specifications and test results. Our quality system supports compliance with cGMP guidelines for active pharmaceutical ingredients (APIs) and reference standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C. This product is hygroscopic (moisture-sensitive) and light-sensitive. For long-term storage, consider desiccation and storage under an inert atmosphere to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Residual Solvents (GC)	Complies with ICH Q3C guidelines

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