Description

Telmesteine CAS NO 122946-43-4 is a high-purity pharmaceutical intermediate and active ingredient. It serves as a critical building block in the synthesis of advanced therapeutic agents, particularly in respiratory medicine. This compound is essential for manufacturers and R&D facilities in the pharmaceutical and biotechnology sectors requiring reliable, high-quality raw materials for drug development and production.

Application

• Pharmaceutical Intermediate: Key synthetic precursor in the production of active pharmaceutical ingredients (APIs).
• Respiratory Drug Development: Primary application in the research and manufacturing of mucolytic and expectorant medications.
• Biochemical Research: Used as a reference standard and reagent in pharmacological and metabolic studies.
• Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for cGMP-compliant production.
• Analytical Standard: Serves as a high-purity standard for quality control and method validation in analytical laboratories.

Basic Information

Product Name	Telmesteine
CAS No.	122946-43-4
Molecular Formula	C5H7NO3S2
Molecular Weight	193.24 g/mol
Synonyms	Telmetacine; N-(2-Thioxo-1,3-thiazolidin-3-yl)acetamide; 3-Acetamido-2-thiazolidinethione; Acetamide, N-(2-thioxo-3-thiazolidinyl)-; 2-Thiazolidinethione, 3-(acetylamino)-; S-Carboxymethylcysteine thiolactone derivative; Mucolytic intermediate
EINECS	Contact for details

Quality Control

Our Telmesteine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets stringent specifications for pharmaceutical use. Certificates of Analysis (COA) documenting full compliance are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.5%
Related Substances (HPLC)	Total impurities ≤ 1.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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