Description

Methyl (S)-6-{2-[5-Ethoxycarbonyl)-2-Thienyl]Ethyl}-3-Oxo-1,4-Thiazinane-2-Carboxylate is a high-purity, advanced pharmaceutical intermediate characterized by its specific stereochemistry and complex heterocyclic structure. This compound is of significant value in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting neurological and metabolic pathways. It is primarily required by research institutions and pharmaceutical manufacturers engaged in the development of new therapeutic agents and fine chemical synthesis.

Application

• Pharmaceutical Intermediate: Critical building block in the multi-step synthesis of proprietary drug candidates and novel APIs.
• Organic Synthesis Research: Used in academic and industrial R&D for constructing complex sulfur- and nitrogen-containing heterocycles.
• Preclinical Drug Development: Serves as a key precursor for generating compounds for biological screening and pharmacological evaluation.
• Process Chemistry: Employed in route scouting and optimization for scalable manufacturing of target molecules.
• Chemical Reference Standard: Provides a high-purity standard for analytical method development and quality control in API production.

Basic Information

Product Name	Methyl (S)-6-{2-[5-Ethoxycarbonyl)-2-Thienyl]Ethyl}-3-Oxo-1,4-Thiazinane-2-Carboxylate
CAS No.	186521-42-6
Molecular Formula	C16H21NO5S2
Molecular Weight	371.47 g/mol
Synonyms	(S)-Methyl 6-[2-(5-Ethoxycarbonyl-2-thienyl)ethyl]-3-oxo-1,4-thiazinane-2-carboxylate; Methyl (S)-6-[2-(5-Carbethoxy-2-thienyl)ethyl]-3-oxo-4-thiazinane-2-carboxylate; 1,4-Thiazinane-2-carboxylic acid, 6-[2-(5-ethoxycarbonyl-2-thienyl)ethyl]-3-oxo-, methyl ester, (2S)-; CAS 186521-42-6; (2S)-6-[2-(5-Ethoxycarbonyl-2-thienyl)ethyl]-3-oxo-1,4-thiazinane-2-carboxylic acid methyl ester
EINECS	Contact for details

Quality Control

Our production of Methyl (S)-6-{2-[5-Ethoxycarbonyl)-2-Thienyl]Ethyl}-3-Oxo-1,4-Thiazinane-2-Carboxylate adheres to stringent quality management systems. Every batch undergoes rigorous analytical testing, including chiral purity verification, to ensure compliance with research and pharmaceutical-grade standards. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). The compound may be hygroscopic (moisture-sensitive); therefore, the container should be kept tightly sealed under inert atmosphere if necessary after opening.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Water Content (KF)	≤ 0.5%

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