Description

(6-Ethyl-3-Methyl-4-Oxo-3,4-Dihydro-Thieno[2,3-D]Pyrimidin-2-Ylsulfanyl)-Acetic Acid is a high-purity, advanced pharmaceutical intermediate belonging to the thienopyrimidine class of heterocyclic compounds. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting specific enzymatic pathways. It is essential for research institutions and pharmaceutical manufacturers engaged in the development of new therapeutic agents. The compound is supplied with full traceability and documentation to support rigorous drug development and manufacturing processes.

Application

• Pharmaceutical Intermediate: A key synthon in the research and commercial-scale synthesis of potential drug candidates, especially kinase inhibitors.
• Organic Synthesis Building Block: Used in medicinal chemistry for constructing complex molecular architectures via its reactive acetic acid and sulfanyl groups.
• Biochemical Research: Serves as a precursor or reference standard in biochemical assays and pharmacological studies.
• Agrochemical Research: Potential intermediate in the development of new crop protection agents due to its heterocyclic core.
• Material Science Exploration: Investigated for the synthesis of specialized organic materials and ligands for metal complexes.

Basic Information

Product Name	(6-Ethyl-3-Methyl-4-Oxo-3,4-Dihydro-Thieno[2,3-D]Pyrimidin-2-Ylsulfanyl)-Acetic Acid
CAS No.	886500-22-7
Molecular Formula	C₁₁H₁₂N₂O₃S₂
Molecular Weight	284.35 g/mol
Synonyms	2-[(6-Ethyl-3-methyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)thio]acetic acid; (6-Ethyl-3-methyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)sulfanylacetic acid; Thieno[2,3-d]pyrimidine-2-acetic acid, 3,4-dihydro-6-ethyl-3-methyl-4-oxo-, 2-thio-; CAS 886500-22-7
EINECS	Contact for details

Quality Control

Every batch of (6-Ethyl-3-Methyl-4-Oxo-3,4-Dihydro-Thieno[2,3-D]Pyrimidin-2-Ylsulfanyl)-Acetic Acid is manufactured and tested under a strict quality management system. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) are available upon request, providing detailed results for identity, purity, and impurity profiles to support your regulatory and research requirements.

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). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider conditions under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single impurity	≤ 0.5%
Residual Solvents (GC)	Complies with ICH guidelines
Loss on Drying	≤ 0.5%

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