Description

2-Methylsulfanyl-1H-Thieno[2,3-D]Pyrimidin-4-One is a high-value heterocyclic building block and advanced pharmaceutical intermediate. This compound is critical for research and development in medicinal chemistry, particularly in the synthesis of novel therapeutic agents. It is primarily sought after by pharmaceutical R&D laboratories, agrochemical innovators, and fine chemical manufacturers for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key scaffold in the research and synthesis of potential drug candidates targeting various diseases.
• Medicinal Chemistry Research: Used as a core building block for structure-activity relationship (SAR) studies and library synthesis in drug discovery programs.
• Agrochemical Development: Serves as a precursor in the creation of novel herbicides, fungicides, or insecticides.
• Organic Synthesis Reagent: Employed in academic and industrial laboratories for the construction of complex thienopyrimidine derivatives.
• Biochemical Tool Compound: Potential use in developing probes for studying biological pathways and enzyme inhibition.

Basic Information

Product Name	2-Methylsulfanyl-1H-Thieno[2,3-D]Pyrimidin-4-One
CAS No.	309976-36-1
Molecular Formula	C7H6N2OS2
Molecular Weight	198.26 g/mol
Synonyms	2-(Methylthio)thieno[2,3-d]pyrimidin-4(1H)-one; 2-Methylmercaptothieno[2,3-d]pyrimidin-4-one; 4H-Thieno[2,3-d]pyrimidin-4-one, 2-(methylthio)-; 2-Methylsulfanyl-4H-thieno[2,3-d]pyrimidin-4-one; 309976-36-1; Thieno[2,3-d]pyrimidin-4(1H)-one, 2-(methylthio)-; 2-(Methylsulfanyl)-1H-thieno[2,3-d]pyrimidin-4-one
EINECS	Contact for details

Quality Control

Our 2-Methylsulfanyl-1H-Thieno[2,3-D]Pyrimidin-4-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and development. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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