Description

4-Chloro-2-(Methylsulfanyl)Thieno[3,2-D]Pyrimidine is a high-purity, heterocyclic organic compound serving as a critical building block in advanced chemical synthesis. This specialized intermediate is valued for its unique molecular scaffold, which enables the development of novel compounds with targeted biological or material properties. It is primarily sought after by research institutions and industrial R&D teams in the pharmaceutical and agrochemical sectors for the development of new active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides with improved efficacy.
• Chemical Biology Probe Development: Serves as a core structure for creating molecular probes to study biological processes.
• Material Science Research: Investigated as a building block for organic electronic materials or specialty polymers.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs for the production of bespoke compounds for client projects.

Basic Information

Product Name	4-Chloro-2-(Methylsulfanyl)Thieno[3,2-D]Pyrimidine
CAS No.	176530-47-5
Molecular Formula	C7H5ClN2S2
Molecular Weight	216.71 g/mol
Synonyms	4-Chloro-2-(methylthio)thieno[3,2-d]pyrimidine; 2-(Methylthio)-4-chlorothieno[3,2-d]pyrimidine; Thieno[3,2-d]pyrimidine, 4-chloro-2-(methylthio)-; 4-Chloro-2-methylsulfanyl-thieno[3,2-d]pyrimidine; 176530-47-5; 4-Chloro-2-(methylsulfanyl)thieno[3,2-d]pyrimidine
EINECS	Contact for details

Quality Control

Our production of 4-Chloro-2-(Methylsulfanyl)Thieno[3,2-D]Pyrimidine adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including HPLC, GC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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. For long-term storage, consider under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Impurity (HPLC)	≤ 1.0%

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