Description

4-Chloro-6-Methyl-Thieno[3,2-D]Pyrimidine is a high-value heterocyclic building block of significant interest in advanced organic synthesis. This compound serves as a critical intermediate for the development of novel pharmaceutical agents and agrochemicals, enabling the construction of complex molecular architectures. It is primarily sought after by research institutions and industrial R&D departments focused on medicinal chemistry, crop protection, and material science.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of potential kinase inhibitors, anticancer agents, and other biologically active small molecules.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging the thienopyrimidine scaffold's bioactivity.
• Material Science Precursor: Serves as a building block for organic electronic materials, such as organic semiconductors and light-emitting diodes (OLEDs).
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying enzyme function and cellular pathways.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific research and scale-up projects.

Basic Information

Product Name	4-Chloro-6-Methyl-Thieno[3,2-D]Pyrimidine
CAS No.	108134-22-1
Molecular Formula	C7H5ClN2S
Molecular Weight	184.65 g/mol
Synonyms	4-Chloro-6-methylthieno[3,2-d]pyrimidine; 6-Methyl-4-chlorothieno[3,2-d]pyrimidine; Thieno[3,2-d]pyrimidine, 4-chloro-6-methyl-; 4-Chloro-6-methyl-thieno[3,2-d]pyrimidine; 108134-22-1; 4-Chloro-6-methyl-thieno[3,2-d]pyrimidin; 4-Chloro-6-methylthieno[3,2-d]pyrimidine (ACI)
EINECS	Contact for details

Quality Control

Our 4-Chloro-6-Methyl-Thieno[3,2-D]Pyrimidine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are 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 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 structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.