Description

4-Amino-2-Chlorothieno[3,2-D]Pyrimidine is a high-value heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a key precursor in the development of novel pharmaceutical agents and agrochemicals, particularly those targeting specific enzymatic pathways. It is primarily needed by research institutions and industrial R&D departments focused on medicinal chemistry, where it serves as a versatile scaffold for creating libraries of bioactive molecules.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of kinase inhibitors and other targeted therapeutic agents.
• Agrochemical Research: Used in the development of new herbicides and fungicides with novel modes of action.
• Chemical Biology Probes: Serves as a core structure for creating tool compounds to study biological processes.
• Material Science: Potential precursor for organic electronic materials due to its fused heterocyclic structure.
• Contract Research & Manufacturing (CRO/CMO): Supplied for custom synthesis projects and scale-up development.

Basic Information

Product Name	4-Amino-2-Chlorothieno[3,2-D]Pyrimidine
CAS No.	16234-40-5
Molecular Formula	C6H4ClN3S
Molecular Weight	185.63 g/mol
Synonyms	2-Chloro-4-aminothieno[3,2-d]pyrimidine; 4-Amino-2-chlorothieno[3,2-d]pyrimidine; Thieno[3,2-d]pyrimidine, 4-amino-2-chloro-; 2-Chloro-thieno[3,2-d]pyrimidin-4-ylamine
EINECS	Contact for details

Quality Control

Our 4-Amino-2-Chlorothieno[3,2-D]Pyrimidine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development applications. Certificates of Analysis (COA) detailing batch-specific results are available upon request.

Storage

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

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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