Description

4-Chloro-6,7,8,9-Tetrahydro-5H-Cyclohepta[4,5]Thieno[2,3-D]Pyrimidine is a high-value heterocyclic building block and advanced pharmaceutical intermediate. This compound matters for its role in the synthesis of complex molecules, particularly in medicinal chemistry research and development. It is primarily needed by pharmaceutical R&D laboratories and fine chemical manufacturers focused on creating novel therapeutic agents, especially kinase inhibitors and other targeted small-molecule drugs.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel drug candidates, particularly in oncology and antiviral therapeutic areas.
• Kinase Inhibitor Scaffold: Serves as a core structural element for designing and synthesizing potent and selective kinase inhibitors.
• Medicinal Chemistry Research: Used extensively in structure-activity relationship (SAR) studies and lead optimization processes.
• Fine Chemical Synthesis: Employed in multi-step organic synthesis to construct complex fused heterocyclic systems with biological activity.
• Biochemical Tool Compound: Utilized in biochemical assays to study enzyme function and cellular signaling pathways.
• Contract Research & Manufacturing (CRO/CMO): Supplied to organizations providing custom synthesis and process development services.

Basic Information

Product Name	4-Chloro-6,7,8,9-Tetrahydro-5H-Cyclohepta[4,5]Thieno[2,3-D]Pyrimidine
CAS No.	40106-58-9
Molecular Formula	C11H11ClN2S
Molecular Weight	238.74 g/mol
Synonyms	4-Chloro-5,6,7,8,9,10-hexahydrocyclohepta[4,5]thieno[2,3-d]pyrimidine; 4-Chloro-6,7,8,9-tetrahydro-5H-cyclohepta[4,5]thieno[2,3-d]pyrimidine; 4-Chloro-5H-cyclohepta[4,5]thieno[2,3-d]pyrimidine, 6,7,8,9-tetrahydro-; Cyclohepta[4,5]thieno[2,3-d]pyrimidine, 4-chloro-6,7,8,9-tetrahydro-5H-; 4-Chloro-6,7,8,9-tetrahydro-5H-cyclohepta[4,5]thieno[2,3-d]pyrimidine; 40106-58-9; 4-Chloro-6,7,8,9-tetrahydro-5H-cyclohepta[4,5]thieno[2,3-d]pyrimidine
EINECS	Contact for details

Quality Control

Our 4-Chloro-6,7,8,9-Tetrahydro-5H-Cyclohepta[4,5]Thieno[2,3-D]Pyrimidine is produced under strict quality management systems to ensure batch-to-batch consistency and high purity for research applications. All products undergo rigorous analytical testing, including HPLC, NMR, and MS, to confirm identity and purity. Certificates of Analysis (COA) detailing all specifications are available upon request, supporting your quality assurance and regulatory documentation needs.

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. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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