Description

2-Chloro-6,7,8,9-Tetrahydro-5H-Cyclohepta[D]Pyrimidine is a high-value, nitrogen-containing heterocyclic building block with the CAS registry number 83939-62-2. This compound is essential for advanced organic synthesis, serving as a critical precursor in the development of novel active pharmaceutical ingredients (APIs) and specialty agrochemicals. It is primarily sought after by research institutions, pharmaceutical R&D departments, and fine chemical manufacturers engaged in creating complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of potential drug candidates, particularly in kinase inhibitor and antiviral research.
• Agrochemical Development: Used in the research and production of advanced herbicides and fungicides due to its bioactive pyrimidine core.
• Organic Synthesis Building Block: Employed in medicinal chemistry for constructing fused polycyclic systems and introducing functional complexity.
• Material Science Research: Investigated as a precursor for nitrogen-doped carbon materials or organic electronic components.
• Contract Research & Manufacturing (CRAM): Supplied to CROs and CDMOs for custom synthesis projects and library production.

Basic Information

Product Name	2-Chloro-6,7,8,9-Tetrahydro-5H-Cyclohepta[D]Pyrimidine
CAS No.	83939-62-2
Molecular Formula	C9H11ClN2
Molecular Weight	182.65 g/mol
Synonyms	2-Chloro-5,6,7,8-tetrahydrocyclohepta[d]pyrimidine; 2-Chloro-6,7,8,9-tetrahydro-5H-cyclohepta[d]pyrimidine; Cyclohepta[d]pyrimidine, 2-chloro-6,7,8,9-tetrahydro-5H-; 5H-Cyclohepta[d]pyrimidine, 2-chloro-6,7,8,9-tetrahydro-; 83939-62-2; 2-Chlorocycloheptapyrimidine
EINECS	Contact for details

Quality Control

Our 2-Chloro-6,7,8,9-Tetrahydro-5H-Cyclohepta[D]Pyrimidine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flames. For long-term storage, consider maintaining the product under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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