Description

2-Chloro-4-Methoxy-5H,6H,7H-Cyclopenta[D]Pyrimidine is a high-value, functionalized heterocyclic building block critical for advanced organic synthesis. This compound serves as a versatile intermediate, enabling the construction of complex molecular architectures through selective substitution reactions. It is primarily utilized by research and development chemists in the pharmaceutical and agrochemical industries for the creation of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting kinase inhibition and other therapeutic pathways.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides, leveraging its pyrimidine core.
• Material Science Research: Serves as a building block for creating specialized organic ligands, dyes, or functional polymers.
• Chemical Biology Probes: Employed in the design and synthesis of molecular probes for studying biological processes and enzyme functions.
• Custom Synthesis & Contract Manufacturing: A critical starting material for custom synthesis projects requiring specific cyclopentapyrimidine scaffolds.

Basic Information

Product Name	2-Chloro-4-Methoxy-5H,6H,7H-Cyclopenta[D]Pyrimidine
CAS No.	81532-47-0
Molecular Formula	C8H9ClN2O
Molecular Weight	184.62 g/mol
Synonyms	2-Chloro-4-methoxy-5,6,7,8-tetrahydrocyclopenta[d]pyrimidine; 2-Chloro-4-methoxy-5,6,7,8-tetrahydro-cyclopenta[d]pyrimidine; 5,6,7,8-Tetrahydro-2-chloro-4-methoxycyclopenta[d]pyrimidine; Cyclopenta[d]pyrimidine, 2-chloro-5,6,7,8-tetrahydro-4-methoxy-; 2-Chloro-4-methoxy-5,6,7,8-tetrahydrocyclopentapyrimidine
EINECS	Contact for details

Quality Control

Our 2-Chloro-4-Methoxy-5H,6H,7H-Cyclopenta[D]Pyrimidine is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for each lot, detailing key parameters such as assay, identity, and impurity profiles. Our quality management system supports compliance with cGMP and ISO standards for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which may affect stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Water Content (KF)	≤ 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.