Description

2-Chloro-4-(cyclopentylamino)-5-pyrimidinyl ethanone is a high-purity pyrimidine derivative, a key synthetic intermediate in modern organic chemistry. Its value lies in its functionalized structure, which serves as a versatile building block for constructing complex molecules in pharmaceutical research and development. This compound is essential for medicinal chemists and process development scientists working in the synthesis of novel active pharmaceutical ingredients (APIs) and agrochemicals.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of kinase inhibitors and other targeted therapeutic agents.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators.
• Chemical Synthesis: Serves as a versatile electrophile or a functionalized heterocyclic core for constructing complex molecular libraries.
• Material Science: Potential building block for advanced organic electronic materials and specialty polymers.
• Contract Research & Manufacturing (CRO/CMO): Supplied to organizations specializing in custom synthesis and process scale-up.

Basic Information

Product Name	2-Chloro-4-(cyclopentylamino)-5-pyrimidinyl ethanone
CAS No.	1244949-62-9
Molecular Formula	C11H14ClN3O
Molecular Weight	239.70 g/mol
Synonyms	2-Chloro-4-(cyclopentylamino)-5-acetylpyrimidine; 1-[2-Chloro-4-(cyclopentylamino)pyrimidin-5-yl]ethanone; 2-Chloro-4-(cyclopentylamino)pyrimidin-5-yl methyl ketone; Ethanone, 1-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-; 1244949-62-9; 2-Chloro-4-cyclopentylamino-5-acetylpyrimidine
EINECS	Contact for details

Quality Control

Our 2-Chloro-4-(cyclopentylamino)-5-pyrimidinyl ethanone is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications and test results to support your quality assurance protocols.

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). The compound may be hygroscopic; keep the container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
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.