Description

4(1H)-Pyrimidinone, 2-Chloro- (9Ci) is a versatile and high-purity heterocyclic building block, essential for advanced organic synthesis. This compound matters as a key intermediate in the development of active pharmaceutical ingredients (APIs) and agrochemicals, where its specific molecular structure enables precise chemical modifications. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel compounds and fine-tuning molecular properties.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of nucleoside analogs, antiviral agents, and other biologically active molecules.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Building Block: Serves as a versatile scaffold for constructing complex heterocyclic compounds in medicinal chemistry.
• Material Science Research: Investigated for the creation of novel organic electronic materials and ligands for catalysis.
• Biochemical Research: Employed in the study of enzyme inhibitors and the modulation of biological pathways.

Basic Information

Product Name	4(1H)-Pyrimidinone, 2-Chloro- (9Ci)
CAS No.	55873-09-1
Molecular Formula	C4H3ClN2O
Molecular Weight	130.53 g/mol
Synonyms	2-Chloro-4(1H)-pyrimidinone; 2-Chloro-4-hydroxypyrimidine; 2-Chloro-4-pyrimidinol; 2-Chloropyrimidin-4(1H)-one; 2-Chloro-1H-pyrimidin-4-one; 4-Hydroxy-2-chloropyrimidine; 4(1H)-Pyrimidinone, 2-chloro-
EINECS	Contact for details

Quality Control

Our 4(1H)-Pyrimidinone, 2-Chloro- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.