Description

2(5H)-Pyrimidinone, 4-Amino- (9Ci) CAS NO 625109-51-5 is a high-purity heterocyclic organic compound belonging to the aminopyrimidinone class, serving as a critical building block in advanced chemical synthesis. Its value lies in its versatile reactivity, particularly as a key precursor for pharmaceuticals, agrochemicals, and specialty materials. This product is essential for research and development scientists, process chemists, and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries who require reliable, high-quality intermediates for complex synthesis.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel active pharmaceutical ingredients (APIs), particularly in antiviral, anticancer, and central nervous system (CNS) drug candidates.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Fine Chemical Building Block: Employed in the synthesis of complex molecules for material science, including ligands for catalysis and specialty polymers.
• Biochemical Research: Serves as a core structure in medicinal chemistry for structure-activity relationship (SAR) studies and hit-to-lead optimization.
• Academic & Industrial R&D: A valuable reagent for method development and exploring new synthetic pathways in organic chemistry laboratories.

Basic Information

Product Name	2(5H)-Pyrimidinone, 4-Amino- (9Ci)
CAS No.	625109-51-5
Molecular Formula	C₄H₅N₃O
Molecular Weight	111.10 g/mol
Synonyms	4-Amino-2(5H)-pyrimidinone; 4-Aminopyrimidin-2(5H)-one; 4-Amino-5H-pyrimidin-2-one; 4-Amino-2-hydroxypyrimidine; 2-Hydroxy-4-aminopyrimidine; 4-Amino-1H-pyrimidin-2-one; 4-Amino-2-pyrimidinol
EINECS	Contact for details

Quality Control

Our 2(5H)-Pyrimidinone, 4-Amino- (9Ci) is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your research and production requirements.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.