Description

4(1H)-Pyrimidinone, 5-Amino- (9Ci) is a heterocyclic organic compound with the CAS registry number 69785-94-0. This specialized pyrimidinone derivative serves as a crucial building block in advanced organic synthesis, particularly for the development of active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for creating novel compounds with targeted biological activity.

Application

• Pharmaceutical Intermediate: A key synthon for the research and production of nucleoside analogs, antiviral agents, and other small molecule therapeutics.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators.
• Fine Chemical Building Block: Employed in complex organic synthesis for creating dyes, pigments, and specialty polymers.
• Biochemical Research: Serves as a precursor in biochemical studies and the synthesis of labeled compounds for metabolic pathway analysis.
• Material Science: Investigated for the development of organic electronic materials and metal-organic frameworks (MOFs).

Basic Information

Product Name	4(1H)-Pyrimidinone, 5-Amino- (9Ci)
CAS No.	69785-94-0
Molecular Formula	C4H5N3O
Molecular Weight	111.10 g/mol
Synonyms	5-Aminopyrimidin-4(1H)-one; 5-Amino-4-pyrimidinol; 5-Amino-4(1H)-pyrimidinone; 5-Amino-1H-pyrimidin-4-one; 4-Hydroxy-5-aminopyrimidine; 5-Amino-4-hydroxypyrimidine; 5-Amino-4-pyrimidinol; 5-Amino-1,4-dihydropyrimidin-4-one
EINECS	Contact for details

Quality Control

Our 4(1H)-Pyrimidinone, 5-Amino- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, impurity profile, and residual solvents. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliable supply and traceability for critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This compound may be hygroscopic; keep the container tightly sealed to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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