Description

5-Amino-2-Methyl-4(1H)-Pyrimidinone CAS NO 53135-22-1 is a versatile pyrimidinone derivative, a key heterocyclic building block in organic synthesis. Its primary value lies in its functional amino and carbonyl groups, which enable its use as a crucial intermediate for creating more complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries, particularly those developing active pharmaceutical ingredients (APIs) and novel crop protection agents.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of nucleoside analogs, antiviral drugs, and other bioactive molecules targeting various therapeutic areas.
• Agrochemical Synthesis: Used as a building block for developing novel herbicides, fungicides, and plant growth regulators, leveraging its pyrimidine core structure.
• Fine Chemical Production: Acts as a versatile starting material for synthesizing dyes, pigments, and complex ligands used in catalysis and material science.
• Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new heterocyclic chemistry, medicinal chemistry programs, and process development.
• Chemical Biology Probes: Can be utilized to create molecular probes for studying enzymatic processes and biological pathways due to its structural similarity to natural pyrimidine bases.

Basic Information

Product Name	5-Amino-2-Methyl-4(1H)-Pyrimidinone
CAS No.	53135-22-1
Molecular Formula	C5H7N3O
Molecular Weight	125.13 g/mol
Synonyms	5-Amino-2-methylpyrimidin-4(1H)-one; 2-Methyl-4-hydroxy-5-aminopyrimidine; 5-Amino-2-methyl-4-pyrimidinol; 4(1H)-Pyrimidinone, 5-amino-2-methyl-; 5-Amino-2-methyl-1H-pyrimidin-4-one; 5-Amino-2-methyl-4-hydroxypyrimidine
EINECS	Contact for details

Quality Control

Our 5-Amino-2-Methyl-4(1H)-Pyrimidinone 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 synthesis and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white 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

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