Description

5-Pyrimidinamine, 4-Methyl-2-(Methylthio)- is a high-purity pyrimidine derivative, a versatile heterocyclic building block essential for advanced organic synthesis. Its molecular structure makes it a critical intermediate for developing novel active pharmaceutical ingredients (APIs) and agrochemicals. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for kinase inhibitors and other small molecule therapeutics.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators, leveraging its pyrimidine core.
• Chemical Research & Development: Serves as a fundamental building block in academic and industrial labs for heterocyclic and medicinal chemistry projects.
• Material Science Precursor: Potential use in the synthesis of organic ligands for catalysts or functional materials.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for custom synthesis projects.

Basic Information

Product Name	5-Pyrimidinamine, 4-Methyl-2-(Methylthio)-
CAS No.	847139-63-3
Molecular Formula	C6H9N3S
Molecular Weight	155.22 g/mol
Synonyms	4-Methyl-2-(methylthio)pyrimidin-5-amine; 2-(Methylthio)-4-methyl-5-pyrimidinamine; 5-Amino-4-methyl-2-(methylthio)pyrimidine; 4-Methyl-2-methylsulfanyl-pyrimidin-5-ylamine; 4-Methyl-2-(methylmercapto)-5-pyrimidinamine
EINECS	Contact for details

Quality Control

Every batch of 5-Pyrimidinamine, 4-Methyl-2-(Methylthio)- is produced under a strict quality management system. We employ advanced analytical techniques including HPLC, GC, and NMR to ensure identity, purity, and consistency meet the exacting standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed and away from moisture and direct light to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
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.