Description

4-(Isoxazol-4-Yl)-2-(Methylthio)Pyrimidine is a high-purity heterocyclic building block of significant interest in advanced organic synthesis. This compound serves as a critical intermediate for the development of novel active pharmaceutical ingredients (APIs) and agrochemicals, where its unique fused-ring structure enables the creation of complex molecular architectures. It is primarily sought after by research and development teams in the pharmaceutical, agrochemical, and specialty chemical industries for lead optimization and process chemistry.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates, particularly in kinase inhibitor and antiviral research.
• Agrochemical Development: Used in the research and production of novel herbicides, fungicides, and insecticides.
• Chemical Research: A versatile scaffold for medicinal chemistry, enabling structure-activity relationship (SAR) studies and library synthesis.
• Material Science: Potential precursor for the development of organic electronic materials and ligands for catalysis.

Basic Information

Product Name	4-(Isoxazol-4-Yl)-2-(Methylthio)Pyrimidine
CAS No.	956721-96-3
Molecular Formula	C8H7N3OS
Molecular Weight	193.22 g/mol
Synonyms	2-(Methylthio)-4-(isoxazol-4-yl)pyrimidine; 4-(Isoxazol-4-yl)-2-(methylsulfanyl)pyrimidine; 4-(Isoxazol-4-yl)-2-methylsulfanylpyrimidine; 956721-96-3; 4-(4-Isoxazolyl)-2-(methylthio)pyrimidine; Pyrimidine, 2-(methylthio)-4-(4-isoxazolyl)-
EINECS	Contact for details

Quality Control

Our 4-(Isoxazol-4-Yl)-2-(Methylthio)Pyrimidine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). The product is moisture-sensitive; keep the container tightly sealed under an inert atmosphere if necessary.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.