Description

Pyrimidine, 5-Ethynyl-2-(Methylthio)- (9Ci) is a specialized heterocyclic building block featuring both an ethynyl and a methylthio functional group, offering unique reactivity for advanced synthetic chemistry. This compound is valued for its role as a key intermediate in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals, enabling precise molecular modifications. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of nucleoside analogs, kinase inhibitors, and other targeted therapeutic agents.
• Agrochemical Research: Used in developing new classes of herbicides, fungicides, and plant growth regulators.
• Material Science: Serves as a building block for organic electronic materials, such as ligands for metal-organic frameworks (MOFs) or components in organic semiconductors.
• Chemical Biology: Employed in probe and linker synthesis for studying biological processes via click chemistry, leveraging the reactive ethynyl group.
• Academic & R&D: Utilized in organic synthesis research for methodology development and creating novel heterocyclic libraries.

Basic Information

Product Name	Pyrimidine, 5-Ethynyl-2-(Methylthio)- (9Ci)
CAS No.	87573-81-7
Molecular Formula	C7H6N2S
Molecular Weight	150.20 g/mol
Synonyms	5-Ethynyl-2-(methylthio)pyrimidine; 2-(Methylthio)-5-ethynylpyrimidine; 5-Ethynyl-2-methylsulfanylpyrimidine; 2-Methylsulfanyl-5-ethynylpyrimidine; 87573-81-7; 5-Ethynyl-2-(methylmercapto)pyrimidine
EINECS	Contact for details

Quality Control

Every batch of Pyrimidine, 5-Ethynyl-2-(Methylthio)- is produced and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets the high-purity standards required for research and commercial synthesis. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is supplied with each shipment, confirming compliance with customer specifications.

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). This compound may be light-sensitive and should be handled under an inert atmosphere for long-term stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥97.0%
Melting Point	Contact for details
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.