Description

2-(Methylthio)-5,6-Dihydropyrimidin-4(1H)-One is a versatile heterocyclic building block and key synthetic intermediate of significant interest in advanced organic synthesis. Its core structure, featuring a dihydropyrimidinone scaffold with a methylthio substituent, makes it a valuable precursor for constructing complex molecules in pharmaceutical and agrochemical research. This compound is primarily utilized by R&D chemists and process development scientists in the fine chemical and life sciences industries.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds targeting various therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides, leveraging its heterocyclic core.
• Chemical Research & Development: Acts as a versatile precursor for creating libraries of novel heterocyclic compounds for screening and discovery programs.
• Material Science: Potential intermediate in the synthesis of specialty chemicals, dyes, or functional materials requiring specific nitrogen and sulfur-containing heterocycles.

Basic Information

Product Name	2-(Methylthio)-5,6-Dihydropyrimidin-4(1H)-One
CAS No.	100185-53-3
Molecular Formula	C5H8N2OS
Molecular Weight	144.19 g/mol
Synonyms	2-(Methylthio)-5,6-dihydro-4(1H)-pyrimidinone; 2-(Methylsulfanyl)-1,4,5,6-tetrahydropyrimidin-4-one; 2-(Methylthio)-1,4,5,6-tetrahydropyrimidin-4-one; 4(1H)-Pyrimidinone, 5,6-dihydro-2-(methylthio)-; 2-Methylmercapto-5,6-dihydro-4(1H)-pyrimidinone; 2-Methylthio-5,6-dihydro-4(1H)-pyrimidinone; 2-Methylsulfanyl-5,6-dihydro-4(1H)-pyrimidinone
EINECS	Contact for details

Quality Control

Our 2-(Methylthio)-5,6-Dihydropyrimidin-4(1H)-One is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and development applications. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

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). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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