Description

4,6-Dichloro-5-Methoxy-2-(Methylthio)Pyrimidine is a high-purity, multi-functional heterocyclic building block essential for advanced organic synthesis. This compound matters for its role as a key intermediate in the development of active pharmaceutical ingredients (APIs) and agrochemicals, enabling precise molecular construction. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce specific pyrimidine-based functionalities into their target molecules.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of antiviral, anticancer, and other therapeutic agents.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides.
• Chemical Research & Development: Serves as a versatile scaffold for constructing complex heterocyclic libraries in medicinal chemistry.
• Active Pharmaceutical Ingredient (API) Manufacturing: Incorporated into the final steps or as a core building block for various drug candidates.
• Material Science: Potential use in the synthesis of organic electronic materials and ligands for catalysis.

Basic Information

Product Name	4,6-Dichloro-5-Methoxy-2-(Methylthio)Pyrimidine
CAS No.	49668-65-7
Molecular Formula	C6H6Cl2N2OS
Molecular Weight	225.10 g/mol
Synonyms	2-(Methylthio)-4,6-dichloro-5-methoxypyrimidine; 4,6-Dichloro-5-methoxy-2-methylsulfanylpyrimidine; 5-Methoxy-4,6-dichloro-2-(methylthio)pyrimidine; 2-Methylsulfanyl-4,6-dichloro-5-methoxypyrimidine; 4,6-Dichloro-5-methoxy-2-methylmercaptopyrimidine; Pyrimidine, 4,6-dichloro-5-methoxy-2-(methylthio)-; 49668-65-7 (CAS)
EINECS	Contact for details

Quality Control

Our 4,6-Dichloro-5-Methoxy-2-(Methylthio)Pyrimidine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory compliance needs.

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). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and transfer should be conducted under appropriate conditions to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.