Description

4-Hydroxy-5-Methyl-2-Mercaptopyrimidine is a versatile heterocyclic building block and intermediate of significant importance in fine chemical synthesis. Its core value lies in its functional groups, which make it a key precursor for the development of more complex molecules, particularly in the pharmaceutical and agrochemical sectors. This compound is essential for researchers and manufacturers involved in creating active pharmaceutical ingredients (APIs), nucleoside analogs, and specialized chemical reagents.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of nucleoside analogs and other active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used as a precursor in the development of herbicides, fungicides, and other crop protection agents.
• Fine Chemical Production: Serves as a versatile intermediate for creating complex heterocyclic compounds and specialty chemicals.
• Research & Development: Employed in academic and industrial R&D for exploring new chemical entities and reaction pathways.
• Dye and Pigment Intermediate: Can be utilized in the synthesis of certain complex dyes and organic pigments.
• Coordination Chemistry: Acts as a ligand or precursor for metal complexes in catalytic and material science applications.

Basic Information

Product Name	4-Hydroxy-5-Methyl-2-Mercaptopyrimidine
CAS No.	636-26-0
Molecular Formula	C5H6N2OS
Molecular Weight	142.18 g/mol
Synonyms	5-Methyl-2-thiouracil; 2-Mercapto-5-methyl-4-pyrimidinol; 5-Methyl-4-hydroxy-2-mercaptopyrimidine; 5-Methyl-2-thio-4-pyrimidinol; 4-Pyrimidinol, 2-mercapto-5-methyl-; 2-Thio-5-methyl-4-pyrimidinol; NSC 403697; 5-Methyl-2-sulfanylpyrimidin-4-ol
EINECS	211-269-8

Quality Control

Our 4-Hydroxy-5-Methyl-2-Mercaptopyrimidine is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, related substances, and residual solvents. Our quality commitment supports applications requiring high-purity intermediates for pharmaceutical and advanced chemical synthesis.

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). This compound is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere (e.g., nitrogen or argon) to preserve stability and prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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