Description

2-(Methylthio)Thiazolo[4,5-D]Pyrimidin-7(6H)-One is a high-value heterocyclic building block and advanced pharmaceutical intermediate. This specialized compound is critical for the synthesis of novel active pharmaceutical ingredients (APIs) and agrochemicals, offering a unique scaffold for molecular diversification. It is primarily utilized by research and development teams in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop new therapeutic and crop protection agents.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of purine and pyrimidine analog-based drugs, potentially for antiviral, anticancer, or anti-inflammatory applications.
• Agrochemical Research: Serves as a core structure for developing new herbicides, fungicides, or insecticides with novel modes of action.
• Chemical Biology Probe: Used in academic and industrial research to study enzyme inhibition and biological pathways due to its heterocyclic structure.
• Material Science Research: Investigated as a building block for organic electronic materials or metal-organic frameworks (MOFs).
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific synthesis projects.

Basic Information

Product Name	2-(Methylthio)Thiazolo[4,5-D]Pyrimidin-7(6H)-One
CAS No.	119011-50-6
Molecular Formula	C6H5N3OS2
Molecular Weight	199.25 g/mol
Synonyms	2-(Methylthio)thiazolo[4,5-d]pyrimidin-7-one; 2-Methylsulfanyl-[1,3]thiazolo[4,5-d]pyrimidin-7-one; 7H-Thiazolo[4,5-d]pyrimidin-7-one, 2-(methylthio)-; 2-Methylmercaptothiazolo[4,5-d]pyrimidin-7(6H)-one; Thiazolo[4,5-d]pyrimidin-7(6H)-one, 2-(methylthio)-; 119011-50-6
EINECS	Contact for details

Quality Control

Our production of 2-(Methylthio)Thiazolo[4,5-D]Pyrimidin-7(6H)-One adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized and tested using advanced analytical techniques including HPLC, GC, NMR, and MS. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC/IR)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Unknown Impurity	≤ 0.5%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Loss on Drying	≤ 0.5%

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