Description

3,7-Dimethyl-8-Sulfanylidene-9H-Purine-2,6-Dione is a specialized purine derivative with a thioxo functional group, serving as a key synthetic intermediate and research chemical. This compound is valued for its role in the development of novel pharmaceutical agents and biochemical tools, particularly in nucleoside and nucleotide chemistry. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and life science sectors seeking to develop new therapeutic compounds or study enzyme interactions.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel purine-based drugs, including potential antiviral and anticancer agents.
• Biochemical Research: Used as a substrate or inhibitor in enzymatic studies, particularly those involving purine metabolism and related pathways.
• Agrochemical Development: Serves as a precursor in the research and synthesis of new crop protection chemicals and plant growth regulators.
• Nucleoside Chemistry: A key starting material for the modification and creation of non-natural nucleosides and nucleotides for diagnostic or therapeutic applications.
• Academic & Industrial R&D: Employed in discovery chemistry for structure-activity relationship (SAR) studies and library synthesis in medicinal chemistry programs.

Basic Information

Product Name	3,7-Dimethyl-8-Sulfanylidene-9H-Purine-2,6-Dione
CAS No.	6703-92-0
Molecular Formula	C7H6N4OS
Molecular Weight	194.21 g/mol
Synonyms	8-Thioxotheophylline; 1,3-Dimethyl-2,6-dihydro-8-thioxopurine-2,6-dione; 8-Mercaptotheophylline; 8-Thiotheophylline; Theophylline-8-thione; 1,3-Dimethyl-8-thioxanthine; 8-Thioxo-1,3-dimethylxanthine; 8-Thio-1,3-dimethylxanthine
EINECS	229-749-5

Quality Control

Our 3,7-Dimethyl-8-Sulfanylidene-9H-Purine-2,6-Dione is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and detailed Certificates of Analysis (COA) with every shipment, confirming compliance with agreed specifications. Our quality commitment supports applications in regulated research and development environments.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 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.