3-Methylxanthine, a compound identified by its CAS number 1076-22-8, is a purine derivative that plays a pivotal role in the chemical and pharmaceutical industries. This white to off-white crystalline powder is not just a chemical entity; it's a foundational element for sophisticated synthesis processes, particularly in the development of new pharmaceutical agents. Understanding its intrinsic chemical and physical properties is key to appreciating its broad utility as a fine chemical and pharmaceutical intermediate.

Chemically, 3-Methylxanthine possesses a molecular formula of C6H6N4O2 and a molecular weight of 166.14 g/mol. Its structure, derived from xanthine, allows it to serve as a precursor for a variety of biologically active compounds. The compound is characterized by its slight solubility in water but good solubility in alkaline solutions and polar organic solvents, which facilitates its integration into various reaction mediums. Its melting point, exceeding 300°C with decomposition, indicates a high degree of thermal stability, a desirable trait in chemical synthesis where elevated temperatures are often employed.

The significance of 3-Methylxanthine as a pharmaceutical intermediate cannot be overstated. It is a key component in the synthesis pathways for caffeine analogs, which are known for their stimulant properties and potential therapeutic applications. Furthermore, it is instrumental in the development of adenosine receptor modulators, a class of compounds that are crucial for treating conditions affecting the cardiovascular and central nervous systems. The demand for high purity, typically 98% or higher, underscores its critical function in ensuring the efficacy and safety of the final drug products.

Beyond its primary pharmaceutical applications, 3-Methylxanthine also finds use as a research chemical in biochemical studies. Its presence as a metabolite of theobromine and theophylline further highlights its biological relevance. Researchers often utilize it to explore metabolic pathways or as a standard in analytical chemistry. The consistency in its physicochemical properties, such as its density (predicted at 1.64 g/cm³), is vital for predictable experimental outcomes.

For those involved in custom synthesis or contract manufacturing, working with a reliable supplier of 3-Methylxanthine is essential. Sourcing this compound from manufacturers with robust quality control systems, like those adhering to GMP and FDA standards, ensures that the material meets the stringent requirements of the pharmaceutical sector. The availability of documentation such as COA (Certificate of Analysis) and MSDS (Material Safety Data Sheet) further solidifies its status as a quality chemical intermediate. The strategic importance of 3-Methylxanthine in the development of advanced pharmaceuticals continues to grow, cementing its place as a vital fine chemical in the industry.