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4-Chloro-6-methyl-2-(methylthio)pyrimidine-5-carbonitrile (CAS No. 1208170-17-5): A Key Intermediate in Modern Pharmaceutical Synthesis

4-Chloro-6-methyl-2-(methylthio)pyrimidine-5-carbonitrile, identified by its CAS number CAS No. 1208170-17-5, is a versatile intermediate that has garnered significant attention in the field of pharmaceutical chemistry. This compound, featuring a pyrimidine core with distinct substituents, plays a crucial role in the synthesis of various biologically active molecules. Its unique structural attributes make it a valuable building block for developing novel therapeutic agents targeting a range of diseases.

The< strong>pyrimidine scaffold is a fundamental motif in medicinal chemistry, frequently incorporated into nucleoside analogs and other pharmacophores due to its structural similarity to natural nucleobases. The presence of a< strong>chloro group at the 4-position and a< strong>methylthio substituent at the 2-position enhances the reactivity of this intermediate, enabling diverse functionalization strategies. Additionally, the< strong>cyano group at the 5-position provides another handle for further chemical manipulation, making it an indispensable component in multi-step synthetic routes.

In recent years, there has been growing interest in developing small molecule inhibitors for< strong>kinase enzymes, which are implicated in numerous pathological processes, including cancer and inflammatory diseases. The< strong>4-Chloro-6-methyl-2-(methylthio)pyrimidine-5-carbonitrile structure has been leveraged to design kinase inhibitors by serving as a core scaffold. For instance, modifications to the pyrimidine ring have led to the discovery of compounds that exhibit potent activity against tyrosine kinases, such as EGFR and JAK kinases. These findings highlight the compound's significance in drug discovery efforts.

The< strong>methylthio group in particular has been shown to be a critical feature for optimizing binding affinity and selectivity. Studies have demonstrated that this moiety can engage in specific interactions with the active site of target enzymes, thereby enhancing inhibitory potency. Furthermore, the< strong>chloro and< strong>cyano substituents provide opportunities for further derivatization, allowing chemists to fine-tune physicochemical properties such as solubility and metabolic stability.

The utility of< strong>CAS No. 1208170-17-5 extends beyond kinase inhibition. It has also been utilized in the synthesis of antiviral agents, where pyrimidine derivatives are known to interfere with viral replication mechanisms. Recent research has shown that compounds derived from this intermediate exhibit promising activity against RNA viruses by inhibiting key enzymes involved in viral genome synthesis. This underscores the broad applicability of< strong>4-Chloro-6-methyl-2-(methylthio)pyrimidine-5-carbonitrile in addressing diverse therapeutic challenges.

The synthesis of< strong>CAS No. 1208170-17-5 typically involves multi-step organic transformations, starting from readily available precursors such as malononitrile and thiourea derivatives. Advanced synthetic methodologies, including transition metal-catalyzed cross-coupling reactions and palladium-mediated transformations, have been employed to achieve high yields and purity. These synthetic approaches not only highlight the compound's synthetic accessibility but also showcase the evolving tools available to modern medicinal chemists.

In conclusion, CAS No. 1208170-17-5, or more accurately referred to as4-Chloro-6-methyl-2-(methylthio)pyrimidine-5-carbonitrile, represents a cornerstone intermediate in pharmaceutical synthesis. Its structural features and reactivity profile make it an invaluable asset for designing novel therapeutic agents targeting various diseases. As research continues to uncover new biological targets and synthetic strategies, this compound is poised to remain at the forefront of drug discovery efforts.

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• 128640-74-4(4-Chloro-6-(4-methylphenyl)-2-(methylsulfanyl)-5-pyrimidinecarbonitrile)
• 71322-72-0(Pyrimidine, 4-chloro-2-(ethylthio)-5,6-dimethyl-)
• 71322-73-1(Pyrimidine, 4-chloro-2-(ethylthio)-6-methyl-5-propyl-)
• 1379580-86-5(4-chloro-5-isopropyl-6-methyl-2-(methylthio)pyrimidine)
• 1196151-17-3(4-chloro-2,6-dimethylpyrimidine-5-carbonitrile)
• 425395-73-9(4-Chloro-6-methylpyrimidine-5-carbonitrile)
• 33097-13-1(4,6-dichloro-2-(methylsulfanyl)pyrimidine-5-carbonitrile)
• 33089-15-5(4-chloro-2-(methylsulfanyl)pyrimidine-5-carbonitrile)
• 64679-72-7(Pyrimidine, 4-chloro-5-ethyl-2-(ethylthio)-6-methyl-)