Discover the multifaceted applications and synthesis methods of 3,3-Difluoropyrrolidine HCl, a key building block in medicinal chemistry and organic synthesis.

Introduction to 3,3-Difluoropyrrolidine HCl

3,3-Difluoropyrrolidine HCl, also known as 3,3-Difluoropyrrolidine hydrochloride, Pyrrolidine, 3,3-difluoro-, hydrochloride (1:1), and 3,3-Difluoropyrrolidine HCl, is a versatile chemical compound with the CAS number 163457-23-6. This compound is widely recognized for its unique chemical properties, making it an essential building block in the fields of medicinal chemistry and organic synthesis. As a manufacturer in China, NINGBO INNO PHARMCHEM CO.,LTD. specializes in the production and supply of this compound, ensuring high-quality standards for various applications.

Chemical Properties and Structure

3,3-Difluoropyrrolidine HCl is characterized by its molecular formula C4H7F2N·HCl and a molecular weight of 143.56 g/mol. The compound appears as a white to off-white solid and is known for its hygroscopic nature, requiring storage in an inert atmosphere at room temperature. The presence of two fluorine atoms at the 3-position of the pyrrolidine ring imparts unique chemical properties, such as increased stability and reactivity, which are crucial for its applications in drug development and synthesis.

Synthesis Methods

The synthesis of 3,3-Difluoropyrrolidine HCl typically involves a multi-step process. One common method starts with the radical addition of 2,2-dichlorotrifluoro-1-iodoethane to ethylene, forming the corresponding iodide. This iodide is then converted to a primary amine, which is subsequently heated with sodium hydrosulfide to form 3,3-difluoropyrrolidine-2-thione. This intermediate is then converted to the final product. Industrial production methods are similar but are scaled up to meet commercial demands, with optimized conditions to ensure high yield and purity.

Applications in Medicinal Chemistry

3,3-Difluoropyrrolidine HCl is extensively used in the synthesis of various active pharmaceutical ingredients (APIs). Its fluorinated structure contributes to increased potency and improved pharmacokinetic properties. Notably, it has been utilized in the design of inhibitors targeting enzymes such as dipeptidyl peptidase-4 (DPP-4), which is crucial for managing type 2 diabetes. Additionally, derivatives of this compound have shown promise as dual leucine zipper kinase (DLK) inhibitors, offering potential in treating neurodegenerative diseases.

Role in Organic Synthesis

In organic synthesis, 3,3-Difluoropyrrolidine HCl serves as a reactant in various chemical reactions. It is particularly useful in the preparation of cyclic and acyclic β-aminofluoroalkenes via allylic amination using palladium catalysts. These derivatives are valuable in the synthesis of biologically active compounds, further expanding the utility of 3,3-Difluoropyrrolidine HCl in chemical research and development.

Comparison with Similar Compounds

When compared to other fluorinated heterocycles such as 3,3-Difluoroazetidine hydrochloride and 4,4-Difluoropiperidine hydrochloride, 3,3-Difluoropyrrolidine HCl stands out due to its specific fluorination pattern. This unique structure provides distinct steric and electronic environments, making it suitable for specific applications in medicinal chemistry and organic synthesis. As a supplier in China, NINGBO INNO PHARMCHEM CO.,LTD. ensures that this compound meets the stringent requirements of various research and industrial applications.

Safety and Handling

Handling 3,3-Difluoropyrrolidine HCl requires adherence to safety protocols due to its irritant properties. It is classified under hazard codes Xi, with risk statements indicating potential skin, eye, and respiratory irritation. Safety measures include wearing protective gloves, clothing, and eye protection, as well as ensuring adequate ventilation during use. Proper storage in an inert atmosphere at room temperature is essential to maintain its stability and prevent degradation.

Conclusion

3,3-Difluoropyrrolidine HCl is a pivotal compound in the realms of medicinal chemistry and organic synthesis. Its unique chemical properties and versatile applications make it an invaluable asset for researchers and manufacturers alike. As a leading manufacturer and supplier in China, NINGBO INNO PHARMCHEM CO.,LTD. is committed to providing high-quality 3,3-Difluoropyrrolidine HCl, supporting advancements in drug development and chemical research.

Other Services Offered by NINGBO INNO PHARMCHEM CO.,LTD.

Our company specializes in the research, development, and production of fine chemicals and pharmaceutical intermediates. We excel in continuous flow process development and equipment manufacturing, with our own pilot plant and external large-scale production platforms. Our expertise covers a range of reaction types including high temperature, high pressure, nitration, oxidation, and continuous distillation. Our R&D and manufacturing services include fine chemicals, pharmaceutical intermediates like bromide, boric acid, thiophene, indole, imidazole, thiazole, piperazine, and pyrazine compounds, with production volumes ranging from 100 kgs to 100 MT per year and up to 5 synthetic steps. If you have any other needs, please feel free to contact us.

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