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Development of a Continuous Flow Process for the Efficient Preparation of Anti-Tuberculosis-Specific Drug TBAJ-876
24 Apr 2024 | Contributor(s):: Gao, Feng, Zhang, Guowei, Gu, Wenting, Zhang, Zhenfeng, Liu, Zhiqing, Zhang, Wanbin, Li, Jing
Previously, the first asymmetric synthesis of anti-tuberculosis agent TBAJ-876 had been successfully achieved using a synergistic Li/Li catalysis approach, yielding excellent results on a 5 g scale. However, scaling up the process presents significant challenges due to its poor repeatability and...
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A Continuous Process for Manufacturing Apremilast. Part II: Process Characterization to Establish a Parametric Control Strategy
Peer-reviewed journal | 03 Apr 2024 | Contributor(s):: Griffin, Daniel J., Avci, Nadide Hazal, Sarkar, Nandini, Fostinis, James D., Klitzing, Nicholas, Murray, James I., Wimalasinghe, Rasangi, Spada, Simone, Zeng, Alicia, Beaver, Matthew G., Hsieh, Hsiao-Wu
This is Part II of a series on the development and characterization of an integrated continuous manufacturing (CM) process developed for the penultimate step in the synthesis of the drug substance Apremilast (Otezla). Part I gives the development history and highlights the achieved process...
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Separation and Purification in the Continuous Synthesis of Fine Chemicals and Pharmaceuticals
Peer-reviewed journal | 09 Jun 2023 | Contributor(s):: O'Mahony, M, Ferguson, SStelzer, T, Myerson, A
The use to both chemists and chemical engineers working in flow synthesis, this chapter provides a summary of separation and purification operations that can be applied to flow synthesis reaction streams. Both single and biphasic separations for the liquid phase are detailed. Separation and...
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Dynamic flowsheet model development and digital design of continuous pharmaceutical manufacturing with dissolution modeling of the final product
Peer-reviewed journal | 09 Jun 2023 | Contributor(s):: Nagy, Brigitta, Szilágyi, Botond Domokos, András Vészi, Blanka, Tacsi, Kornélia, Rapi, Zsolt, Pataki, Hajnalka, Marosi, György, Nagy, Zoltán K., Nagy, Zsombor Kristóf
The integration of continuous unit operations imposes a challenge on the pharmaceutical companies aspiring to achieve plant-wide continuous manufacturing due to the additional complexity of the dynamic interactions, process control and quality assurance. To overcome this challenge, flowsheet...