[Advances in the study of structural modifications of multi-target anticancer drug sorafenib]

Area of Science:

• Medicinal Chemistry
• Oncology
• Drug Discovery

Background:

• Sorafenib is a pioneering oral multi-kinase inhibitor targeting key pathways in tumor proliferation and angiogenesis.
• Its multi-mechanism action, broad-spectrum efficacy, and favorable combination trial results drive interest in its optimization.
• Developing novel multi-targeted anticancer agents based on sorafenib is an active area of research.

Purpose of the Study:

• To review recent advancements in the modification of sorafenib for novel drug development.
• To explore structure-activity relationships (SAR) of modified sorafenib analogs.
• To highlight strategies including bio-isosterism and scaffold hopping in sorafenib optimization.

Main Methods:

• Literature review focusing on recent modifications of the sorafenib scaffold.
• Analysis of studies employing bio-isosteric replacement and scaffold hopping strategies.
• Summarization of reported structure-activity relationships for novel analogs.

Main Results:

• Identification of various sorafenib modifications through bio-isosterism and scaffold hopping.
• Summary of SAR data indicating how structural changes impact kinase inhibition and anticancer activity.
• Demonstration of potential for developing improved multi-targeted anticancer agents.

Conclusions:

• Sorafenib serves as a valuable template for designing next-generation multi-targeted anticancer drugs.
• Bio-isosterism and scaffold hopping are effective strategies for sorafenib optimization.
• Further SAR studies are crucial for developing potent and selective sorafenib-based therapeutics.