2 results about "Antineoplastic chemotherapy" patented technology

To address the shortcomings of existing antitumor chemotherapy drugs, this invention provides a class of pyrazolopyridone derivatives and their preparation method. The compounds are structurally designed and modified using pyrazolopyridone as the parent core, resulting in a class of pyrazolopyridone derivatives (I) with good stability and significant antitumor effects: wherein: R 1 The compound is 4-methoxyphenyl,N-phenylbenzamide. This invention relates to the field of tumor treatment, specifically to a class of novel pyrazolopyridone derivatives with advantages such as structural stability and ease of preparation. These compounds can be used to treat diseases such as tumors and condyloma acuminata.

The present application relates to a kind of isoquinoline alkaloid derivatives for reversing tumor multidrug resistance by inhibiting autophagy and preparation method and application.The derivative can efficiently reverse the multidrug resistance of various solid tumor cells such as gastric cancer, lung cancer and esophageal cancer, the derivative can inhibit the autophagy flow of tumor cells, it is combined with vincristine, mitoxantrone, colchicine, docetaxel and various chemotherapeutic drugs, can efficiently reverse tumor multidrug resistance in vivo and in vitro, this kind of derivative has excellent oral bioavailability and lower toxic side effects, provides a kind of alternative strategy for autophagy inhibitor as antitumor chemosensitizer, can be used as lead compound for the research and development of new drug-resistant tumor reversing agent.