The Design and Synthesis of a New Class of RTK/HDAC Dual-Targeted Inhibitors

Over the years, the development of targeted medicines has made significant achievements. As a typical example, receptor tyrosine kinases (RTK) inhibitors have become important chemotherapy drugs for a variety of cancers. However, the effectiveness of these agents is always hindered by poor response...

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Main Authors: Wei Lu, Jia Li, Xuan Zhang, Yi Chen, Mingbo Su
Format: Article
Language:English
Published: MDPI AG 2013-06-01
Series:Molecules
Subjects:
Online Access:http://www.mdpi.com/1420-3049/18/6/6491
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author Wei Lu
Jia Li
Xuan Zhang
Yi Chen
Mingbo Su
author_facet Wei Lu
Jia Li
Xuan Zhang
Yi Chen
Mingbo Su
author_sort Wei Lu
collection DOAJ
description Over the years, the development of targeted medicines has made significant achievements. As a typical example, receptor tyrosine kinases (RTK) inhibitors have become important chemotherapy drugs for a variety of cancers. However, the effectiveness of these agents is always hindered by poor response rates and acquired drug resistance. In order to overcome these limitations, several dual-targeted inhibitors with quinazoline core were designed and synthesized. Though these compounds can simultaneously inhibit histone deacetylases (HDAC) as well as RTK, the structure-activity relationship (SAR) is still not clear enough. To further explore this type of dual-targeted inhibitors, a new class of quinazoline derivatives were designed and synthesized. Their activity evaluations include in vitro inhibitory activity of HDAC, epidermal growth factor receptor (EGFR) and human epidermal growth factor receptor 2 (HER2). The SAR study indicated that the introduction of polar group such as hydroxamate on the 4-position of the quinazoline core is more likely to provide a potent HDACi/HER2i hybrid rather than HDACi/EGFRi molecule.
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spelling doaj.art-1931d88e67a04fde989bca8c31affee42022-12-21T18:48:04ZengMDPI AGMolecules1420-30492013-06-011866491650310.3390/molecules18066491The Design and Synthesis of a New Class of RTK/HDAC Dual-Targeted InhibitorsWei LuJia LiXuan ZhangYi ChenMingbo SuOver the years, the development of targeted medicines has made significant achievements. As a typical example, receptor tyrosine kinases (RTK) inhibitors have become important chemotherapy drugs for a variety of cancers. However, the effectiveness of these agents is always hindered by poor response rates and acquired drug resistance. In order to overcome these limitations, several dual-targeted inhibitors with quinazoline core were designed and synthesized. Though these compounds can simultaneously inhibit histone deacetylases (HDAC) as well as RTK, the structure-activity relationship (SAR) is still not clear enough. To further explore this type of dual-targeted inhibitors, a new class of quinazoline derivatives were designed and synthesized. Their activity evaluations include in vitro inhibitory activity of HDAC, epidermal growth factor receptor (EGFR) and human epidermal growth factor receptor 2 (HER2). The SAR study indicated that the introduction of polar group such as hydroxamate on the 4-position of the quinazoline core is more likely to provide a potent HDACi/HER2i hybrid rather than HDACi/EGFRi molecule.http://www.mdpi.com/1420-3049/18/6/6491receptor tyrosine kinaseshistone deacetylaseantitumorsynergistic effectdual inhibitor
spellingShingle Wei Lu
Jia Li
Xuan Zhang
Yi Chen
Mingbo Su
The Design and Synthesis of a New Class of RTK/HDAC Dual-Targeted Inhibitors
Molecules
receptor tyrosine kinases
histone deacetylase
antitumor
synergistic effect
dual inhibitor
title The Design and Synthesis of a New Class of RTK/HDAC Dual-Targeted Inhibitors
title_full The Design and Synthesis of a New Class of RTK/HDAC Dual-Targeted Inhibitors
title_fullStr The Design and Synthesis of a New Class of RTK/HDAC Dual-Targeted Inhibitors
title_full_unstemmed The Design and Synthesis of a New Class of RTK/HDAC Dual-Targeted Inhibitors
title_short The Design and Synthesis of a New Class of RTK/HDAC Dual-Targeted Inhibitors
title_sort design and synthesis of a new class of rtk hdac dual targeted inhibitors
topic receptor tyrosine kinases
histone deacetylase
antitumor
synergistic effect
dual inhibitor
url http://www.mdpi.com/1420-3049/18/6/6491
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