IKK inhibitory activities of imidazo[1,2-a]pyrazine, imidazo[1,2-a]quinoxaline, imidazo[1,5-a]quinoxaline and pyrazolo[1,5-a]quinoxaline derivatives. - Archive ouverte HAL Accéder directement au contenu
Poster De Conférence Année : 2017

IKK inhibitory activities of imidazo[1,2-a]pyrazine, imidazo[1,2-a]quinoxaline, imidazo[1,5-a]quinoxaline and pyrazolo[1,5-a]quinoxaline derivatives.

Résumé

The transcription factor NF-κB plays a key role in multiple cellular processes, including immune signaling, inflammation, development, proliferation and survival. Dysregulated NF-κB activation is associated with autoimmunitya, chronic inflammationb and cancerc. Activation of NF-κB requires IκB kinases IKKα and IKK β, therefore, targeting the activation of NF-κB-dependent pathway by IKK inibitors is becoming an increasingly popular avenue for the development of novel therapeutic interventions for inflammation and cancer and many pharmaceutical companies are developing inhibitors that target IKK. BMS-345541 (4(2'-aminoethyl)amino-1,8-dimethylimidazo(1,2-a)quinoxaline) was identified as a selective inhibitor of the catalytic subunits of IKK (IKK2: IC50= 0.3 μM, IKK1: IC50 = 4 μM)d. The aim of this study is to obtain new IKK inhibitors, analogues of BMS-345541. For this purpose, we have synthesized a variety of compounds diversely substituted belonging to four chemical series: imidazo[1,2-a]pyrazine, imidazo[1,2-a]quinoxaline, imidazo[1,5-a]quinoxaline and pyrazolo[1,5-a]quinoxaline. Their biological activities as potential IKK1 and IKK2 inhibitors are describede. Four strategies of synthesis are developed to obtain a variety of compounds with short reaction times by using micro-wave assistance. The preparation of these compounds is particularly simple and is carried out in good yields.
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hal-01997588 , version 1 (29-01-2019)

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  • HAL Id : hal-01997588 , version 1

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Nour Bou Karroum, Cindy Patinote, Adrien Chouchou, Georges Moarbess, Mona Diab-Assaf, et al.. IKK inhibitory activities of imidazo[1,2-a]pyrazine, imidazo[1,2-a]quinoxaline, imidazo[1,5-a]quinoxaline and pyrazolo[1,5-a]quinoxaline derivatives.. 24ème journée des jeunes chercheurs en chimie thérapeutique, Feb 2017, Paris, France. . ⟨hal-01997588⟩
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