1007882-59-8Relevant academic research and scientific papers
INHIBITORS OF HEPATITIS C VIRUS REPLICATION
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, (2019/05/15)
The present invention relates to compounds of formula (I) that are useful as hepatitis C virus (HCV) NS5A inhibitors, the synthesis of such compounds, and the use of such compounds for inhibiting HCV NS5A activity, for treating or preventing HCV infections and for inhibiting HCV viral replication and/or viral production in a cell-based system.
Peptidomimetics for Targeting Protein-Protein Interactions between DOT1L and MLL Oncofusion Proteins AF9 and ENL
Du, Lei,Grigsby, Sierrah M.,Yao, Aihong,Chang, Yujie,Johnson, Garrett,Sun, Haiying,Nikolovska-Coleska, Zaneta
supporting information, p. 895 - 900 (2018/09/06)
MLL-fusion proteins, AF9 and ENL, play an essential role in the recruitment of DOT1L and the H3K79 hypermethylation of MLL target genes, which is pivotal for leukemogenesis. Blocking these interactions may represent a novel therapeutic approach for MLL-rearranged leukemia. Based on the 7 mer DOT1L peptide, a class of peptidomimetics was designed. Compound 21 with modified middle residues, achieved significantly improved binding affinities to AF9 and ENL, with KD values of 15 nM and 57 nM, respectively. Importantly, 21 recognizes and binds to the cellular AF9 protein and effectively inhibits the AF9-DOT1L interactions in cells. Modifications of the N- and C-termini of 21 resulted in 28 with 2-fold improved binding affinity to AF9 and much decreased peptidic characteristics. Our study provides a proof-of-concept for development of nonpeptidic compounds to inhibit DOT1L activity by targeting its recruitment and the interactions between DOT1L and MLL-oncofusion proteins AF9 and ENL.
5,5-FUSED ARYLENE OR HETEROARYLENE HEPATITIS C VIRUS INHIBITORS
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, (2018/08/20)
Provided herein are 5,5-fused heteroarylene hepatitis C virus inhibitor compounds, for example, of Formula I, IA, or IB, pharmaceutical compositions comprising the compounds, and processes of preparation thereof. Also provided are methods of their use for the treatment of an HCV infection in a host in need thereof.
Impact of lead impurities in zinc dust on the selective reduction of a dibromoimidazole derivative
Yin, Jianguo,Maguire, Courtney K.,Yasuda, Nobuyoshi,Brunskill, Andrew P. J.,Klapars, Artis
, p. 94 - 97 (2017/11/30)
A low level of lead in zinc dust was identified as the causative agent responsible for inhibiting selective reduction of a dibromoimidazole derivative via metal agglomeration and lead deposition on the zinc surface.
Structure–activity relationships of proline modifications around the tetracyclic-indole class of NS5A inhibitors
Tong, Ling,Yu, Wensheng,Coburn, Craig A.,Chen, Lei,Selyutin, Oleg,Zeng, Qingbei,Dwyer, Michael P.,Nair, Anilkumar G.,Shankar, Bandarpalle B.,Kim, Seong Heon,Yang, De-Yi,Rosenblum, Stuart B.,Ruck, Rebecca T.,Davies, Ian W.,Hu, Bin,Zhong, Bin,Hao, Jinglai,Ji, Tao,Zan, Shuai,Liu, Rong,Agrawal, Sony,Carr, Donna,Curry, Stephanie,McMonagle, Patricia,Bystol, Karin,Lahser, Frederick,Ingravallo, Paul,Chen, Shiying,Asante-Appiah, Ernest,Kozlowski, Joseph A.
, p. 5354 - 5360 (2016/10/30)
We describe the impact of proline modifications, in our tetracyclic-indole based series of nonstructural protein 5A (NS5A) inhibitors, to their replicon profiles. This work identified NS5A inhibitors with an improved and flattened resistance profiles.
Fused tricyclic hepatitis virus inhibitor and application thereof
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, (2016/12/26)
The invention belongs to the field of medical chemistry, relates to a fused tricyclic hepatitis virus inhibitor and application thereof, and particularly, provides a compound of the general formula I or pharmaceutically acceptable salt, isomer, solvate, crystal or prodrug thereof, and a medicine composition containing the compounds and application of the compounds or the composition in medicine preparation. The compound has the good inhibiting activity on hepatitis C virus, meanwhile has the low toxicity on host cells, and is high in effectiveness, good in safety and likely to become the medicine for treating and/or preventing diseases relevant to HCV infection.
Matched and mixed cap derivatives in the tetracyclic indole class of HCV NS5A inhibitors
Dwyer, Michael P.,Keertikar, Kerry M.,Chen, Lei,Tong, Ling,Selyutin, Oleg,Nair, Anilkumar G.,Yu, Wensheng,Zhou, Guowei,Lavey, Brian J.,Yang, De-Yi,Wong, Michael,Kim, Seong Heon,Coburn, Craig A.,Rosenblum, Stuart B.,Zeng, Qingbei,Jiang, Yueheng,Shankar, Bandarpalle B.,Rizvi, Razia,Nomeir, Amin A.,Liu, Rong,Agrawal, Sony,Xia, Ellen,Kong, Rong,Zhai, Ying,Ingravallo, Paul,Asante-Appiah, Ernest,Kozlowski, Joseph A.
, p. 4106 - 4111 (2016/08/01)
A matched and mixed capping SAR study was conducted on the tetracyclic indole class of HCV NS5A inhibitors to examine the influence of modifications of this region on the overall HCV virologic resistance profiles.
9,9,10,10-TETRAFLUORO-9,10-DIHYDROPHENANTHRENE HEPATITIS C VIRUS INHIBITOR AND APPLICATION THEREOF
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, (2016/10/31)
The present invention belongs to the field of chemical pharmaceuticals, and specifically relates to compounds represented by formula I having a 9,9,10,10-tetrafluoro-9,10-dihydrophenanthrene structure and being able to inhibit hepatitis C virus activity, or a pharmaceutically acceptable salt, isomer, solvate, crystal or prodrug of said compounds, a pharmaceutical composition containing said compounds, and an application of said compounds or composition in the preparation of a drug. The compounds of the present invention have a good HCV inhibitory effect.
PROCESS FOR PREPARING TETRACYCLIC HETEROCYCLE COMPOUNDS
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Page/Page column 39; 40, (2015/05/19)
The present invention is directed to a process for preparing Tetracyclic Heterocycle Compounds of formula (I): which are useful as HCV NS5A inhibitors. The present invention is also directed to compounds that are useful as synthetic intermediates for making the compounds of formula (I).
FUSED TRICYCLIC SILYL COMPOUNDS AND METHODS OF USE THEREOF FOR THE TREATMENT OF VIRAL DISEASES
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Paragraph 0258; 0259, (2015/12/08)
no abstract published
