Tetrahydrochromenoimidazoles as Potassium-Competitive Acid Blockers (P-CABs): Structure−Activity Relationship of Their Antisecretory Properties and Their Affinity toward the hERG Channel
作者:Andreas M. Palmer、Vittoria Chiesa、Anja Schmid、Gabriela Münch、Burkhard Grobbel、Peter J. Zimmermann、Christof Brehm、Wilm Buhr、Wolfgang-Alexander Simon、Wolfgang Kromer、Stefan Postius、Jürgen Volz、Dietmar Hess
DOI:10.1021/jm100040c
日期:2010.5.13
Potassium-competitiveacidblockers (P-CABs) constitute a new therapeutic option for the treatment of acid-related diseases that are widespread and constitute a significant economical burden. Enantiomerically pure tetrahydrochromenoimidazoles were prepared using the readily available candidate 4 (BYK 405879) as starting material or the Noyori asymmetric reduction of ketones as key reaction. A comprehensive
钾竞争性酸阻滞剂(P-CAB)构成了治疗与酸有关的疾病的新的治疗选择,这些疾病与疾病相关的疾病广泛且构成重大的经济负担。使用容易获得的候选物4制备对映体纯的四氢色氮咪唑(BYK 405879)作为起始原料或Noyori酮的不对称还原是关键反应。建立了关于5-羧酰胺和8-芳基残基对体外活性,Ghosh Schild大鼠体内酸抑制和对hERG通道的亲和力影响的综合SAR。此外,通过瘘管犬的24 h pH测量,检查了最有希望的目标化合物的抗分泌作用的功效和持续时间,与Ghosh Schild大鼠相比,观察到了明显不同的SAR。鉴定了几种与候选物4具有可比性的四氢色氮咪唑。
Discovery and Optimization of Small-Molecule Ligands for the CBP/p300 Bromodomains
作者:Duncan A. Hay、Oleg Fedorov、Sarah Martin、Dean C. Singleton、Cynthia Tallant、Christopher Wells、Sarah Picaud、Martin Philpott、Octovia P. Monteiro、Catherine M. Rogers、Stuart J. Conway、Timothy P. C. Rooney、Anthony Tumber、Clarence Yapp、Panagis Filippakopoulos、Mark E. Bunnage、Susanne Müller、Stefan Knapp、Christopher J. Schofield、Paul E. Brennan
DOI:10.1021/ja412434f
日期:2014.7.2
compound bound to the CREB binding protein (CBP) and the first bromodomain of BRD4 (BRD4(1)) were used to guide the design of more selective compounds. The crystal structures obtained revealed two distinct binding modes. By varying the aryl substitution pattern and developing conformationally constrained analogues, selectivity for CBP over BRD4(1) was increased. The optimized compound is highly potent (Kd
缺乏针对溴结构域和末端外 (BET) 亚家族之外的溴结构域的小分子抑制剂。在这里,我们描述了人类赖氨酸乙酰转移酶 CBP/p300 溴结构域模块的高效和选择性配体,由一系列 5-异恶唑基苯并咪唑开发而成。我们的出发点是片段命中,使用 Suzuki 偶联、苯并咪唑形成反应和还原胺化的平行合成将其优化为更有效和选择性更强的先导化合物。使用热稳定性测定法研究了先导化合物对其他溴结构域家族成员的选择性,结果显示对结构相关的 BET 家族成员有一些抑制作用。为了解决 BET 选择性问题,与 CREB 结合蛋白 (CBP) 和 BRD4 的第一个溴结构域 (BRD4(1)) 结合的先导化合物的 X 射线晶体结构用于指导更具选择性的化合物的设计。获得的晶体结构揭示了两种不同的结合模式。通过改变芳基取代模式和开发构象受限的类似物,增加了 CBP 超过 BRD4(1) 的选择性。优化后的化合物具有高效 (Kd
The invention relates to cyclic benzimidazoles of formula (1), (1) in which the substituents and symbols have the meanings indicated in the description. The compounds have gastric secretion inhibiting and excellent gastric and intestinal protective action properties.
[EN] 7-SUBSTITUTED BENZIMIDAZOLES AND THEIR USE AS INHIBITORS OF GASTRIC ACID SECRETION<br/>[FR] BENZIMIDAZOLES A SUBSTITUTION 7 ET UTILISATION DE CES DERNIERS EN TANT QU'INHIBITEURS DE LA SECRETION D'ACIDE GASTRIQUE
申请人:ALTANA PHARMA AG
公开号:WO2005111000A1
公开(公告)日:2005-11-24
The invention provides compounds of the formula (1), in which the substituents and symbols are as defined in the description. The compounds inhibit the secretion of gastric acid.