The present invention provides compounds of Formula (I) as defined in the specification and compositions comprising any of such novel compounds. These compounds are Factor VIIa inhibitors which may be used as medicaments.
Bifunctional Iminophosphorane‐Catalyzed Enantioselective Nitroalkane Addition to Unactivated α,β‐Unsaturated Esters
作者:Daniel Rozsar、Alistair J. M. Farley、Iain McLauchlan、Benjamin D. A. Shennan、Ken Yamazaki、Darren James Dixon
DOI:10.1002/anie.202303391
日期:——
The first intermolecular enantioselectiveaddition of nitroalkanes to unactivated α,β-unsaturated esters is described, catalyzed by a bifunctional iminophosphorane (BIMP) superbase. This fundamental synthetically relevant transformation proceeds with high enantiomeric excesses and yields over a wide range of feedstock substrates, providing pharmaceutically relevant building blocks in a single step
The exploration into challenging scenarios of the application of elementary reactions offers excellent opportunities for the development of unique transformations under organometallic catalysis. As a ubiquitous reaction of metal alkyl complexes, β-hydride elimination plays a crucial role in a number of important catalytic transformations. However, its functions in these catalytic cycles are limited
对基本反应应用的挑战性场景的探索为在有机金属催化下发展独特的转化提供了极好的机会。作为金属烷基配合物的普遍反应,β-氢化物消除在许多重要的催化转化中起着至关重要的作用。然而,它在这些催化循环中的功能仅限于释放烯烃产物或通过进一步迁移插入产生异构化中间体。在此,我们报道了 β-氢化物消除的精确操作能够实现自动串联铜催化,用于无向烯基 C-H 键与 CO 2的羧化。在这种转化中,促进了烷基铜中间体的 β-氢化物消除,同时它与 CO 反应2被压制。生成的氢化铜反过来与 CO 2反应,提供多任务催化剂的途径,这使得 C-H 键在两个机械上不同的催化循环中串联硼化/羧化。
EP3135667
申请人:——
公开号:——
公开(公告)日:——
[EN] MACROCYCLIC FACTOR VIIA INHIBITORS<br/>[FR] INHIBITEURS DU FACTEUR VIIA MACROCYCLIQUES