The Selective Deiodination of Iodoheterocycles Using the PhSiH3 – In(OAc)3 System
摘要:
Nitrogen-containing pi-deficient heterocyclic iodides such as iodoquinolines or iodopyridines were deiodinated by treatment with phenylsilane catalyzed by indium acetate to give the corresponding deiodinated heterocycles at ambient temperature.
Copper-Catalyzed Hydroxylation of (Hetero)aryl Halides under Mild Conditions
作者:Shanghua Xia、Lu Gan、Kailiang Wang、Zheng Li、Dawei Ma
DOI:10.1021/jacs.6b08114
日期:2016.10.19
powerful catalytic system for hydroxylation of (hetero)arylhalides. A wide range of (hetero)aryl chlorides bearing either electron-donating or -withdrawing groups proceeded well at 130 °C, delivering the corresponding phenols and hydroxylated heteroarenes in good to excellent yields. When more reactive (hetero)aryl bromides and iodides were employed, the hydroxylation reactions completed at relatively
[EN] PYRAZOLOPYRIDINE DERIVATIVES FOR THE TREATMENT OF CANCER<br/>[FR] DÉRIVÉS DE PYRAZOLOPYRIDINE POUR LE TRAITEMENT DU CANCER
申请人:GENENTECH INC
公开号:WO2017205538A1
公开(公告)日:2017-11-30
The present invention relates to a compound formula (I): and to salts thereof, wherein R1, R2X, and Y have any of the values defined herein, and compositions and uses thereof. The compounds are useful as inhibitors of CBP and/or EP300. Also included are pharmaceutical compositions comprising a compound of formula (I) or a pharmaceutically acceptable salt thereof, and methods of using such compounds and salts in the treatment of various CBP and/or EP300-mediated disorders such as cancer, inflammatory disorders and autoimmune diseases.
Iodine-Catalyzed Oxidative Functionalization of Azaarenes with Benzylic C(sp<sup>3</sup>)–H Bonds via N-Alkylation/Amidation Cascade: Two-Step Synthesis of Isoindolo[2,1-<i>b</i>]isoquinolin-7(5<i>H</i>)-one
作者:Wen-Kun Luo、Xin Shi、Wang Zhou、Luo Yang
DOI:10.1021/acs.orglett.6b00646
日期:2016.5.6
An efficient and practical iodine-catalyzed oxidative functionalization of azaarenes with benzylicC–Hbonds via an N-alkylation and amidation cascade is developed to provide isoquinolin-1(2H)-ones. This method utilizes readily available unfunctionalized azaarenes and methylarenes as starting materials and proceeds under metal-free conditions with good to excellent yields, avoiding the use of expensive
通过N-烷基化和酰胺化级联反应,开发了一种有效且实用的碘催化的氮杂芳烃与苄基CH键的氧化功能化反应,以提供异喹啉-1(2 H)-one。该方法利用容易获得的未官能化的氮杂芳烃和甲基芳烃作为起始原料,并在无金属条件下以良好或优异的收率进行,避免了使用昂贵的贵金属催化剂以及避免产生卤化物和金属废物。该反应的合成效用以异吲哚并[2,1 - b ]异喹啉-7(5 H)-one的简明两步合成为例。
Halogen Bond-Assisted Electron-Catalyzed Atom Economic Iodination of Heteroarenes at Room Temperature
作者:Imran Kazi、Somraj Guha、Govindasamy Sekar
DOI:10.1021/acs.joc.9b00174
日期:2019.6.7
halogen bond-assisted electron-catalyzed iodination of heteroarenes has been developed for the first time under atom economic condition at room temperature. The iodination is successful with just 0.55 equiv of iodine and 0.50 equiv of peroxide. The kinetic study indicates that the reaction is elusive in the absence of a halogen bond between the substrate and iodine. The formation of a halogen bond, its
I2/TBHP mediated multiple C H bonds functionalization of azaarenes with methylarenes to synthesize iodoisoquinolinones via iodination/N-benzylation/amidation sequence
作者:Wen-Kun Luo、Cong-Ling Xu、Luo Yang
DOI:10.1016/j.tetlet.2019.151328
日期:2019.12
An oxidative multi-functionalization of azaarenes with benzylicC-Hbonds of methylarenes via iodination/N-benzylation/amidation cascade, to produce N-benzyl-4-iodoisoquinolin-1(2H)-ones and N-benzyl-3-iodoquinolin-2(1H)-ones is developed. The molecular iodine plays a triple role in activating benzylic sp3 C-H bond of methylbenzenes, accelerating the oxidation process and serving as iodination reagent