已开发出一种有效的锡粉促进的2-甲酰基苯甲酸,酰肼和烯丙基溴的级联缩合/烯丙基化/内酰胺化反应,可在温和条件下以良好至极佳的收率合成异吲哚啉酮,而无需任何其他添加剂或催化剂。通过碘环化过程进一步操作异吲哚啉酮,得到三环四氢-8 H-吡唑并[5,1- a ] isoindol -8-one衍生物,可以将其转化为更复杂的四环四氢-4 H -azirino [1',2' :2,3] pyrazolo [5,1- a ] isoindol-4-ones。
Synthesis of 1‐(3
<i>H</i>
)isobenzofuranone compounds by tin powder promoted cascade condensation reaction
作者:Shangxian Wang、Ke‐Hu Wang、Bo Chang、Danfeng Huang、Yulai Hu
DOI:10.1002/aoc.6249
日期:2021.7
An efficient approach for the construction of phthalide compounds is developed through tin powder mediated cascade condensation reaction of 2-formylbenzoic acids with allyl bromides or α-bromoketone under mild reaction conditions. This method is easy to operate and can tolerate various functional groups to give the corresponding phthalides in good to excellent yields. The phthalides produced from α-bromoketone
通过锡粉介导的 2-甲酰基苯甲酸与烯丙基溴或α-溴酮在温和反应条件下的级联缩合反应,开发了一种有效的邻苯二甲酸酯化合物构建方法。该方法操作简单,可以耐受各种官能团,从而以良好到极好的收率得到相应的邻苯二甲酸酯。由α-溴酮生产的邻苯二甲酸酯可进一步转化为3,3a -dihydro -8 H -pyrazolo [5, l - a ]isoindol-8-one和8 H -pyrazolo[5, l- a ]isoindol-8-一。
COMPOUNDS AS CANNABINOID RECEPTOR LIGANDS
申请人:Carroll William A.
公开号:US20100249129A1
公开(公告)日:2010-09-30
Disclosed herein are compounds of formula (I)
wherein Ring A and R
1
are as defined in the specification. Pharmaceutical compositions comprising such compounds, and methods for treating conditions and disorders using such compounds and pharmaceutical compositions are also disclosed.
promising target for the treatment of immunological disease and cancer. Here, a succession of substituted hydrazino-thiazole derivatives were designed, synthesized, and biologically evaluated through structure-based optimization, of which compound 22 was the most potent inhibitor of hDHODH with an IC50 value of 1.8 nM. Furthermore, 22 exhibited much better antiproliferative activity than brequinar, both
[EN] NOVEL COMPOUNDS AS CANNABINOID RECEPTOR LIGANDS AND USES THEREOF<br/>[FR] NOUVEAUX COMPOSÉS EN TANT QUE LIGANDS DE RÉCEPTEUR DE CANNABINOÏDE ET LEURS UTILISATIONS
申请人:ABBOTT LAB
公开号:WO2009067613A1
公开(公告)日:2009-05-28
The present invention relates to compounds of formula (I), or pharmaceutical salts, prodrugs, salts of prodrugs, or combinations thereof, formula (I). wherein R1, R2, R3, R4, and L1 are defined in the specfication, compositions comprising such compounds, and methods of treating conditions and disorders using such compounds and compositions. The present invention also relates to compounds of formula (II), or pharmaceutical salts, prodrugs, salts of prodrugs, or combinations thereof, formula (II). wherein R1a, R2a, Rx, and n are as defined in the specification, compositions comprising such compounds, and methods of treating conditions and disorders using such compounds and compositions.
[EN] CASPASE INHIBITORS AND USES THEREOF<br/>[FR] INHIBITEURS DE CASPASES ET LEURS UTILISATIONS
申请人:VERTEX PHARMA
公开号:WO2004002961A1
公开(公告)日:2004-01-08
The present invention relates to compounds of formula (I); useful as inhibitors of caspases. The present invention also provides pharmaceutically acceptable compositions comprising said compounds, processes for preparing the compounds, and methods of using the compounds and compositions in the treatment of various diseases, conditions, or disorders.