The present invention relates to novel piperazine derivatives; to processes for their preparation; to pharmaceutical compositions containing the derivatives; and to the use of the derivatives in therapy to treat diseases for which blocking the Ca
v
2.2 calcium channels is beneficial.
本发明涉及新颖的哌嗪衍生物;其制备方法;含有这些衍生物的药物组合物;以及利用这些衍生物在治疗中治疗阻断Ca
v
2.2钙通道有益的疾病。
CYCLIC ETHER DERIVATIVES OF PYRAZOLO[1,5-A]PYRIMIDINE-3-CARBOXYAMIDE
申请人:Boehringer Ingelheim International GmbH
公开号:US20170101411A1
公开(公告)日:2017-04-13
The invention relates to Spirocyclic ether derivatives of pyrazolo[1,5-a]pyrimidine-3-carboxyamide of general formula (I) which are inhibitors of phosphodiesterase 2, useful in treating central nervous system diseases and other diseases.
In addition, the invention relates to processes for preparing pharmaceutical compositions as well as processes for manufacture the compounds according to the invention.
2-AMINO PYRIMIDINE COMPOUNDS AS POTENT HSP-90 INHIBITORS
申请人:Kung Pei-Pei
公开号:US20100041681A1
公开(公告)日:2010-02-18
The present invention is directed to compounds of formula (I),
or pharmaceutically acceptable salts thereof, their synthesis, and their use as HSP-90 inhibitors.
Fluoride Ion-Promoted Reaction of Polyfluoro-1-propenyl<i>p</i>-Toluenesulfonate with Amines. Highly Efficient and General Access to (<i>Z</i>)-α-Fluoro-β-amino Acrylaldehydes
2,3,3-Trifluoro-1-propenyl p-toluenesulfonate, readily available by dehydrofluorination of 2,2,3,3-tetrafluoropropyl p-toluenesulfonate, reacted smoothly with various primary or secondary amines in the presence of triethylamine and a catalytic amount of fluoride ion at ambient temperature for 3 h or at 70 °C for 1–2 h to afford the corresponding (Z)-α-fluoro-β-(alkylamino- or -dialkylamino)acrylaldehydes in good to excellent yields, together with the formation of p-toluenesulfonyl fluoride.
2,2,3,3-三氟-1-丙烯对甲苯磺酸酯,可通过 2,2,3,3-四氟丙基对甲苯磺酸酯的脱氢氟化反应获得、在三乙胺和催化量的氟离子存在下,在常温下反应 3 小时或在 70 °C 下反应 1-2 小时,与各种伯胺或仲胺顺利反应,得到相应的 (Z)-α-氟-β-(烷基氨基-或-二烷基氨基)丙烯醛,收率良好至极佳,同时生成对甲苯磺酰氟。
SPIROCYCLIC ETHER DERIVATIVES OF PYRAZOLO[1,5-A]PYRIMIDINE-3-CARBOXAMIDE
申请人:Boehringer Ingelheim International GmbH
公开号:EP3156405A1
公开(公告)日:2017-04-19
The invention relates to Spirocyclic ether derivatives of pyrazolo[1,5-a]pyrimidine-3-carboxyamide of general formula (I) which are inhibitors of phosphodiesterase 2, useful in treating central nervous system diseases and other diseases.
In addition, the invention relates to processes for preparing pharmaceutical compositions as well as processes for manufacture the compounds according to the invention.