对硝基苯胺,2-氨基吡啶(1a),4-氨基吡啶(2a),2-氨基-4-甲基嘧啶(8a),2-氨基噻唑(10a)和2-氨基苯并咪唑(12a)与甲醛水溶液反应,对-通常在高收率下在乙醇或甲醇溶液中用硫代甲酚制得N-(对甲苯硫基甲基)衍生物[对应于通式(4; R 2 = H)]。当后一化合物在乙醇或1,2-二甲氧基乙烷溶液中与过量的硼氢化钠加热回流时,相应的甲氨基化合物[通式(5; R 2= H)]。通过其中的甲醛水溶液被替换,酌情无水乙醛,丙醛,苯甲醛或类似的两个步骤,p硝基苯胺转化成Ñ乙基p硝基苯胺,p -chloroaniline被转换成p氯代N-(正丙基)苯胺,(1a)分别转化为相应的乙基氨基和苄基氨基化合物(1c)和(1d),(10a)和(12a)转化为它们的2- N-(正丙基)衍生物(10c)和(12c)。
[EN] ARYLPYRAZOLE ETHERS AS INHIBITORS OF LEUKOTRIENE A4 HYDROLASE<br/>[FR] ÉTHERS D'ARYLPYRAZOLE EN TANT QU'INHIBITEURS DE LEUCOTRIÈNE A4 HYDROLASE
申请人:BOEHRINGER INGELHEIM INT
公开号:WO2013012844A1
公开(公告)日:2013-01-24
The present invention relates to compounds of formula I or a pharmaceutically acceptable salt thereof, wherein A1, A2, A3, L1, L2 and D are as defined herein. The compounds of formula (I) are useful as inhibitors of leukotriene A4 hydrolase (LTA4H) and treating LTA4H related disorder. The present invention also relates to pharmaceutical compositions comprising the compounds of formula (I), methods of using these compounds in the treatment of various diseases and disorders, and processes for preparing these compounds.
ARYLPYRAZOLE ETHERS AS INHIBITORS OF LEUKOTRIENE A4 HYDROLASE
申请人:Heim-Riether Alexander
公开号:US20140221373A1
公开(公告)日:2014-08-07
The present invention relates to compounds of formula I or a pharmaceutically acceptable salt thereof, wherein A
1
, A
2
, A
3
, L
1
, L
2
and D are as defined herein. The compounds of formula (I) are useful as inhibitors of leukotriene A
4
hydrolase (LTA4H) and treating LTA4H related disorder. The present invention also relates to pharmaceutical compositions comprising the Compounds of formula (I), methods of using these compounds in the treatment of various diseases and disorders, and processes for preparing these compounds.
KEMAL O.; REESE C. B., J. CHEM. SOC. PERKIN TRANS., PART 1, 1981, NO 5, 1569-1573
作者:KEMAL O.、 REESE C. B.
DOI:——
日期:——
CHEMICAL ENTITIES
申请人:Fundación Centro Nacional de Investigaciones
Oncológicas Carlos III
公开号:EP2970332B1
公开(公告)日:2018-02-28
CURABLE COMPOSITION COMPRISING A THERMOLATENT BASE
申请人:Nesvadba Peter
公开号:US20110245375A1
公开(公告)日:2011-10-06
The present invention relates to curable compositions comprising a thermolatent amidine base and an organic material which is polymerisable or crosslinkable with a basic or nucleophilic catalyst. In particular, the invention relates to curable coating compositions, especially powder coating compositions, and curable adhesive compositions, as well as to the use a thermo-latent amidine base as a curing catalyst for thermally induced base- catalyzed polymerisation or crosslinking reactions.