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申 请 号:CN201680070466
专利名称:Buchwald-Hartwig芳基化方法用于制备叔芳族胺
专利权人:优美科股份公司及两合公司
交易方式:协议
参考价格: 面议
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名称: | Buchwald-Hartwig芳基化方法用于制备叔芳族胺 |
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申请号: | CN201680070466 |
申请日期: | 2016-12-01 |
申请人: | 优美科股份公司及两合公司 |
发明人: | L·J·古森; M·格鲁恩博格 |
地址: | 德国哈瑙-沃尔夫冈 |
主分类号: | C07D403/12 |
分类号: | C07D403/12; C07F15/00; C07F17/02; C07D209/86 |
主权项: | EP15197483 20151202 |
摘要: | 本申请公开了用于在Hartwig‑Buchwald偶联条件下制备叔三芳基胺N‑A(B)(C)的选择性方法。优选所述芳基之一是联苯基衍生物。所要求的两步法的特征在于,其中两个步骤都由钯络合物进行催化,所述钯络合物选自:双‑(二烷基膦二茂铁)钯络合物或式PdX1X2L1L2的络合物,其中X1和X2为相同或不同的卤素配体,L1和L2为相同或不同的电子供体配体或它们的组合。优选钯催化剂为式PdX1X2L1L2,其中优选钯‑NHC络合物(N‑杂环碳烯络合物)。对于所要求的方法示例实施例4a:在反应步骤1中,伯胺2a反应至仲胺3a:式1a,2a,3a,在反应步骤2中,3a最后与4‑溴‑1, 1’‑联苯基反应至叔胺4b:式(A)。 |
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2018-11-09 | 公开 | js/timeglider/js/timeglider/icons/verticalLineGray.png | 50 | |||||
2018-12-28 | 实质审查的生效 | js/timeglider/js/timeglider/icons/verticalLineGray.png | 50 |
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#1 /home/ftp/1520/ipa361_com-20150420-MrH/ipa361.com/mapi/Application/Home/Controller/PraiseController.class.php(56): Yar_Client->theme_bar('get_bar_id', Array)
#2 [internal function]: Home\Controller\PraiseController->get_bar_id_by_from_id()
#3 /home/ftp/1520/ipa361_com-20150420-MrH/ipa361.com/mapi/ThinkPHP/Library/Think/App.class.php(173): ReflectionMethod->invoke(Object(Home\Controller\PraiseController))
#4 /home/ftp/1520/ipa361_com-20150420-MrH/ipa361.com/mapi/ThinkPHP/Library/Think/App.class.php(110): Think\App::invokeAction(Object(Home\Controller\PraiseController), 'get_bar_id_by_f...')
#5 /home/ftp/1520/ipa361_com-20150420-MrH/ipa361.com/mapi/ThinkPHP/Library/Think/App.class.php(204): Think\App::exec()
#6 /home/ftp/1520/ipa361_com-20150420-MrH/ipa361.com/mapi/ThinkPHP/Library/Think/Think.class.php(120): Think\App::run()
#7 /home/ftp/1520/ipa361_com-20150420-MrH/ipa361.com/mapi/ThinkPHP/ThinkPHP.php(97): Think\Think::start()
#8 /home/ftp/1520/ipa361_com-20150420-MrH/ipa361.com/mapi/index.php(27): require('/home/ftp/1520/...')
#9 {main}