相似化合物
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1-methyl-piperazine 2,5-dibromopyridine 5-bromo-2-fluoropyridine 5-bromo-2-chloropyridine 1-methyl-4-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperazine 2-(6-(4-methylpiperazin-1-yl)pyridin-3-yl)-10-(3-(trifluoromethyl)phenyl)pyrido[3,2-c][1,5] naphthyridin-9(10H)-one 6-methyl-N-(4-{4-[6-(4-methylpiperazin-1-yl)pyridin-3-yl]phenyl}-1,3-thiazol-2-yl)pyridin-2-amine N-(4-{4-[6-(4-methylpiperazin-1-yl)pyridin-3-yl]phenyl}thiazol-2-yl)cyclopropanecarboxamide 📜N-甲基哌嗪,5-溴-2-氯吡啶置于1,1'-Bis[bis(Dimethylamino)Phosphino]Ferrocene,Bis(Dibenzylideneacetone)-Palladium(0),Sodium T-Butanolate体系中,用 1,4-二氧六环 用作溶剂,化学反应 15.0H,以62%的收率获得1-(5-溴吡啶-2-基)-4-甲基哌嗪
参考文献:与多卤代吡啶在pd催化的胺化中反转常规化学选择性
标题:与多卤代吡啶在pd催化的胺化中反转常规化学选择性
摘要:报道了一种能够在pd催化的3,2-和5,2-Br / Cl-吡啶的胺化反应中实现选择性氯化物官能化的新型催化剂体系.利用配体参数化的反应优化策略导致鉴定出1,1'-双[双(二(二甲基氨基)膦基]二茂铁" Dmapf",一种易于获得但尚未使用的二膦,作为该转化的独特有效配体.
Doi:10.1021/jacs.7B05409
专利信息
专利号:US-2007275968-A1
优先权日:2004-09-07
标 题 :Substituted Biphenyl Derivative
发明人:KURATA HITOSHI; NISHIMATA TOYOKI; WATANABE YUKIKO; EBISAWA MASAYUKI; FUJIMOTO TEPPEI; KOBAYASHI HIDEKI
权利人:KURATA HITOSHI; NISHIMATA TOYOKI; WATANABE YUKIKO; EBISAWA MASAYUKI; FUJIMOTO TEPPEI; KOBAYASHI HIDEKI
摘要:The present invention relates to a biaryl derivative or a pharmacologically acceptable salt thereof having an excellent collagen-synthesis inhibition activity. A biaryl derivative having a structure represented by the following General Formula (I) or a pharmacologically acceptable salt thereof: n nwherein n R 1 represents a C 6 -C 10 aryl group which is substituted with one to three group(s) each independently selected from the group consisting of a group defined by formula R-L-, a di-(C 1 -C 6 alkyl)amino group, a di-(C 1 -C 6 alkyl)aminosulfonyl group, a hydroxyaminocarbonyl group, and a halogen atom, and so on; R represents a C 1 -C 6 alkyl group, and so on; L represents a sulfonyl group, an aminosulfonyl group, or a sulfonylamino group, and so on; R 2 represents a hydrogen atom, and so on; A represents a group defined by formula (II), (III), or (IV); R 3 represents a C 1 -C 6 alkyl group, and so on; and R 4 represents a C 1 -C 6 alkyl group, and so on.