四丁基溴化铵。四丁基溴化铵，别称溴化四丁基铵，是一种有机盐，分子式为C??H??BrN，纯品为白色晶体或粉末，有潮解性，具有特殊气味，在常温、常压下稳定。
请问一下 n-Bu4NBr 这个中文名是什么东东哦,谢谢! 返回小木虫查看更多分享至: 更多 今日热帖聚醚合成 核磁氢谱 环炔烃与巯基反应... 求助机理过程 有机铁电材料PV... 乙酸乙酯萃取 求助求助! 喜树碱(CPT)...精华评论 zhujiang2303 四丁基溴化铵,一种相转移催化剂 cgm0324 楼上正解! comeonhe...
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1)反应条件n(Salen-AIC1):n(n—Bu4NBr):n(EC):n(MeOH)=1:1:236:1888,12O℃,2h2)丁为每h,每tool催化剂得到产物(碳酸二甲酯)物质的量;3)反应条件n(Salen—CrCI):n(n—Bu4NBr)ln(EC):n(MeOH)=1:1:236:1888,120℃,2h2.2反应温度对碳酸乙烯酯转化率的影响研究了Salen—A1C1/n—BuNBr催化...
MOF-5/n-Bu4NBr: an efficient catalyst system for the synthesis of cyclic carbonates from epoxides and CO2under mild conditionsElectronic supplementary info... MOF-5/n-Bu4NBr: An efficient catalyst system for the synthesis of cyclic carbonates from epoxides and CO2 under mild conditions. Song ...
Al配合物体系催化碳酸乙烯酯与甲醇酯交换反应生成碳酸二甲酯的行为.证明了Salen-Al配合物体系不仅是环氧烷烃与二氧化碳合成碳酸乙烯酯的优良催化剂,而且也能很好地催化后续酯交换反应.发现最佳催化剂是Salen-AlCl/n-Bu4NBr,它们间存在协同效应.测得最佳反应条件是温度120℃,反应时间2 h,n(MeOH):n(PC)=8:1,催化...
IBX/n-Bu4NBr/CH2Cl2-H2O: A new mild system for selective oxidation of secondary alcohols A new alternative system for the chemoselective oxidation of secondary hydroxyl group to ketone with IBX/ n-Bu 4NBr in CH 2Cl 2–H 2O has been developed. U... C Kuhakarn,K Kittigowittana,M ...
The resonance Raman and far-infrared spectra of n -Bu 4 NI 3 show the coexistence of symmetrical ( C 2ν ) and unsymmetrical ( C s ) I 3 species, which are clearly distinguished by varying the wavelength of the excitation line. Only a slight deviation from D ∞ h symmetry has been ...
Reutrakul, "IBX/n-Bu4NBr/CH2Cl2-H2O: a new mild system for selective oxidation of secondary alcohols", Tetrahedron, 2005, 61, 8... Chutima Kuhakarn,Krisada Kittigowittana,Pattama Ghabkham,... - 《Cheminform》 被引量: 14发表: 2006年 A new and highly effective method for catalytic ...
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