Ketalization相关论文
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CrⅢ and CuⅠ-mediated in situ generation of imidazole ring from the coupling of picolinaldehyde and a
Two coordination complexes of compositions [Cr3(L)3Cl6](1)and [Cu4(L)2Br2]n(2)(HL = 2,2,2-(1H-imidazole-2,4,5-triyl)trip......
Solventless ketalization of glycerol to solketal with acetone over the ionic liquid[P(C4H9)3C14H29][
The ketalization of glycerol with acetone was conducted over an ionic liquid [P(C4H9)3C14H29][TsO](TTPT)in a batch react......
MnSAPO-34 molecular sieves were synthesized by vapor-phase transport(VPT) method using triethylamine(Et3N) as a structur......
MnSAPO-34 molecular sieves were synthesized by vapor-phase transport (VPT) method using triethylamine (Et3N) as a struct......
由酮(醛)和醇合成缩酮(缩醛),传统的催化剂是强质子酸(如浓硫酸、盐酸或磷酸),其特点是催化剂价廉易得,催化活性高,但设备腐蚀严重,产物的后处......
缩醛(酮)类化合物是近十几年来发展起来的新型香料化合物,具有优于母体醛(酮)的花香,留香持久,香气类型多,化学性质稳定等特点.缩......
用固载杂多酸PW12/C催化合成了香料环己酮乙二醇缩酮,研究了酮醇摩尔比、催化剂用量、反应时间,反应温度等因素对产品收率的影响.......
以取代硫酸等无机酸,实现清洁合成为目的,在1-烷基吡啶和1-甲基-3-烷基咪唑季胺盐与无水AlCl3构成的室温离子液体为催化剂和反应介......
通过沉淀、老化、过滤、洗涤、干燥、浸渍和焙烧等过程,由TiCl4和H3PO4制备了PO43-改性的二氧化钛固体酸催化剂,用Hammett指示剂法......
以离子液体为介质研究了三氯化铟催化的缩醛与缩酮反应.在较为适宜的离子液体四氟硼酸1-甲基-3-丁基咪唑盐([BMIm]BF4)中,多种芳香......
报道了无规立构聚乙烯醇与丙酮、丁酮缩酮化产物的^13C NMR研究结果,发现丙酮的产物主要生成六元环,而丁酮产物除六元环外还有八元、十元环......
考察了在T型分子筛膜反应器中H-β分子筛催化的环己酮与乙二醇缩合反应.基于二级反应建立了膜反应器动力学模型,并与实验结果进行......
甲苯经酰化,缩酮重排和水解转化成2-甲苯基丙酸后,经溴代,酯化制成2-对溴代甲苯基丙酸乙酯,再在PG-600和无水碳酸钾存在下,对2-乙氧羰基环戊酮进行烷......
A carbon-based solid acid with high acid density was successfully prepared using camphor tree branches as raw materials ......
Solventless ketalization of glycerol to solketal with acetone over the ionic liquid[P(C4H9)3C14H29][
The ketalization of glycerol with acetone was conducted over an ionic liquid[P(C4H9)3C14H29][TsO](TTPT)in a batch reacto......