1) Wittig condensation
Wittig缩合
1.
A new compound,(E)-1,2,3-tri(furan-2-yl)prop-2-en-1-one,was synthesized by the Wittig condensation of furil and 2-furylmethylene-ylide in ionic liquid in yield of 90%.
以离子液体[bmim][BF4]为反应溶剂,糠偶酰与2-呋喃基亚甲基叶立德经Wittig缩合合成了新化合物——顺式-1,2,3-三(2-呋喃基)-2-丙烯-1-酮,产率90%,其结构经1HNMR和MS表征。
2) Wittig-Hornor reaction
Wittig-Hornor缩合
3) Witting polycondensation reaction
Wittig缩聚
4) Polymeric Wittig reagent
聚合物wittig试剂
5) Wittig reaction
Wittig反应
1.
Synthesis of (L)-Lactataldehyde and stereoselectivity of its Wittig reaction.;
L-乳醛的合成及Wittig反应立体选择性
2.
Synthesis of fluorescent brightener DX.EB based on Wittig reaction;
利用Wittig反应合成荧光增白剂DX.EB
3.
Aplication of Wittig reaction and the modified method in fluorescent whitener syntheses;
Wittig反应及其改良法在荧光增白剂合成中的应用
6) Wittig-Horner reaction
Wittig-Horner反应
1.
A series of π-conjugated compounds with biphenyl chromophore were synthesized from 4,4'-bis(diethoxy phosphonomethyl)-diphenyl and aromatic aldehydes(or cinnamaldehyde) by Wittig-Horner reaction with alkali-assisted catalysis in DMF solution.
以4,4-(二乙氧基膦酸)联苯苄酯和芳香醛(或肉桂醛)为原料,碱催化下,在DMF溶液中,经过Wittig-Horner反应,合成了7种含苯乙烯基联苯类化合物。
2.
Six novel 2,5-bis[4-(2-arylvinyl)phenyl]-1,3,4-oxadiazoles were designed and synthesized through Wittig-Horner reaction by embedding electron-transporting 1,3,4-oxadiazole in PPV oligomer, which are one kind of blue luminescence materials with highly hole injection, and their chemical structures were also determined to show trans-vinylene character according to IR and 1H NMR spectra.
二乙烯联苯及其衍生物是一种可发射蓝光的小分子空穴型有机发光材料,通过Wittig-Horner反应,将电子传输型噁二唑环“嵌入”其中,设计合成了6个2,5-二[4-(2-芳基乙烯基)苯基]-1,3,4-噁二唑化合物。
补充资料：Schlosser-Wittig reaction
分子式：
CAS号：
性质：是维蒂希反应的发展。在维蒂希反应中稳定的维蒂希试剂与醛反应生成反式的烯烃；不稳定的维蒂希试剂与醛反应生成顺式的烯烃。施洛瑟将不稳定的维蒂希试剂做成卤代锂的络合物，然后与醛反应可获得反式的烯烃。利用此法从不稳定的维蒂希试剂也可制得反式烯烃。
CAS号：
性质：是维蒂希反应的发展。在维蒂希反应中稳定的维蒂希试剂与醛反应生成反式的烯烃；不稳定的维蒂希试剂与醛反应生成顺式的烯烃。施洛瑟将不稳定的维蒂希试剂做成卤代锂的络合物，然后与醛反应可获得反式的烯烃。利用此法从不稳定的维蒂希试剂也可制得反式烯烃。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条