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1·Also, the high stereoselectivity of the Wittig olefination has been well rationalized.

同时，对该烯化反应所表现出的高度立体选择性作了合理解释。

2·A new path for the preparation of leaf alcohol with 3-chloropropanol, triphenylphosphine and propionaldehyde through Wittig reaction was studied.

本文研究了以3-氯丙醇， 三苯基膦和丙醛为原料利用威蒂希反应合成叶醇的新路线。

3·A series of novel purpurin-18 imide derivatives with long absorption wavelength were synthesized through Wittig reaction of methyl pheophorbide-a.

合成的一系列红紫素-18酰亚胺衍生物具有长波长的紫外吸收。

4·The calculated results show that the aza Wittig reaction is a two step reaction, having one four membered ring intermediate on its reaction surface.

计算结果表明该反应是一个二步反应，在反应途径上存在一个四元环中间体。

5·Ketones and stabilized phosphorus ylides were heated together in commercial microwave oven, under solvent and medium free conditions, the Wittig reaction finished within 4.

酮与稳定膦叶立德在家用微波炉中加热，在无任何溶剂或固体介质条件下，4。

6·The phase transfer catalyzed Wittig reaction of allyl diphenyl phosphonium salt with substituted aromatic aldehydes using potassium carbonate as base provides 1, 3-dienes with good E-selectivity.

本文报道了二苯基烯丙基型鏻盐与取代芳醛在碳酸钾作用下的固一液相转移催化反应。