triphase

Alkylation of Phenylacetonitrile was realized from phenylacetonitrile and benzyl chloride by using PS-PEG-400 as triphase phase transfer catalyst.

摘要利用固载二醇-400作三转移催剂，以氢氧钾的水溶液作碱，从苯腈和苄基氯发合成了苯腈的烷基物-α-苄基苯腈。

Twenty-one species of red tide organisms and four types of red tides (uniphase, biphase, triphase, tetraphase) were found.

共发现赤潮生物21,赤潮类型4(型、双型、三型和四型)。