triphase

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

摘要利用固载化聚乙二醇-400作三相相转移催化剂，以氢氧化钾的水溶液作碱，从乙基氯发合乙的单烷基化物-α-基乙。

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种,赤潮类型4种(单相型、双相型、三相型四相型)。