分散体包括在反应活性有机分散介质中在自由基引发剂存在下乙烯基单体的聚合产物。
The dispersion comprises the product of polymerization of a vinyl monomer in the presence of a free radical initiator in a reactive organic dispersion medium.
在金属催化剂的作用下，或在一些自由基引发剂的条件下，我们将肼的衍生物与一系列的底物进行反应，反应得到了一些结果。
We made the hydrazine derivates reacting with various substrates under the condition of metal catalyst or initiate radical agent, and had some results.
以过硫酸铵和硝酸银为自由基引发剂 ，以 2 ，3 二甲吡嗪和苯乙酸为原料 ，首次采用自由基烃基化反应合成 5 苄基 2 ，3 二甲吡嗪。
Dimethylpyrazine reacted with phenylacetic acid, silver nitrate and ammonium persulfate through a radical hydrocarbylation mechanism to yield 5 benzyl 2,3 dimethylpyrazine.
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