快速检测3,5,6-三氯二吡啶醇残留的胶体金试纸。
Gel gold test paper for quick inspecting remained 3,5,6-trichlorodipyridine-one.
其中以加成反应最为关键,它不仅是最慢的过程,其收率的多少也决定了目的产品三氯吡啶醇钠含量的高低,是整个过程的关键步骤。
Among the three steps, Addition reaction is the crucial step in that it is not only the slowest process but also how much its yield decides stand or fall of content of trichloropyridinol sodium.
本论文主要研究了以四氢糠醇为原料合成吡啶的工艺。
The process for the synthesis of pyridine using tetrahydrofurfuryl alcohol (THFA) as material was researched in this article.
也可使用含除吡啶外的溶剂或基质,或除甲醇外的醇。
Commercially available reagents containing solvents or bases other than pyridine or alcohols other than methanol may be used also.
通过使用含乙烯基吡啶聚合物的催化剂能令 人惊奇地使形成二醇或二醇醚副产物的开环反应最少化。
Surprisingly, ring-opening reactions that form glycol or glycol ether by-products are minimized by using the vinylpyridine polymer-containing catalysts.
吡啶-4-硼酸频哪醇酯;
吡啶-4-硼酸频哪醇酯;
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