...氮杂环化合物 硫杂环化合物 电子结构 红外分光光度法 质子磁共振谱法 元素分析 构型 三氟甲基 [gap=395]Keywords】: OXYGEN HETEROCYCLICS,NITROGEN HETEROCYCLICS,SULFUR HETEROCYCLICS COMPOUNDS,ELECTRONIC STRUCTURE,INFRARED SPECTROPHOTOMETRY,...
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In this paper, we synthesize series of containing fluoro and nitrogen heterocycles compound with selectively electrochemical fluorination.
本论文运用电化学选择性氟化方法合成一系列含氟的氮杂环化合物，并对氟化机理进行了初步的探讨。
参考来源 - 电化学氟化合成含氟药物中间体的基础研究On the basis of thermogravimetric analysis,it was suitable to dry sludge at 100～300℃. Main organic matters in condensate at this temperature were chain alkane,aromatic hydrocarbon and nitrogenous heterocyclic compounds,and main pollutants were benzene,o-xylene and phenol.
干污泥的粒径主要为砂级、粉砂级和粘土级,实际工程中干污泥产生的灰尘可以通过水膜除尘去除,结合污泥的热重分析确定了污泥的干燥温度可以在100～300℃,该温度范围内干燥冷凝水中最主要的有机物是链状烷烃、芳香烃和含氮杂环化合物,苯、邻二甲苯和苯酚是主要污染物。
参考来源 - 城市污泥干燥特性及工艺研究·2,447,543篇论文数据，部分数据来源于NoteExpress
合成了无硫、磷的六元含氮杂环化合物添加剂。
Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.
本发明涉及作为单胺受体调节剂的螺氮杂环化合物；
The present invention relates to spiroazacyclic compounds as monoamine receptor modulators;
本发明公开了一株假单胞菌及其在生物去除含氮杂环化合物中的应用。
The invention discloses a plant of pseudomonad and the application thereof in the biological removal of nitrogen heterocyclic compound.
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