从一位化学家角度来看,许多有机化合物如二恶英和肉毒毒素都是有毒物质,而像氯化钠和锂等无机化合物则是无害甚至有益的。
For a chemist, many organic compounds like dioxin and botulism toxin are extremely toxic, while inorganic compounds like sodium chloride or lithium are harmless or even beneficial.
苯二胺与四氯化钛反应合成聚合物的模型化合物钛杂咪唑啉。该化合物经元素分析、红外光谱、质谱测试。
Ti -containing imidazoline model compound was prepared by reacting o-phenylene diamine with titanium tetrachloride. The compound was identified by elemental analysis, IR and MS.
研究三氯化钛存在下邻硝基苯胺与1,2 -二酮在碱性介质中一锅反应,快速方便、高收率地合成了一系列取代喹喔啉化合物。
In this paper, the one-pot reaction of aqueous titanium trichloride with o-nitroaniline and 1, 2-diketone compounds in basic media was studied.
标题化合物C24H22N2O2是由N-(4-羟基苯亚甲基)喹啉-5-胺和5,5-二甲基-1,3-环己二酮在氯化三乙基苄基铵(TEBAC)催化下以水作溶剂反应而得。
The title compound C24H22N2O2 has been synthesized by the reaction of N-arylidenenaphthalen-2-amine with 5,5-dimethyl-1,3-cyclohexadione water catalyzed by triethylbenzylammonium chlorideTEBAC.
结果表明:四氯化钛对总氮的脱除率为80%左右,碱氮的脱除率可达90%以上; 二氯化铜对碱性含氮化合物的络合具有较高的选择性;
The results show that the removal of nitrogen compounds by TiCl 4 complexing is about 80%, and 90% for that of basic nitrogen compounds.
制备了以超细二氧化硅为载体的氰乙基化可溶性蛋白质-钯催化剂,研究了它对三丁基锡氢化物和酰氯化合物偶联反应的催化活性。
Silica supported cyanoethylated soluble protein-Pd has been prepared and its catalytic activity in the cross-coupling reaction of tributyltin hydride and acid chlorides was studied.
制备了以超细二氧化硅为载体的氰乙基化可溶性蛋白质-钯催化剂,研究了它对三丁基锡氢化物和酰氯化合物偶联反应的催化活性。
Silica supported cyanoethylated soluble protein-Pd has been prepared and its catalytic activity in the cross-coupling reaction of tributyltin hydride and acid chlorides was studied.
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