hydrazoic acid
- hydrazoic acid的基本解释
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叠氮酸
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Hydrazoic acid in liquid form is very dangerous.
处于液态的叠氮酸是很危险的。
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The 1,3-dipolar cycloaddition reactions of various substituted ynamines with hydrazoic acid were theoretically investigated with the high-accuracy CBS-QB3 method.
采用高精度CBS-QB3方法对一系列取代炔胺与叠氮酸之间的1,3环加成反应进行了理论研究。
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The univalent group N3- derived from hydrazoic acid.
从叠氮酸衍生而来的一价基 n。
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The yields of hydrazoic acid caused by the radiolysis of mono methylhydrazine and β hydroxyethyl hydrazine are determined by Fourier transform infrared spectroscopy and spectrophtometry.
对肼、甲基肼及β羟基乙基肼进行γ射线辐照实验,分别用红外光谱和比色分析法对它们的辐解产物叠氮酸(HN3)进行定性和定量分析。
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Amino-6-nitrobenzodifuroxan was prepared through a three-step reaction from starting material 3, 5-dinitrobenzoic acid:(1)3, 5-dinitroaniline (1) was synthesized from the reaction of DNBA and hydrazoic acid in inert solvent 1, 2-dichioroethane through Schmidt rearrangement with yield of 89.6%;(2) 1 was subjected to nitration to prepare pentanitroaniline (2) with yield of 51.1%;(3) The title compound was prepared from 2 and sodium azide in acetic acid through denitrogenation and then Schmidt rearrangement with yield of 86.8%, m.p.204℃~206℃.
以3,5-二硝基苯甲酸为原料经过3步反应合成了7-氨基6-硝基苯并二氧化吠咱:第1步反应,在二氯乙烷惰性溶剂中,DNBA与叠氮酸反应并发生Schmidt重排反应生成3,5-二硝基苯胺(1),产率89.6%;第2步反应,1在含100%硫酸的硝硫混酸中硝化生成五硝基苯胺(2),产率51.1%;第3步反应,2与叠氮酸反应,不经分离直接进行热解脱氮、Schmidt重排反应,得到目标化合物, m.p.204℃~ 206℃,产率86.8%。
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hydrazoic acid; azoimide:迭氮酸;迭氮化氢
硫酸肼 hydrazinium sulfate | 迭氮酸;迭氮化氢 hydrazoic acid; azoimide | 亚肼基 hydrazono
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hydrazoic acid:叠氮酸
cyanide)、氢氰酸(Cyanic acid)、氰化物(Cyanides)、叠氮酸(Hydrazoic acid)叠氮化钠(Sodium azide)等]的浓度. 本标准是总结、归纳和改进了原有的标准方法后提出. 这次修订将同类化合物的同种监测方法和不同种监测方法归并为一个标准方法,
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hydrazoic acid:疊氮酸
hydrazino肼基 | hydrazoic acid疊氮酸 | hydrazone腙
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TOXIC HYDRAZOIC ACID:与质子性溶剂(水,醇类,胺类等)发生反应防出有毒叠氮酸气体
HAZARDOUS COMBUSTION OR DECOMPOSITION PRODUCTS燃烧分解产物 | NITROGEN OXIDES氮氧化物 | TOXIC HYDRAZOIC ACID与质子性溶剂(水,醇类,胺类等)发生反应防出有毒叠氮酸气体
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Health standard for hydrazoic acid and sodium azide in the air of workplace:车间空气中叠氮酸和叠氮化钠卫生标准
车间空气中溴氰菊酯卫生标准 Health standard... | 车间空气中叠氮酸和叠氮化钠卫生标准 Health standard for hydrazoic acid and sodium azide in the air of workplace | 车间空气中氧化乐果卫生标准 Health standa...
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