不知道NH2NH2.H2O是什么.只知道NH2NH2是肼. 肼 hydrazine 无色油状液体,具有与氨相似的气味,毒性很大 .化学式H2NNH2或N2H4.又称联氨.熔点20℃,沸点113.5℃,密度1.004克/厘米(25℃),在空气中能吸收水分和二氧化碳气体,并会发烟.肼和水能按任意比例互相混溶,形成稳定的水合肼N2H4·H2O和含水31%的恒沸物,沸点...
Hydrazine Hydrate (NH2NH2·H2O)SPOTLIGHT 2445 SYNLETT Spotlight 101 This feature focuses on a re-agent chosen by a postgradu-ate, highlighting the uses and preparation of the reagent in current research Hydrazine Hydrate (NH 2NH 2·H 2O)Compiled by Asheesh Kumar Jain Asheesh Kumar Jain was ...
不知道NH2NH2.H2O是什么。只知道NH2NH2是肼。肼 hydrazine 无色油状液体,具有与氨相似的气味,毒性很大 。化学式H2NNH2或N2H4。又称联氨。熔点20℃,沸点113.5℃,密度1.004克/厘米(25℃),在空气中能吸收水分和二氧化碳气体,并会发烟。肼和水能按任意比例互相混溶,形成稳定的水合肼N2H4·H2O...
NH2NH2·H2O的摩尔质量和分子量为{1,数字}。 由Hydrazine Hydrate- NH2NH2·H2O组成 元素标志原子质量原子#质量百分比 氮N28.0134 g/mol255.9592% 氫H6.0476 g/mol612.0807% 氧O15.9994 g/mol131.9602% Hydrazine Hydrate 元素 质量百分比氮28.0134g氮28.0134g氧15.9994g氧15.9994g氫6.0476g氫6.0476gNH2NH2*H2O 原子...
An efficient and green protocol for the reduction of nitroaromatic compounds to the corresponding amines has been developed. The reduction catalyst system includes NH2NH2路H2O and H2O2-treated activated carbon. Without adding additional metals, the H2O2-treated activated carbon could be reused for many...
Hydrazine Hydrate (NH2NH2·H2O) 来自 ResearchGate 喜欢 0 阅读量: 70 作者: AK Jain 摘要: A) Hydrazine hydrate is used in the reduction of carbonyl O compounds to their corresponding methylene group via the Wolf-Kishner reduction and the Huang-Minlon modification. (B) Hydrazine hydrate is often...
水合肼的分子式中NH2NH2H2O加点如何加,如何找回消失的工具栏 返回小木虫查看更多分享至: 更多 今日热帖叠氮和端炔基cl... 有关二氯亚砜和氨... 求助,威廉姆逊醚... 相邻碳上的质子没... 萘二酰亚胺氰基衍... 如何将胺的盐转化... 查尔酮类似物 用水合肼合成酞嗪...精华评论 goodspeed8917 Alt+0183...
百度试题 题目黄鸣龙反应的试剂是( ) A、NH2NH2·H2O/NaOH B 、Zn-Hg/HCl C 、ROH/ 干HCl D 、 I2/NaOH相关知识点: 试题来源: 解析 正确答案:A 反馈 收藏
已知2,6-二氯苯胺有如图合成路线:NH2NHCOCH3NHCOCH3CH3 COOH HSO:CI反应①反应②SO2 CI NH2NH2NH2HCI+H2O2CH CI70%H2SO4CH CI反应③SO2 NH2SO2NH22,6一二氯苯胺下列有关说法正确的是 A. 反应①属于取代反应,反应②属于加成反应 B. 反应①属于取代反应,反应③属于氧化反应 C. 反应①属于取代反应,反应③属于...
联氨(NH2-NH2)又称肼,可用来除去高压锅炉中溶解的氧,此反应可表示为:N2H4+O2→N2+H2O,下列叙述正确的是() A.联氨分子中只有极性键B.联氨是离子化合物 C.2kg联氨可以除去2kg溶解氧D.此反应中,联氨既是氧化剂又是还原剂 查看答案和解析>> 科目:高中化学来源:题型:单选题 ...