In the previous work, a conformational rule was proposed for Hofmann elimination of quaternary ammonium hydroxides.
本文合成了12种含环戊基或环己基的第四级铵碱，使之发生Hofmann消除反应。
This paper introduced the preparation of polyvinylamine by Hofmann degradation of polyacry￣lamide, its reaction mechanisms and application as a new polymeric additive in papermaking industry.
描述了由聚丙烯酰胺合成聚乙烯胺的霍夫曼降级反应及其反应机理，介绍了聚乙烯胺作为新型高分子助剂在造纸工业中的应用。
It seems apparent that Hofmann rearranged the pattern to agree with Professor Anthon's description.
看起来很明显地安东重新排列了这些样式来符合安东教授的描述。
He is also Chairman of the Board of Directors of Hesta AG, and Hesta Tex AG, Zug, as well as Board member of Bank Hofmann AG, Zurich, Mikron Holding AG, Biel, and apr – AG für Public Relations, Zurich.
他目前身兼瑞士楚格Hesta AG和Hesta Tex AG公司的董事会主席，亦是瑞士多家公司的董事会成员。
Then polyvinylamine macromonomers were obtained by Hofmann degradation reaction of MAA-PAM at 0 ℃. The structure of MAA-PVAm was characterized by using FTIR and NMR spectra.
并利用霍夫曼降解制备出了部分胺解的聚乙烯胺大分子单体，其结构由傅里叶变换红外和核磁共振仪的表征得到了确定。
In 1993, when Travis Hofmann was a freshman of 15, he had traveled little beyond the sand hills that surrounded his hometown, Alliance, Neb.
1993年，崔卫斯·霍夫曼恩15岁，他从来没有走出过他的家乡爱兰斯周围的山头。
Gretchen Hofmann of the University of California, Santa Barbara, has brought some experimental evidence to bear on the question.
加州大学圣芭芭拉分校的格雷琴·霍夫曼给出了一些与这个问题有关的实验数据。
Amino-pelargonic acid was synthesized from sebacic acid through mono-esterification, ammonolysis and Hofmann's degradation.
9-氨基壬酸系从癸二酸经单酯化、氨化和Hofmann重排制得。
Halide salts may also occur, and sub-Hofmann reaction.
还可与次卤酸盐发生霍夫曼反应。
TECHNIQUE 1-26 (Erkes, As Described by Hofmann, Plaster, and Murdock)Exsanguinate the limb and inflate the tourniquet with the knee flexed to 90 degrees to prevent tenodesis of the extensor mechanism.
手术方法(Erkes，由 Hofmann、Plaster和 Murdock描述)：膝关节屈曲90°，肢体驱血、止血带充气，这样可以防止伸膝装置肌腱紧张。
The yellow crosslinking polymeric dyes were synthesized with use of 2.4— dinitrochlorobenzene and polyvinylamine prepared from the Hofmann degradation of polyacrylamide. The maximum wave length was 352nm. The effects of temperature, the concentration of amino group, the mole ratio of 2.4dinitrochlorobenzene to amino group and the mole ratio of Na〓CO〓 to amino group on the yield of yellow crosslinking polymeric dye were discussed.
以具有不同聚合度和不同胺化度的聚乙烯胺为骨架，以2，4—二硝基氯苯为原料合成了黄色可交联高分子染料，该染料的最大吸收波长为352nm，讨论了氨基浓度、反应温度、碳酸钠与氨基的摩尔比以及2，4—二硝基氯苯与聚乙烯胺中氨基的摩尔比对黄色可交联高分子染料的得率的影响。
The mechanism of Hofmann rearrangement reaction and the effects of alkyl structure and nucleophilic reagent in medium on the reaction are discussed.
讨论了Hofmann 重排反应的机理以及烃基的结构、介质中的亲核试剂对反应的影响，并介绍了此重排在有机合成中的应用。
MR. HOFMANN remembered having a similar reaction.
霍夫曼恩回忆自己有类似的反应。
Hofmann reaction was carried out in order to obtain the binder with amino functional groups from amide.
采用自由基共聚合，再经Hofmann反应合成了新型的带胺基的可用于油溶性喷墨体系的聚丙烯酸酯的连接料。
Target compound pazufloxacin was synthesized through the Hofmann rearrangement reaction.
目的：优化帕珠沙星Hofmann重排反应的合成工艺。
By the modification of the styrene-acrylamide copolymer particle surface through reactions such as hydrolysis, hydromethylation and Hofmann reaction, the polymer microspheres were imparted with many kinds of functional groups including carboxyl, hydroxyl, and amino groups, etc.
最终制备了粒径达4μm，磁含量达0.1～0.5％，表面官能团含量达3％的单分散磁性聚合物功能微球。
In this paper, the acrylamide was polymerized, then we can got the amphoteric polymer-acrylamide through Hofmann degradation.
丙烯酰胺单体通过均聚合成和霍夫曼降解得到丙烯酰胺两性聚合物，填加适量NN-亚甲基丙烯酰胺与减水剂复配应用在混凝土中，提高混凝土的工作性能、力学性能和耐久性能。
Instance, alkali degradation、Hofmann`s degradation、ozone oxydation and so forth.
C 了解重要降解反应的原理及应用。如碱降解、霍夫曼降解、臭氧氧化等。
The major route of inactivation of atracurium is spontaneous degradation by Hofmann elinimatio, a purely chemical process which is independent of enzymatic activity or hepatic and renal function.
阿屈宁作用的终止主要通过药物分子的Hofmann化学清除反应，故其药物代谢动力学个体差异小，重复应用无蓄积性。
9-Amino-pelargonic acid was synthesized from sebacic acid through mono-esterification, ammonolysis and Hofmann's degradation.
9-氨基壬酸系从癸二酸经单酯化、氨化和Hofmann重排制得。