This paper makes out logical qualitative analysis of ammonia oxidation reactors in oximation unit using fault tree method, and offers control and prevention measures. 利用故障树方法对羟胺肟化装置氨氧化反应器的火灾爆炸危险因素进行逻辑定性分析,并提出控制、预防措施。
This paper reports a new process of synthesizing paracetamol from phenol by acetylization, oximation and Beckmann rearrangement. 报道了由苯酚经过乙酰化、肟化、重排反应合成扑热息痛的一种新方法。
Finally authors used it as a material to synthesize the superior sweetness perillartine by the oximation reaction. 以此紫苏醛为原料,通过肟化反应合成了超级甜味剂紫苏葶。
Cefixime open side chain acid was prepared by oximation, etherification, chlorination, ester decomposition using t-butyl acetoacetate as starting material. 以乙酰乙酸叔丁酯为原料,经过肟化、醚化、氯代酯解反应合成了头孢克肟开环侧链酸。
Ten oxime ethers containing indanone were synthesized by Friedel-Crafts reaction, cyclization, oximation, etherification. All novel compounds were confirmed by()~ 1H NMR, IR, LC/ MS and ( elemental) analysis. 通过傅-克反应及环化、肟化、成醚等反应,合成了10个未见文献报道的茚酮肟醚类化合物,其结构均经1HNMR、IR、LC/MS及元素分析确证。
In the method of cyclohexanone-hydroxylamine, caprolactam can be obtained from benzene after the main processes: such as hydrogenation of benzene, oxygenation of cyclohexane, oximation of cyclohexanone, rearrangement of cyclohexanone oxime and refinement of crude caprolactam. 环己酮-羟胺法以苯为原料:苯加氢生成环己烷,再经氧化生成环己酮,环己酮经过羟胺硫酸盐肟化为环己酮肟,再经转位、中和和精制等过程获得己内酰胺成品。
The oximation of erythromycin is studied. 深入研究了红霉素的肟化反应。
Methods: The target compound was synthesized using substituted aniline as starting material by condensation, hydrolysis and oximation. 方法:以取代苯胺为起始原料,通过缩合、水解、肟化反应获得目标化合物。
In this article the cause of catalyst loss and the prohibiting methods are reviewed in the process for preparing cyclohexanone oxime through cyclohexanone-ammonium oximation with Ti-Si molecular sieve. 在TS-1分子筛催化环己酮氨肟化制备环己酮肟工艺试验中研究了催化剂流失的原因和抑制催化剂流失的方法。
The Computer Simulation on the Cyclohexanone Oximation Process of 70kt/ a Caprolactam Production Process 70kt/a已内酰胺环已酮肟化过程的计算机模拟
Influencing factors of oximation efficiency using hydroxylamine-cyclohexanone process and their improvements 羟胺-环己酮法肟化反应效率的影响因素及改进措施
Discussion about Technical Renovation of Caprolactam Oximation Reaction Tower 己内酰胺肟化塔改造的技术性探讨
HPO process which is composed of cyclohexanone preparation, hydroxylamine oximation and cyclohexanone-oxime rearrangement has been applied widely in Caprolactam Industry. HPO法生产己内酰胺是应用最广泛的己内酰胺合成工艺,该生产流程主要包括环己酮制备,环己酮肟化和重排三大工序。
Technical and economic contrast and analysis of new cyclohexanone oximation process and HPO process 环己酮氨肟化新工艺与HPO工艺技术及经济对比分析
However, the route 4, which prepare the wanted compounds from erythromycin A, include 7 steps-oximation, protection, methylation, hydrolysis, oxidation, deprotection and addition reaction. 路线四是以红霉素为起始原料,经过肟化、保护、甲基化、水解、氧化、脱保护和取代共7步反应得到目标化合物。