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- Study on Beckmann Rearrangement of Diphenyl Methanone Oxime over Sulphuric Acid Catalyst 硫酸催化二苯甲酮肟重排反应研究
- Keywords the consistency of sulphuric acid;diphenyl methanone oxime;Beckmann rearrangement; 硫酸浓度;二苯甲酮肟;重排反应;
- Keywords 4;4'-diamino diphenyl methane;fluoroboric acid;4'-difluoro diphenyl methanone;synthesis; 二氨基二苯甲烷;氟硼酸;4;4'-二氟二苯甲酮;合成;
- Diphenyl methanone 二苯基甲酮
- The yield of oxime is 92%,and the purity 98%. 确定了合成乙醛肟的最佳工艺条件,产品收率92%25,产品纯度98%25。
- Fulminic acid can be regarded as the simplest oxime. 雷酸可以看作是最简单的肟。
- Diphenyl carbonate shows a typical vinyl ester effect. 碳酸二苯酯表现典型的乙烯的酯类的效应。
- Diphenyl carbonate shows a typical vinyl ester effect . 碳酸二苯酯表现典型的乙烯的酯类的效应。
- Diphenyl ether is used as solvent and azeotropied with water. 利用联苯醚作为溶剂,与体系的水分进行共沸回流,达到充分脱水的目的。
- Diphenyl carbonate(DPC) is an important intermediate in plastic industry. 碳酸二苯酯是重要的有机中间体,应用于塑料工业。
- Diphenyl thiourea is an important intermediate of medicine and dyestuff. 二苯硫脲是重要的医药和染料的中间体。
- Purification of diphenyl ether by crystallization without solvent is discussed. 用无溶剂结晶法纯制二苯醚,该方法具有高效、经济和洁净的特点。
- Diphenyl carbonate is an important intermediate in plastic industry. 碳酸二苯酯是重要的有机中间体,广泛应用于塑料工业。
- A new method for drying methomyl oxime based on the azeotropic principle is introduced. 介绍采用共沸脱水原理进行灭多威肟干燥的新方法。
- All of the intermediates,such as 4-Chlorophenyl-phenyl methanone,4-Chlorobenzhydrol,4-chloro-alpha-phenyl-benzenemethane,1-[(4-chlorophenyl)phenylmethyl]-pi... 结论通过对合成路线的优化,使生产收率提高,降低成本,工艺更适于工业化的生产。
- Synthesis and pharmacological evaluation of oxime and acidic head group structural variations. 肟的合成和药理学评估以及酸性端基的结构变化.
- The kinetics of the oxime liquid rearrangement reaction and its mechanisum were studied. 研究了环己酮肟重排反应生成己内酰胺的机理及反应动力学方程。
- The analytical condition of determining Mn content in complexes by formaldehyde oxime method was investigated. 本文对用甲醛肟法测定配合物中锰含量的条件进行了详细研究,并测定了3种含锰配合物中的锰含量。
- Dropped hydrochloric acid or sulfuric acid to acetone oxime,solid hydroxylamine could get. 在所得的丙酮肟中,滴加浓硫酸或浓盐酸,可以分别得到固体的硫酸羟胺或盐酸羟胺。
- Acylferrocene oxime was synthesized and characterized by IR, element analysis, 1H NMR and mass spectrometry. 摘要合成了酰基二茂铁肟,通过红外光谱、元素分析、质谱对结构进行了表征。