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- polyacryloyl morpholine 聚丙烯酰吗啉
- The Synthesis of N-acetyl Morpholine. 关键词: 吗啉;乙酰氯;乙酰吗啉;
- A series of morpholine derivatives were synthesized. 合成了一系列吗啉衍生物;
- "Dear friend, you can lend to me how many eggs morpholine? “亲爱的朋友,你能借给我几个鸡蛋吗?”
- The purity of N-acetyl morpholine distillated is 98.5%. 反应产物经减压蒸馏后可得到大于98.;5%25的高纯度N-乙酰吗啉。
- Morpholine yield of around 50% was attained under optimum formulation. 经过初步研究,在最佳条件下吗啉的收率达到了50%25左右。
- N-acryloylmorpholine was synthesized from acryloyl chloride and morpholine,and the purity of product was 99.5%. 以丙烯酸、三氯化磷为原料合成丙烯酰氯;再与吗啉酰基化生成N-丙烯酰吗啉。产品纯度99.;5%25以上。
- The reaction was carried out in morpholine in the presence of potassium hydroxide under atmospheric pressure. 反应以吗啉作溶剂,在碱性条件常压下进行。
- One advisable way is to synthesize NFM by acylating morpholine with formic acid as acylating agent. 较可取的是以甲酸为酰化剂,吗啉酰化初期强放热反应,该类反应安全操作条件是安全生产的关键。
- Have noing elastic subsistence is tranche is lonely, and do you like the morpholine? 没有活力的生活就是一片孤寂,你喜欢吗?
- The article introduces the recent status of dealing with waste morpholine and the study of new methods. 本文介绍了吗啉残液处理的现状及对新方法的研究。
- Based on the reaction of diethylene glycol with ammonia,the main synthesize process of morpholine was studied. 对二甘醇和氨在催化剂存在及一定压力下反应制取吗啉的合成工艺路线、催化剂制备、产品分离及分析进行了详细综述。
- The white wolf ask:" Dear friend, do you have the knowledge morpholine of the chicken? 白狼问:“亲爱的朋友,你有小鸡方面的知识吗?”
- Many risk,hazard and environmental factors are existing in the acylation process of N-formylmorpholine(NFM) from morpholine. 吗啉酰化合成甲酰吗啉(NFM)过程存在诸多安全与环保的危险、有害因素。
- By now, the main process to synthesize morpholine is based on the reaction of diethylene glycol (DEG) with ammonia (NH3) in the presence of catalysts. 国内外吗啉的主要合成方法是DEG法,即二甘醇和氨在催化剂存在及一定压力下反应。
- Many risk, hazard and environmental factors are existing in the acylation process of N-formylmorpholine (NFM) from morpholine. 摘要吗啉酰化合成甲酰吗啉(NFM)过程存在诸多安全与环保的危险、有害因素。
- It was discovered that inhibition efficiency in both vapor and solution became better after adding thiocarbamide and morpholine. 与硫脲,吗啉等协同使用,能明显提高咪唑啉缓蚀剂的汽液双相保护性能。
- With morpholine and 3,4-difluoronitrobenzene as the starting materials, it had been prepared in seven-step procedure with overall yield of 28.1%. 以吗啉和3;4-二氟硝基苯为起始原料,经七步反应,合成利奈唑酮,总收率为28.;1%25。
- The key intermediate of moclobemide. 4-(2-aminoethyl)morpholine,was prepared by Hofmann reaction of 3-morpholinyl propionamide which was formed from morpholine and acrylamide. 通过3-吗啉基丙酰胺的Hofmann重排反应制备合成吗氯贝胺的关键中间体氨乙基吗啉。
- N-formylmorpholine was synthesized using morpholine and formic acid as starting materials,phosphorous acid as catalyst and cyclohexane as water carrying agent. 以吗啉和甲酸为原料,磷酸为催化剂,环己烷为带水剂合成了N-甲酰吗啉。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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