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- morpholine tetrasulfide 四硫化二吗啉
- 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。
- And diallyl tetrasulfide was synthesized by the reaction of sulfur monochloride with ally1 mercaptan with a yield of 81.0%. 以一氯化硫和烯丙硫醇为原料合成了二烯丙基四硫，产率为81.;0%25。
- The garlic flavoring was compounded finally with allyl trisulfide, allyl tetrasulfide and other sulfur containing flavor compounds. 以合成的二烯丙基三硫、二烯丙基四硫和其他的含硫香料为原料,调配出了大蒜香精。
- 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。
- And diallyl tetrasulfide was synthesized by the reaction of sulfur monochloride with allyl mercaptan with a yield of 81. 以一氯化硫和烯丙硫醇为原料合成了二烯丙基四硫,产率为81。
- 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。
- The garlic flavoring was compounded finally with allyl trisulfide, ally1 tetrasulfide and other sulfur containing flavor compounds. 以合成的二烯丙基三硫、二烯丙基四硫和其他的含硫香料为原料，调配出了大蒜香精。
- 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。
- And diallyl tetrasulfide was synthesized by the reaction of sulfur monochloride with allyl mercaptan with a yield of 81.0%. 以一氯化硫和烯丙硫醇为原料合成了二烯丙基四硫;产率为81.;0%25。
- 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。
- 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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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
