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- Ammonium ceric sulfate is a good catalyst for synthesizing fructone-A and fructone-B,the yield can reach up to 94. 以硫酸高铈铵为催化剂,通过乙酰乙酸乙酯分别与乙二醇和1,2-丙二醇反应合成了苹果酯-A和苹果酯-B,研究了催化剂等有关因素对产品收率的影响。
- Fructone-A and Fructone-B was synthesized from ethyl acetoacetate and ethanediol or 1,2-propanediol using ammonium ceric sulfate as catalyst. 以硫酸高铈铵为催化剂,通过乙酰乙酸乙酯分别与乙二醇和1,2-丙二醇反应合成了苹果酯-A和苹果酯-B,研究了催化剂等有关因素对产品收率的影响。
- Iso-amyl acetate was synthesized with ammonium ceric sulfate as catalyst using partially neutralized acetic acid and iso-amyl alcohol. 以硫酸铈铵为催化剂,乙酸和异戊醇为原料,合成乙酸异戊酯。
- Synthesis of butyl acetate using ammonium ceric sulfate as catalyst 硫酸铈铵催化合成乙酸正丁酯的研究
- Synthesis of iso-amyl acetate using ammonium ceric sulfate as catalyst 硫酸铈铵催化合成乙酸异戊酯的研究
- Keywords ammonium ceric sulfate;catalytic synthesis;fructone-A;fructone-B; 硫酸高铈铵;催化合成;苹果酯-A;苹果酯-B;
- ammonium ceric sulfate 硫酸高铈铵
- Ceric sulfate is an excellent catalyst for synthesis of amyl butyrate. 硫酸铈是合成丁酸戊酯的良好催化剂。
- Isoamyl butyrate was synthesized by using ceric sulfate as the catalyst. 以硫酸高铈为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯。
- From the raw material cerium carbonate to the product ammonium ceric nitrate, the cerium total recovery is 95.61%. 从原料碳酸铈到最终产物硝酸铈铵;铈的总收率为95.;61%25。
- Phenanthroline is used as indicator and ammonium ceric nitrate standard solution for titration in the determination. 以邻-菲罗林为指示剂，用硝酸铈铵标准溶液滴定的方法测定。
- Butyl acrylate ( BA) was grafted polymerized onto starch by using ammonium ceric nitrate a initiator in aqueous medium. 以硝酸铈铵为引发剂,以未经精制处理的丙烯酸丁酯为接枝单体,在水相介质中制备了丙烯酸丁酯接枝玉米淀粉。
- In the presence of acetic acid and polyethylene glycol,2-naphthol reacts with ammonium ceric nitrate and sodium bromate to form 1,2-naphthoquinone. 在醋酸、聚乙二醇存在下,2萘酚与硝酸铈铵和溴酸钠反应生成1,2-萘醌。
- By using ceric sulfate as the catalyst,acetic acid and iso-amyl alcohol reacted to form isoamyl acetate. 采用硫酸铈为催化剂合成乙酸异戊酯,考察了催化剂用量、醇酸物质的量比、反应时间及催化剂重复使用次数等因素对收率的影响。
- In the presence of ethanonitrile and polyethylene glycol, anthrone reacts with ammonium ceric nitrate to form 1 nitroanthraquinone. 在乙腈、相转移催化剂聚乙二醇存在下,蒽酮与硝酸铈铵反应生成1-硝基蒽醌。
- A method for synthesis of isobutyl acetate based on ceric sulfate as catalyst was developed. 以冰醋酸、异丁醇为原料,硫酸高铈为催化剂合成乙酸异丁酯。
- An integrated technology for ammonium ceric nitrate and sodium acetate with cerium carbonate and acetic acid as main raw materials is reported. 研究了以碳酸铈和乙酸为主要原料,合成硝酸铈铵和乙酸钠的集成工艺。
- Objective To study the catalytic activity of ceric sulfate in the synthesis of butyl acetate. 目的研究硫酸铈在合成乙酸丁酯工艺中的催化性能。
- In the presence of ethanonitrile and polyethylene glycol, anisole reacts with ammonium ceric nitrate to form o-nitroanisole. 在乙腈、聚乙二醇存在下,用苯甲醚与硝酸铈铵反应合成了邻硝基苯甲醚。
- In the presence of acetic acid and polyethylene glycol,anthracene reacted with ammonium ceric nitrate and sodium bromate to form anthraquinone. 在醋酸、聚乙二醇存在下,蒽与硝酸铈铵和溴酸钠反应生成蒽醌,聚乙二醇作为相转移催化剂可以提高反应的选择性。
