A catalyst is a substance which speeds up a chemical reaction.

是一种能加速学反应的物质。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂结焦是导致失活的主要原因。

Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次杂多酸采用酯法合成丙二醇单乙醚乙酸酯。

We imagine using an anticatalyst to "freeze out" any chemical reactions in the system.

可想象利用一种反使体系内的任意学反应“冻结”。

CuFe-PILC catalyst was prepared by doping technology during the preparation process of pillaring agent.

在此基础上对其进行掺杂改性，获得了铜铁复合层柱粘土。

Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.

磷钨酸和磷钨酸铝,用乳酸和正丁酸合成了乳酸正丁酯。

Its catalytic performance in Heck reaction of iodobenzene with ethyl acrylate was studied.

研究了该对碘代苯与丙烯酸乙酯反应的性能及循环使用性能。

The synthesis of nerolin bromelia by use of various phase transfer catalysts at different conditionsis studied.

研究了利用多种相转移在不同条件下合成橙花素。

N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.

苯胺和溴乙烷原料,用四乙基氢氧铵作相转移,在常压下合成N,N二乙基苯胺。

The best reaction condition are determined when synthesizing dibutyl maleate by using sloid chloride as catalyst.

提出了固体氯物合成马来酸二丁酯的最佳反应条件。

Aluminum propoxide for the Tishchenko condensation of propanal to propyl propionate is prepared from aluminum powder and propanol.

合成出的丙醇铝,无水氯锌助,用丙醛一步合成了丙酸丙酯,收率可达92％,选择性可达93％。

Fe-only hydrogenase can catalyze the reversible reaction of protons and electrons to molecular hydrogen in nature.

对铁氢酶活性中心进行学模拟将有可能产生出新型的产氢。

The performance of this catalyst for the cross-coupling reaction of iodobenzene with acrylic acid was studied.

研究了该对碘代苯与丙烯酸交叉偶联生成反式-肉桂酸的性能。

The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.

研究了硼氢钾修饰的雷尼镍松油醇加氢制备二氢松油醇的反应。

By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.

在环丙甲酸异丙酯的合成反应中,通过相转移提高了反应收率。

Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst.

苯胺、邻硝基氯苯原料,采用直接缩合法引入相转移合成邻硝基二苯胺。

Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.

BTEAC(苄基三乙基氯铵)相转移合成了异烟酸乙酯。

The catalytic system formed from polymer-supported neodymium complexes shows high catalytic activity and stereospecificity for butadiene polymerization.

聚合物载体-钕络合物具有很高的活性和定向效应.

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

邻苯二胺和糠醛原料,十六甲基三烷基溴铵(CTMAB)合成了麦穗宁。

Qualified nickelous, sulfate, nickelous nitrate and nikel monoxide were prepared with waste raney nickel catalyst as raw material.

废雷尼镍原料，制备出合格的硫酸镍、硝酸镍和氧镍。

A catalyst is a substance which speeds up a chemical reaction.

催化种能加速化学反应的物质。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂化结焦导致催化失活的主要原因。

Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次杂多酸为催化采用酯化法合成丙二醇单乙醚乙酸酯。

We imagine using an anticatalyst to "freeze out" any chemical reactions in the system.

可想象利用种反催化使体系内的任意化学反应“冻结”。

CuFe-PILC catalyst was prepared by doping technology during the preparation process of pillaring agent.

在此基础上对其进行掺杂改性，获得了铜铁复合层柱粘土催化。

Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.

磷钨酸和磷钨酸铝为催化,用乳酸和正丁酸合成了乳酸正丁酯。

Its catalytic performance in Heck reaction of iodobenzene with ethyl acrylate was studied.

研究了该催化对碘代苯与丙烯酸乙酯反应的催化性能及循环使用性能。

The synthesis of nerolin bromelia by use of various phase transfer catalysts at different conditionsis studied.

研究了利用多种相转移催化在不同条件合成橙花素。

N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.

苯胺和溴乙烷为原料,用四乙基氢氧化铵作相转移催化,在合成N,N二乙基苯胺。

The best reaction condition are determined when synthesizing dibutyl maleate by using sloid chloride as catalyst.

提出了固体氯化物为催化合成马来酸二丁酯的最佳反应条件。

Aluminum propoxide for the Tishchenko condensation of propanal to propyl propionate is prepared from aluminum powder and propanol.

合成出的丙醇铝为催化,无水氯化锌为助催化,用丙醛步合成了丙酸丙酯,收率可达92％,选择性可达93％。

Fe-only hydrogenase can catalyze the reversible reaction of protons and electrons to molecular hydrogen in nature.

对铁氢化酶活性中心进行化学模拟将有可能产生出新型的产氢催化。

The performance of this catalyst for the cross-coupling reaction of iodobenzene with acrylic acid was studied.

研究了该催化对碘代苯与丙烯酸交叉偶联生成反式-肉桂酸的催化性能。

The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.

研究了硼氢化钾修饰的雷尼镍催化催化松油醇加氢制备二氢松油醇的反应。

By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.

在环丙甲酸异丙酯的合成反应中,通过相转移催化提高了反应收率。

Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst.

苯胺、邻硝基氯苯为原料,采用直接缩合法引入相转移催化合成邻硝基二苯胺。

Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.

BTEAC(苄基三乙基氯化铵)为相转移催化合成了异烟酸乙酯。

The catalytic system formed from polymer-supported neodymium complexes shows high catalytic activity and stereospecificity for butadiene polymerization.

聚合物载体-钕络合物催化具有很高的催化活性和定向效应.

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

邻苯二胺和糠醛为原料,十六甲基三烷基溴化铵(CTMAB)为催化合成了麦穗宁。

Qualified nickelous, sulfate, nickelous nitrate and nikel monoxide were prepared with waste raney nickel catalyst as raw material.

废雷尼镍催化为原料，制备出合格的硫酸镍、硝酸镍和氧化镍。

A catalyst is a substance which speeds up a chemical reaction.

催化剂是一种能加速化学反应的物质。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂化结焦是导致催化剂失活的主要原因。

Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次杂多酸为催化剂采用化法合成丙二醇单乙醚乙酸。

We imagine using an anticatalyst to "freeze out" any chemical reactions in the system.

可想象利用一种反催化剂使体系内的任意化学反应“冻结”。

CuFe-PILC catalyst was prepared by doping technology during the preparation process of pillaring agent.

础上对其进行掺杂改性，获得了铜铁复合层柱粘土催化剂。

Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.

磷钨酸和磷钨酸铝为催化剂,用乳酸和酸合成了乳酸。

Its catalytic performance in Heck reaction of iodobenzene with ethyl acrylate was studied.

研究了该催化剂对碘代苯与丙烯酸乙反应的催化性能及循环使用性能。

The synthesis of nerolin bromelia by use of various phase transfer catalysts at different conditionsis studied.

研究了利用多种相转移催化剂不同条件下合成橙花素。

N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.

苯胺和溴乙烷为原料,用四乙氢氧化铵作相转移催化剂,常压下合成N,N二乙苯胺。

The best reaction condition are determined when synthesizing dibutyl maleate by using sloid chloride as catalyst.

提出了固体氯化物为催化剂合成马来酸二的最佳反应条件。

Aluminum propoxide for the Tishchenko condensation of propanal to propyl propionate is prepared from aluminum powder and propanol.

合成出的丙醇铝为催化剂,无水氯化锌为助催化剂,用丙醛一步合成了丙酸丙,收率可达92％,选择性可达93％。

Fe-only hydrogenase can catalyze the reversible reaction of protons and electrons to molecular hydrogen in nature.

对铁氢化酶活性中心进行化学模拟将有可能产生出新型的产氢催化剂。

The performance of this catalyst for the cross-coupling reaction of iodobenzene with acrylic acid was studied.

研究了该催化剂对碘代苯与丙烯酸交叉偶联生成反式-肉桂酸的催化性能。

The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.

研究了硼氢化钾修饰的雷尼镍催化剂催化松油醇加氢制备二氢松油醇的反应。

By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.

环丙甲酸异丙的合成反应中,通过相转移催化剂提高了反应收率。

Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst.

苯胺、邻硝氯苯为原料,采用直接缩合法引入相转移催化剂合成邻硝二苯胺。

Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.

BTEAC(苄三乙氯化铵)为相转移催化剂合成了异烟酸乙。

The catalytic system formed from polymer-supported neodymium complexes shows high catalytic activity and stereospecificity for butadiene polymerization.

聚合物载体-钕络合物催化剂具有很高的催化活性和定向效应.

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

邻苯二胺和糠醛为原料,十六甲三烷溴化铵(CTMAB)为催化剂合成了麦穗宁。

Qualified nickelous, sulfate, nickelous nitrate and nikel monoxide were prepared with waste raney nickel catalyst as raw material.

废雷尼镍催化剂为原料，制备出合格的硫酸镍、硝酸镍和氧化镍。

A catalyst is a substance which speeds up a chemical reaction.

催化剂是一种能加速化学反应的物。

Resinification of furfural on the catalyst was the main cause of deactivation.

树脂化结焦是导致催化剂失活的主要原因。

Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次杂多酸为催化剂采用酯化法合成丙二醇单乙醚乙酸酯。

We imagine using an anticatalyst to "freeze out" any chemical reactions in the system.

可想象利用一种反催化剂使体系内的任意化学反应“冻结”。

CuFe-PILC catalyst was prepared by doping technology during the preparation process of pillaring agent.

在此础上对其进行掺杂改性，获得了铜铁复合层柱粘土催化剂。

Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.

磷钨酸和磷钨酸铝为催化剂,用乳酸和正丁酸合成了乳酸正丁酯。

Its catalytic performance in Heck reaction of iodobenzene with ethyl acrylate was studied.

研究了该催化剂对碘代苯与丙烯酸乙酯反应的催化性能及循环使用性能。

The synthesis of nerolin bromelia by use of various phase transfer catalysts at different conditionsis studied.

研究了利用多种相转移催化剂在不同条件下合成橙花素。

N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.

苯胺和溴乙烷为原料,用四乙化铵作相转移催化剂,在常压下合成N,N二乙苯胺。

The best reaction condition are determined when synthesizing dibutyl maleate by using sloid chloride as catalyst.

提出了固体氯化物为催化剂合成马来酸二丁酯的最佳反应条件。

Aluminum propoxide for the Tishchenko condensation of propanal to propyl propionate is prepared from aluminum powder and propanol.

合成出的丙醇铝为催化剂,无水氯化锌为助催化剂,用丙一步合成了丙酸丙酯,收率可达92％,选择性可达93％。

Fe-only hydrogenase can catalyze the reversible reaction of protons and electrons to molecular hydrogen in nature.

对铁化酶活性中心进行化学模拟将有可能产生出新型的产催化剂。

The performance of this catalyst for the cross-coupling reaction of iodobenzene with acrylic acid was studied.

研究了该催化剂对碘代苯与丙烯酸交叉偶联生成反式-肉桂酸的催化性能。

The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.

研究了硼化钾修饰的雷尼镍催化剂催化松油醇加制备二松油醇的反应。

By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.

在环丙甲酸异丙酯的合成反应中,通过相转移催化剂提高了反应收率。

Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst.

苯胺、邻硝氯苯为原料,采用直接缩合法引入相转移催化剂合成邻硝二苯胺。

Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.

BTEAC(苄三乙氯化铵)为相转移催化剂合成了异烟酸乙酯。

The catalytic system formed from polymer-supported neodymium complexes shows high catalytic activity and stereospecificity for butadiene polymerization.

聚合物载体-钕络合物催化剂具有很高的催化活性和定向效应.

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

邻苯二胺和为原料,十六甲三烷溴化铵(CTMAB)为催化剂合成了麦穗宁。

Qualified nickelous, sulfate, nickelous nitrate and nikel monoxide were prepared with waste raney nickel catalyst as raw material.

废雷尼镍催化剂为原料，制备出合格的硫酸镍、硝酸镍和化镍。

A catalyst is a substance which speeds up a chemical reaction.

催剂是一能加速学反应的物质。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂结焦是导致催剂失活的主要原因。

Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次杂酸为催剂采法合成丙二醇单乙醚乙酸。

We imagine using an anticatalyst to "freeze out" any chemical reactions in the system.

可想象利一反催剂使体系内的任意学反应“冻结”。

CuFe-PILC catalyst was prepared by doping technology during the preparation process of pillaring agent.

在此基础上对其进行掺杂改性，获得了铜铁复合层柱粘土催剂。

Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.

磷钨酸和磷钨酸铝为催剂,乳酸和正丁酸合成了乳酸正丁。

Its catalytic performance in Heck reaction of iodobenzene with ethyl acrylate was studied.

研究了该催剂对碘代苯与丙烯酸乙反应的催性能及循环使性能。

The synthesis of nerolin bromelia by use of various phase transfer catalysts at different conditionsis studied.

研究了利相转移催剂在不同条件下合成橙花素。

N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.

苯胺和溴乙烷为原料,四乙基氢氧铵作相转移催剂,在常压下合成N,N二乙基苯胺。

The best reaction condition are determined when synthesizing dibutyl maleate by using sloid chloride as catalyst.

提出了固体氯物为催剂合成马来酸二丁的最佳反应条件。

Aluminum propoxide for the Tishchenko condensation of propanal to propyl propionate is prepared from aluminum powder and propanol.

合成出的丙醇铝为催剂,无水氯锌为助催剂,丙醛一步合成了丙酸丙,收率可达92％,选择性可达93％。

Fe-only hydrogenase can catalyze the reversible reaction of protons and electrons to molecular hydrogen in nature.

对铁氢酶活性中心进行学模拟将有可能产生出新型的产氢催剂。

The performance of this catalyst for the cross-coupling reaction of iodobenzene with acrylic acid was studied.

研究了该催剂对碘代苯与丙烯酸交叉偶联生成反式-肉桂酸的催性能。

The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.

研究了硼氢钾修饰的雷尼镍催剂催松油醇加氢制备二氢松油醇的反应。

By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.

在环丙甲酸异丙的合成反应中,通过相转移催剂提高了反应收率。

Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst.

苯胺、邻硝基氯苯为原料,采直接缩合法引入相转移催剂合成邻硝基二苯胺。

Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.

BTEAC(苄基三乙基氯铵)为相转移催剂合成了异烟酸乙。

The catalytic system formed from polymer-supported neodymium complexes shows high catalytic activity and stereospecificity for butadiene polymerization.

聚合物载体-钕络合物催剂具有很高的催活性和定向效应.

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

邻苯二胺和糠醛为原料,十六甲基三烷基溴铵(CTMAB)为催剂合成了麦穗宁。

Qualified nickelous, sulfate, nickelous nitrate and nikel monoxide were prepared with waste raney nickel catalyst as raw material.

废雷尼镍催剂为原料，制备出合格的硫酸镍、硝酸镍和氧镍。

A catalyst is a substance which speeds up a chemical reaction.

催化剂是一种加速化学反应的物质。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂化结焦是导致催化剂失活的主要原因。

Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次杂多酸为催化剂采酯化法合成丙二醚酸酯。

We imagine using an anticatalyst to "freeze out" any chemical reactions in the system.

可想象利一种反催化剂使体系内的任意化学反应“冻结”。

CuFe-PILC catalyst was prepared by doping technology during the preparation process of pillaring agent.

在此基础上对其进行掺杂改，获得了铜铁复合层柱粘土催化剂。

Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.

磷钨酸和磷钨酸铝为催化剂,乳酸和正丁酸合成了乳酸正丁酯。

Its catalytic performance in Heck reaction of iodobenzene with ethyl acrylate was studied.

研究了该催化剂对碘代苯与丙烯酸酯反应的催化及循环使。

The synthesis of nerolin bromelia by use of various phase transfer catalysts at different conditionsis studied.

研究了利多种相转移催化剂在不同条件下合成橙花素。

N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.

苯胺和溴烷为原料,四基氢氧化铵作相转移催化剂,在常压下合成N,N二基苯胺。

The best reaction condition are determined when synthesizing dibutyl maleate by using sloid chloride as catalyst.

提出了固体氯化物为催化剂合成马来酸二丁酯的最佳反应条件。

Aluminum propoxide for the Tishchenko condensation of propanal to propyl propionate is prepared from aluminum powder and propanol.

合成出的丙铝为催化剂,无水氯化锌为助催化剂,丙醛一步合成了丙酸丙酯,收率可达92％,选择可达93％。

Fe-only hydrogenase can catalyze the reversible reaction of protons and electrons to molecular hydrogen in nature.

对铁氢化酶活中心进行化学模拟将有可产生出新型的产氢催化剂。

The performance of this catalyst for the cross-coupling reaction of iodobenzene with acrylic acid was studied.

研究了该催化剂对碘代苯与丙烯酸交叉偶联生成反式-肉桂酸的催化。

The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.

研究了硼氢化钾修饰的雷尼镍催化剂催化松油加氢制备二氢松油的反应。

By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.

在环丙甲酸异丙酯的合成反应中,通过相转移催化剂提高了反应收率。

Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst.

苯胺、邻硝基氯苯为原料,采直接缩合法引入相转移催化剂合成邻硝基二苯胺。

Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.

BTEAC(苄基三基氯化铵)为相转移催化剂合成了异烟酸酯。

The catalytic system formed from polymer-supported neodymium complexes shows high catalytic activity and stereospecificity for butadiene polymerization.

聚合物载体-钕络合物催化剂具有很高的催化活和定向效应.

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

邻苯二胺和糠醛为原料,十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁。

Qualified nickelous, sulfate, nickelous nitrate and nikel monoxide were prepared with waste raney nickel catalyst as raw material.

废雷尼镍催化剂为原料，制备出合格的硫酸镍、硝酸镍和氧化镍。

A catalyst is a substance which speeds up a chemical reaction.

催化剂是一种能加速化学反应的物质。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂化结焦是导致催化剂失活的主要原因。

Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次杂多酸为催化剂采用酯化法合成丙二醇单乙醚乙酸酯。

We imagine using an anticatalyst to "freeze out" any chemical reactions in the system.

可想象利用一种反催化剂使体系内的任意化学反应“冻结”。

CuFe-PILC catalyst was prepared by doping technology during the preparation process of pillaring agent.

在此基础上对其进行掺杂改性，获得铜铁复合层柱粘土催化剂。

Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.

磷钨酸和磷钨酸铝为催化剂,用乳酸和正丁酸合成乳酸正丁酯。

Its catalytic performance in Heck reaction of iodobenzene with ethyl acrylate was studied.

研究该催化剂对碘代苯与丙烯酸乙酯反应的催化性能及循环使用性能。

The synthesis of nerolin bromelia by use of various phase transfer catalysts at different conditionsis studied.

研究利用多种相转移催化剂在不同条件下合成橙花素。

N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.

苯胺和溴乙烷为原料,用四乙基氢氧化铵作相转移催化剂,在常压下合成N,N二乙基苯胺。

The best reaction condition are determined when synthesizing dibutyl maleate by using sloid chloride as catalyst.

固体氯化物为催化剂合成马来酸二丁酯的最佳反应条件。

Aluminum propoxide for the Tishchenko condensation of propanal to propyl propionate is prepared from aluminum powder and propanol.

合成的丙醇铝为催化剂,无水氯化锌为助催化剂,用丙醛一步合成丙酸丙酯,收率可达92％,选择性可达93％。

Fe-only hydrogenase can catalyze the reversible reaction of protons and electrons to molecular hydrogen in nature.

对铁氢化酶活性中心进行化学模拟将有可能产生新型的产氢催化剂。

The performance of this catalyst for the cross-coupling reaction of iodobenzene with acrylic acid was studied.

研究该催化剂对碘代苯与丙烯酸交叉偶联生成反式-肉桂酸的催化性能。

The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.

研究硼氢化钾修饰的雷尼镍催化剂催化松油醇加氢制备二氢松油醇的反应。

By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.

在环丙甲酸异丙酯的合成反应中,通过相转移催化剂高反应收率。

Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst.

苯胺、邻硝基氯苯为原料,采用直接缩合法引入相转移催化剂合成邻硝基二苯胺。

Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.

BTEAC(苄基三乙基氯化铵)为相转移催化剂合成异烟酸乙酯。

The catalytic system formed from polymer-supported neodymium complexes shows high catalytic activity and stereospecificity for butadiene polymerization.

聚合物载体-钕络合物催化剂具有很高的催化活性和定向效应.

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

邻苯二胺和糠醛为原料,十六甲基三烷基溴化铵(CTMAB)为催化剂合成麦穗宁。

Qualified nickelous, sulfate, nickelous nitrate and nikel monoxide were prepared with waste raney nickel catalyst as raw material.

废雷尼镍催化剂为原料，制备合格的硫酸镍、硝酸镍和氧化镍。

A catalyst is a substance which speeds up a chemical reaction.

催是一种能加速学反应的物质。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂结焦是导致催失活的主要原因。

Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次杂多酸为催采酯法合成丙二醇单乙醚乙酸酯。

We imagine using an anticatalyst to "freeze out" any chemical reactions in the system.

可想象利一种反催使体系内的任意学反应“冻结”。

CuFe-PILC catalyst was prepared by doping technology during the preparation process of pillaring agent.

在此基础上对其进行掺杂改性，获铁复合层柱粘土催。

Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.

磷钨酸和磷钨酸铝为催,乳酸和正丁酸合成乳酸正丁酯。

Its catalytic performance in Heck reaction of iodobenzene with ethyl acrylate was studied.

研究该催对碘代苯与丙烯酸乙酯反应的催性能及循环使性能。

The synthesis of nerolin bromelia by use of various phase transfer catalysts at different conditionsis studied.

研究利多种相转移催在不同条件下合成橙花素。

N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.

苯胺和溴乙烷为原料,四乙基氢氧铵作相转移催,在常压下合成N,N二乙基苯胺。

The best reaction condition are determined when synthesizing dibutyl maleate by using sloid chloride as catalyst.

提出固体氯物为催合成马来酸二丁酯的最佳反应条件。

Aluminum propoxide for the Tishchenko condensation of propanal to propyl propionate is prepared from aluminum powder and propanol.

合成出的丙醇铝为催,无水氯锌为助催,丙醛一步合成丙酸丙酯,收率可达92％,选择性可达93％。

Fe-only hydrogenase can catalyze the reversible reaction of protons and electrons to molecular hydrogen in nature.

对铁氢酶活性中心进行学模拟将有可能产生出新型的产氢催。

The performance of this catalyst for the cross-coupling reaction of iodobenzene with acrylic acid was studied.

研究该催对碘代苯与丙烯酸交叉偶联生成反式-肉桂酸的催性能。

The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.

研究硼氢钾修饰的雷尼镍催催松油醇加氢制备二氢松油醇的反应。

By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.

在环丙甲酸异丙酯的合成反应中,通过相转移催提高反应收率。

Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst.

苯胺、邻硝基氯苯为原料,采直接缩合法引入相转移催合成邻硝基二苯胺。

Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.

BTEAC(苄基三乙基氯铵)为相转移催合成异烟酸乙酯。

The catalytic system formed from polymer-supported neodymium complexes shows high catalytic activity and stereospecificity for butadiene polymerization.

聚合物载体-钕络合物催具有很高的催活性和定向效应.

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

邻苯二胺和糠醛为原料,十六甲基三烷基溴铵(CTMAB)为催合成麦穗宁。

Qualified nickelous, sulfate, nickelous nitrate and nikel monoxide were prepared with waste raney nickel catalyst as raw material.

废雷尼镍催为原料，制备出合格的硫酸镍、硝酸镍和氧镍。

A catalyst is a substance which speeds up a chemical reaction.

催化剂是一种能加速化学反应的物质。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂化结焦是导致催化剂失活的主要原因。

Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次杂多为催化剂采用酯化法合成丙二醇单乙醚乙酯。

We imagine using an anticatalyst to "freeze out" any chemical reactions in the system.

可想象利用一种反催化剂使体系内的任意化学反应“冻结”。

CuFe-PILC catalyst was prepared by doping technology during the preparation process of pillaring agent.

在此基础上对其进行掺杂，得了铜铁复合层柱粘土催化剂。

Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.

磷钨磷钨铝为催化剂,用正丁合成了正丁酯。

Its catalytic performance in Heck reaction of iodobenzene with ethyl acrylate was studied.

研究了该催化剂对碘代苯与丙烯乙酯反应的催化能及循环使用能。

The synthesis of nerolin bromelia by use of various phase transfer catalysts at different conditionsis studied.

研究了利用多种相转移催化剂在不同条件下合成橙花素。

N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.

苯胺溴乙烷为原料,用四乙基氢氧化铵作相转移催化剂,在常压下合成N,N二乙基苯胺。

The best reaction condition are determined when synthesizing dibutyl maleate by using sloid chloride as catalyst.

提出了固体氯化物为催化剂合成马来二丁酯的最佳反应条件。

Aluminum propoxide for the Tishchenko condensation of propanal to propyl propionate is prepared from aluminum powder and propanol.

合成出的丙醇铝为催化剂,无水氯化锌为助催化剂,用丙醛一步合成了丙丙酯,收率可达92％,选择可达93％。

Fe-only hydrogenase can catalyze the reversible reaction of protons and electrons to molecular hydrogen in nature.

对铁氢化酶活中心进行化学模拟将有可能产生出新型的产氢催化剂。

The performance of this catalyst for the cross-coupling reaction of iodobenzene with acrylic acid was studied.

研究了该催化剂对碘代苯与丙烯交叉偶联生成反式-肉桂的催化能。

The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.

研究了硼氢化钾修饰的雷尼镍催化剂催化松油醇加氢制备二氢松油醇的反应。

By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.

在环丙甲异丙酯的合成反应中,通过相转移催化剂提高了反应收率。

Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst.

苯胺、邻硝基氯苯为原料,采用直接缩合法引入相转移催化剂合成邻硝基二苯胺。

Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.

BTEAC(苄基三乙基氯化铵)为相转移催化剂合成了异烟乙酯。

The catalytic system formed from polymer-supported neodymium complexes shows high catalytic activity and stereospecificity for butadiene polymerization.

聚合物载体-钕络合物催化剂具有很高的催化活定向效应.

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

邻苯二胺糠醛为原料,十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁。

Qualified nickelous, sulfate, nickelous nitrate and nikel monoxide were prepared with waste raney nickel catalyst as raw material.

废雷尼镍催化剂为原料，制备出合格的硫镍、硝镍氧化镍。