The workers’ demand for better conditions was a catalyst for social change.

工人们要求改善工作条件促进了社会变革。

It acts as a catalyst in the process of fermentation.

它在酵过程中起触媒的作用。

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

研究了利用多相转移催化剂在不同条件下合成橙花素。

All of these show that the DHT-1 catalyst can be well matched with the hydrodewaxing catalysts.

以上结果表明，DHT-1与异构降凝剂较好地匹配使用。

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

催化剂是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。

The research on the amino acid by dehydrogenation alkanolamine(s) in catalyst was recommended.

介绍了国内外醇胺催化脱氢制备氨基酸的研究展情况。

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

首次以杂多酸为催化剂采用酯化法合成丙二醇单乙醚乙酸酯。

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。

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

以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。

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剂。

Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。

以正十二醇和氢溴酸为原料,在浓硫酸的催化下,生产溴十二烷。

Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

以工业废氢溴酸(48%)为原料,在浓硫酸存在下,与正辛醇进行反应合成1-溴辛烷。

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

提出了以固体氯化物为催化剂合成马来酸二丁酯的最佳反应条件。

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。

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

以邻苯二胺和糠醛为原料,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁。

To optimize the process of prepartion isorotenone from rotenone by using Lewis acid AlCl3 as catalyst.

为了优化鱼藤酮异构化制备异鱼藤酮的工艺。

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

以苯胺、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.

以BTEAC(苄基三乙基氯化铵)为相转移催化剂合成了异烟酸乙酯。

Dibenzyl sulfoxide and dibenzyl sulfone were synthesized from dibenzyl sulfide oxidated with H 2O 2 without catalyst.

在无催化剂条件下利用过氧化氢氧化二苄基硫醚合成了二苄基亚砜和二苄基砜。

The workers’ demand for better conditions was a catalyst for social change.

工人们要求改善工作条件促进了社会变革。

It acts as a catalyst in the process of fermentation.

它在发酵过程中起媒的作用。

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剂在同条件下合成橙花素。

All of these show that the DHT-1 catalyst can be well matched with the hydrodewaxing catalysts.

以上结果表明，DHT-1能与异构降凝剂较好地匹配使用。

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

剂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剂失活的主要原因。

The research on the amino acid by dehydrogenation alkanolamine(s) in catalyst was recommended.

介绍了国内外醇胺脱氢制备氨基酸的研究发展情况。

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

首次以杂多酸为剂采用酯法合成丙二醇单乙醚乙酸酯。

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,通过相转移剂提高了反应收率。

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

以苯胺和溴乙烷为原料,用四乙基氢铵作相转移剂,在常压下合成N,N二乙基苯胺。

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剂。

Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。

以正十二醇和氢溴酸为原料,在浓硫酸的下,生产溴十二烷。

Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

以工业废氢溴酸(48%)为原料,在浓硫酸存在下,与正辛醇进行反应合成1-溴辛烷。

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

提出了以固体氯物为剂合成马来酸二丁酯的最佳反应条件。

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

研究了该剂对碘代苯与丙烯酸交叉偶联生成反式-肉桂酸的性能。

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

以邻苯二胺和糠醛为原料,以十六甲基三烷基溴铵(CTMAB)为剂合成了麦穗宁。

To optimize the process of prepartion isorotenone from rotenone by using Lewis acid AlCl3 as catalyst.

为了优鱼藤酮异构制备异鱼藤酮的工艺。

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

以苯胺、邻硝基氯苯为原料,采用直接缩合法引入相转移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.

以BTEAC(苄基三乙基氯铵)为相转移剂合成了异烟酸乙酯。

Dibenzyl sulfoxide and dibenzyl sulfone were synthesized from dibenzyl sulfide oxidated with H 2O 2 without catalyst.

在无剂条件下利用过氢二苄基硫醚合成了二苄基亚砜和二苄基砜。

The workers’ demand for better conditions was a catalyst for social change.

工人们要求改善工作条件促进了社会变革。

It acts as a catalyst in the process of fermentation.

它在发酵过程中起触媒的作用。

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。

All of these show that the DHT-1 catalyst can be well matched with the hydrodewaxing catalysts.

以上结果表明，DHT-1能与异构降凝较好地匹配使用。

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。

The research on the amino acid by dehydrogenation alkanolamine(s) in catalyst was recommended.

介绍了国内外醇胺脱制备氨基酸的研究发展情况。

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

首次以杂多酸为采用酯法合成丙二醇单乙醚乙酸酯。

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。

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

以苯胺和溴乙烷为原料,用四乙基氧铵作相转移,在常压下合成N,N二乙基苯胺。

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。

Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。

以正十二醇和溴酸为原料,在浓硫酸的下,生产溴十二烷。

Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

以工业废溴酸(48%)为原料,在浓硫酸存在下,与正辛醇进行反应合成1-溴辛烷。

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

提出了以固体氯物为合成马来酸二丁酯的最佳反应条件。

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

以邻苯二胺和糠醛为原料,以十六甲基三烷基溴铵(CTMAB)为合成了麦穗宁。

To optimize the process of prepartion isorotenone from rotenone by using Lewis acid AlCl3 as catalyst.

为了优鱼藤酮异构制备异鱼藤酮的工艺。

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

以苯胺、邻硝基氯苯为原料,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.

以BTEAC(苄基三乙基氯铵)为相转移合成了异烟酸乙酯。

Dibenzyl sulfoxide and dibenzyl sulfone were synthesized from dibenzyl sulfide oxidated with H 2O 2 without catalyst.

在无条件下利用过氧氧二苄基硫醚合成了二苄基亚砜和二苄基砜。

The workers’ demand for better conditions was a catalyst for social change.

工人们要求改善工条件促进了社会变革。

It acts as a catalyst in the process of fermentation.

它在发酵过程中起触媒。

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。

All of these show that the DHT-1 catalyst can be well matched with the hydrodewaxing catalysts.

以上结果表明，DHT-1能与异构降凝剂较好地匹配使。

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

催化剂是一种能加速化学反应物质。

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主要原因。

The research on the amino acid by dehydrogenation alkanolamine(s) in catalyst was recommended.

介绍了国内外醇胺催化脱氢制备氨基酸研究发展情况。

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

首次以杂多酸为催化剂采酯化法合成丙二醇单乙醚乙酸酯。

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

在环丙甲酸异丙酯合成反应中,通过相转移催化剂提高了反应收率。

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

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

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剂。

Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。

以正十二醇和氢溴酸为原料,在浓硫酸催化下,生产溴十二烷。

Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

以工业废氢溴酸(48%)为原料,在浓硫酸存在下,与正辛醇进行反应合成1-溴辛烷。

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

提出了以固体氯化物为催化剂合成马来酸二丁酯最佳反应条件。

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-肉桂酸催化性能。

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

以邻苯二胺和糠醛为原料,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁。

To optimize the process of prepartion isorotenone from rotenone by using Lewis acid AlCl3 as catalyst.

为了优化鱼藤酮异构化制备异鱼藤酮工艺。

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

以苯胺、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.

以BTEAC(苄基三乙基氯化铵)为相转移催化剂合成了异烟酸乙酯。

Dibenzyl sulfoxide and dibenzyl sulfone were synthesized from dibenzyl sulfide oxidated with H 2O 2 without catalyst.

在无催化剂条件下利过氧化氢氧化二苄基硫醚合成了二苄基亚砜和二苄基砜。

The workers’ demand for better conditions was a catalyst for social change.

工人们要求改善工作条件促进了社会变革。

It acts as a catalyst in the process of fermentation.

它在酵过程中起触媒的作用。

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下合成橙花素。

All of these show that the DHT-1 catalyst can be well matched with the hydrodewaxing catalysts.

以上结果表明，DHT-1能与异构降凝较好地匹配使用。

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。

The research on the amino acid by dehydrogenation alkanolamine(s) in catalyst was recommended.

介绍了国内外醇胺催化脱氢制备氨基酸的研究展情况。

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

首次以杂多酸为催化采用酯化法合成丙二醇单乙醚乙酸酯。

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。

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

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

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

在此基础上其进行掺杂改性，获得了铜铁复合层柱粘土催化。

Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。

以正十二醇和氢溴酸为原料,在浓硫酸的催化下,生产溴十二烷。

Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

以工业废氢溴酸(48%)为原料,在浓硫酸存在下,与正辛醇进行反应合成1-溴辛烷。

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

提出了以固体氯化物为催化合成马来酸二丁酯的最佳反应条件。

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

研究了该催化碘代苯与丙烯酸交叉偶联生成反式-肉桂酸的催化性能。

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

以邻苯二胺和糠醛为原料,以十六甲基三烷基溴化铵(CTMAB)为催化合成了麦穗宁。

To optimize the process of prepartion isorotenone from rotenone by using Lewis acid AlCl3 as catalyst.

为了优化鱼藤酮异构化制备异鱼藤酮的工艺。

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

以苯胺、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.

以BTEAC(苄基三乙基氯化铵)为相转移催化合成了异烟酸乙酯。

Dibenzyl sulfoxide and dibenzyl sulfone were synthesized from dibenzyl sulfide oxidated with H 2O 2 without catalyst.

在无催化条件下利用过氧化氢氧化二苄基硫醚合成了二苄基亚砜和二苄基砜。

The workers’ demand for better conditions was a catalyst for social change.

工人们要求改善工作条件促进了社会变革。

It acts as a catalyst in the process of fermentation.

它在发酵过程中起触媒的作。

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

研究了利相转移催化剂在不同条件下合成橙素。

All of these show that the DHT-1 catalyst can be well matched with the hydrodewaxing catalysts.

以上结果表明，DHT-1能与异构降凝剂较好地匹配使。

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

催化剂是一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。

The research on the amino acid by dehydrogenation alkanolamine(s) in catalyst was recommended.

介绍了国内外醇胺催化脱氢制备氨基酸的研究发展情况。

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

首次以杂酸为催化剂采酯化法合成丙二醇单乙醚乙酸酯。

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。

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

以苯胺和溴乙烷为原料,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。

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剂。

Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。

以正十二醇和氢溴酸为原料,在浓硫酸的催化下,生产溴十二烷。

Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

以工业废氢溴酸(48%)为原料,在浓硫酸存在下,与正辛醇进行反应合成1-溴辛烷。

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

提出了以固体氯化物为催化剂合成马来酸二丁酯的最佳反应条件。

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

以邻苯二胺和糠醛为原料,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁。

To optimize the process of prepartion isorotenone from rotenone by using Lewis acid AlCl3 as catalyst.

为了优化鱼藤酮异构化制备异鱼藤酮的工艺。

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

以苯胺、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.

以BTEAC(苄基三乙基氯化铵)为相转移催化剂合成了异烟酸乙酯。

Dibenzyl sulfoxide and dibenzyl sulfone were synthesized from dibenzyl sulfide oxidated with H 2O 2 without catalyst.

在无催化剂条件下利过氧化氢氧化二苄基硫醚合成了二苄基亚砜和二苄基砜。

The workers’ demand for better conditions was a catalyst for social change.

工人们要求改善工作条件促进社会变革。

It acts as a catalyst in the process of fermentation.

它在发酵过程中起触媒的作用。

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

利用多种相移催化剂在不同条件下合成橙花素。

All of these show that the DHT-1 catalyst can be well matched with the hydrodewaxing catalysts.

以上结果表明，DHT-1能与异构降凝剂较好地匹配使用。

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。

The research on the amino acid by dehydrogenation alkanolamine(s) in catalyst was recommended.

介绍国内外醇胺催化脱氢制备氨基酸的发展情况。

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

首次以杂多酸为催化剂采用酯化法合成丙二醇单乙醚乙酸酯。

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,通过相移催化剂提高反应收率。

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

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

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。

Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。

以正十二醇和氢溴酸为原料,在浓硫酸的催化下,生产溴十二烷。

Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

以工业废氢溴酸(48%)为原料,在浓硫酸存在下,与正辛醇进行反应合成1-溴辛烷。

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

提出以固体氯化物为催化剂合成马来酸二丁酯的最佳反应条件。

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

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

以邻苯二胺和糠醛为原料,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成麦穗宁。

To optimize the process of prepartion isorotenone from rotenone by using Lewis acid AlCl3 as catalyst.

为优化鱼藤酮异构化制备异鱼藤酮的工艺。

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

以苯胺、邻硝基氯苯为原料,采用直接缩合法引入相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.

以BTEAC(苄基三乙基氯化铵)为相移催化剂合成异烟酸乙酯。

Dibenzyl sulfoxide and dibenzyl sulfone were synthesized from dibenzyl sulfide oxidated with H 2O 2 without catalyst.

在无催化剂条件下利用过氧化氢氧化二苄基硫醚合成二苄基亚砜和二苄基砜。

The workers’ demand for better conditions was a catalyst for social change.

工人们要求改善工作条件促进了社会变革。

It acts as a catalyst in the process of fermentation.

它在发酵过程中起触媒的作用。

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橙花素。

All of these show that the DHT-1 catalyst can be well matched with the hydrodewaxing catalysts.

以上结果表明，DHT-1能与异构降凝剂较好地匹配使用。

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。

The research on the amino acid by dehydrogenation alkanolamine(s) in catalyst was recommended.

介绍了国内外醇胺催化脱氢制备基酸的研究发展情况。

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

首次以杂多酸为催化剂采用酯化法丙二醇单乙醚乙酸酯。

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反应中,通过相转移催化剂提高了反应收率。

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

以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N,N二乙基苯胺。

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，获得了铜铁复层柱粘土催化剂。

Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。

以正十二醇和氢溴酸为原料,在浓硫酸的催化下,生产溴十二烷。

Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

以工业废氢溴酸(48%)为原料,在浓硫酸存在下,与正辛醇进行反应1-溴辛烷。

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

提出了以固体氯化物为催化剂马来酸二丁酯的最佳反应条件。

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反式-肉桂酸的催化性能。

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

以邻苯二胺和糠醛为原料,以十六甲基三烷基溴化铵(CTMAB)为催化剂了麦穗宁。

To optimize the process of prepartion isorotenone from rotenone by using Lewis acid AlCl3 as catalyst.

为了优化鱼藤酮异构化制备异鱼藤酮的工艺。

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

以苯胺、邻硝基氯苯为原料,采用直接缩法引入相转移催化剂邻硝基二苯胺。

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

以BTEAC(苄基三乙基氯化铵)为相转移催化剂了异烟酸乙酯。

Dibenzyl sulfoxide and dibenzyl sulfone were synthesized from dibenzyl sulfide oxidated with H 2O 2 without catalyst.

在无催化剂条件下利用过氧化氢氧化二苄基硫醚了二苄基亚砜和二苄基砜。

The workers’ demand for better conditions was a catalyst for social change.

工人们要求改善工件促进了社会变革。

It acts as a catalyst in the process of fermentation.

它在发酵过程中起触媒的用。

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件下合成橙花素。

All of these show that the DHT-1 catalyst can be well matched with the hydrodewaxing catalysts.

以上结果表明，DHT-1能与异构降凝较好地匹配使用。

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。

The research on the amino acid by dehydrogenation alkanolamine(s) in catalyst was recommended.

介绍了国内外醇胺脱氢制备氨基酸的研究发展情况。

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

首次以杂多酸为采用酯法合成丙二醇单乙醚乙酸酯。

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。

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

以苯胺和溴乙烷为原料,用四乙基氢氧铵相转移,在常压下合成N,N二乙基苯胺。

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。

Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。

以正十二醇和氢溴酸为原料,在浓硫酸的下,生产溴十二烷。

Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

以工业废氢溴酸(48%)为原料,在浓硫酸存在下,与正辛醇进行反应合成1-溴辛烷。

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

提出了以固体氯物为合成马来酸二丁酯的最佳反应件。

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

以邻苯二胺和糠醛为原料,以十六甲基三烷基溴铵(CTMAB)为合成了麦穗宁。

To optimize the process of prepartion isorotenone from rotenone by using Lewis acid AlCl3 as catalyst.

为了优鱼藤酮异构制备异鱼藤酮的工艺。

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

以苯胺、邻硝基氯苯为原料,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.

以BTEAC(苄基三乙基氯铵)为相转移合成了异烟酸乙酯。

Dibenzyl sulfoxide and dibenzyl sulfone were synthesized from dibenzyl sulfide oxidated with H 2O 2 without catalyst.

在无件下利用过氧氢氧二苄基硫醚合成了二苄基亚砜和二苄基砜。