In stead of using butyl nitrite and absolute ethyl-ether as reagents,in an improved method,cupferron.

本文介绍了以亚硝酸乙酯代替亚硝酸丁酯,用氯苯代替无水乙醚合成铜铁试剂的新工艺。

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,采用直接缩合法转移催化剂合成邻硝基二苯胺。

Mazindol was synthesized by four steps from chlorobenzene and phthalic anhydride in an overall yield of 23.4%.

以氯苯和邻苯二甲酸酐为起始原料，经四步工序合成马哚，总收率为23．4％。

In addition, the subjects who took guanfacine had significantly more somnolence, lightheadedness, and dry mouth than those who took placebo.

另外，服用氯苯乙胍的患者比服用安慰剂的患者有更明显的嗜睡、头昏、口干。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了四种二氯苯甲醛的合成工艺路线,并比较利弊,阐述了对甲苯磺酰氯氯化水解法的优越性。

In the liquor of acetic acid,the catalyzed synthesis of m-chlorobenzoic acid by the reaction of m-chlorobenzal dehyde and potassium bromate was studied.

在醋酸溶液中,以间氯苯甲醛、溴酸钾为原料合成间氯苯甲酸,分别研究了反应温度、反应时间、原料配比、溶剂的用量条件对合成反应的影响,确定了最佳工艺条件。

Objective : A method of HPLC for the determination of complex preparations of guaiphenesin , chlorpheniramine maleate and dextromethorphan hydrobromide has been described Methods : C 18 column , 0.

建立一种采用高效液色谱检测复方制剂中氢溴酸美沙芬、愈创木酚甘油醚和马来酸氯苯那敏含量的方法。

In stead of using butyl nitrite and absolute ethyl-ether as reagents,in an improved method,cupferron.

本文介绍了以亚硝酸乙酯代替亚硝酸丁酯,用氯苯代替无水乙醚铜铁试新工艺。

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邻硝基二苯胺。

Mazindol was synthesized by four steps from chlorobenzene and phthalic anhydride in an overall yield of 23.4%.

以氯苯和邻苯二甲酸酐为起始原料，经四步工序马哚，总收率为23．4％。

In addition, the subjects who took guanfacine had significantly more somnolence, lightheadedness, and dry mouth than those who took placebo.

另外，服用氯苯乙胍患者比服用安慰患者有更明显、头昏、口干等症状。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了四种二氯苯甲醛工艺路线,并比较利弊,阐述了对甲苯磺酰氯氯化水解法优越性。

In the liquor of acetic acid,the catalyzed synthesis of m-chlorobenzoic acid by the reaction of m-chlorobenzal dehyde and potassium bromate was studied.

在醋酸溶液中,以间氯苯甲醛、溴酸钾为原料间氯苯甲酸,分别研究了反应温度、反应时间、原料配比、溶用量等条件对反应影响,确定了最佳工艺条件。

Objective : A method of HPLC for the determination of complex preparations of guaiphenesin , chlorpheniramine maleate and dextromethorphan hydrobromide has been described Methods : C 18 column , 0.

建立一种采用高效液相色谱检测复方制中氢溴酸美沙芬、愈创木酚甘油醚和马来酸氯苯那敏含量方法。

In stead of using butyl nitrite and absolute ethyl-ether as reagents,in an improved method,cupferron.

本文介绍了以亚硝乙代替亚硝,用氯苯代替无水乙醚合成铜铁试剂新工艺。

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。

Mazindol was synthesized by four steps from chlorobenzene and phthalic anhydride in an overall yield of 23.4%.

以氯苯和邻苯二甲酐为起始原料，经四步工序合成马哚，总收率为23．4％。

In addition, the subjects who took guanfacine had significantly more somnolence, lightheadedness, and dry mouth than those who took placebo.

另外，服用氯苯乙胍患者比服用安慰剂患者有更明显嗜睡、头昏、口干等症状。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了四种二氯苯甲醛合成工艺路线,并比较利弊,阐述了对甲苯磺酰氯氯化水解法越性。

In the liquor of acetic acid,the catalyzed synthesis of m-chlorobenzoic acid by the reaction of m-chlorobenzal dehyde and potassium bromate was studied.

在醋溶液中,以间氯苯甲醛、溴钾为原料合成间氯苯甲,分别研究了反应温度、反应时间、原料配比、溶剂用量等条件对合成反应影响,确定了最佳工艺条件。

Objective : A method of HPLC for the determination of complex preparations of guaiphenesin , chlorpheniramine maleate and dextromethorphan hydrobromide has been described Methods : C 18 column , 0.

建立一种采用高效液相色谱检测复方制剂中氢溴美沙芬、愈创木酚甘油醚和马来氯苯那敏含量方法。

In stead of using butyl nitrite and absolute ethyl-ether as reagents,in an improved method,cupferron.

本文介绍了以亚硝酸酯代替亚硝酸丁酯,用氯苯代替无水醚合成铜铁试剂新工艺。

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。

Mazindol was synthesized by four steps from chlorobenzene and phthalic anhydride in an overall yield of 23.4%.

以氯苯和邻苯二甲酸始原料，经四步工序合成马哚，总收率23．4％。

In addition, the subjects who took guanfacine had significantly more somnolence, lightheadedness, and dry mouth than those who took placebo.

另外，服用氯苯患者比服用安慰剂患者有更明显嗜睡、头昏、口干等症状。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了四种二氯苯甲醛合成工艺路线,并比较利弊,阐述了对甲苯磺酰氯氯化水解法优越性。

In the liquor of acetic acid,the catalyzed synthesis of m-chlorobenzoic acid by the reaction of m-chlorobenzal dehyde and potassium bromate was studied.

在醋酸溶液中,以间氯苯甲醛、溴酸钾原料合成间氯苯甲酸,分别研究了反应温度、反应时间、原料配比、溶剂用量等条件对合成反应影响,确定了最佳工艺条件。

Objective : A method of HPLC for the determination of complex preparations of guaiphenesin , chlorpheniramine maleate and dextromethorphan hydrobromide has been described Methods : C 18 column , 0.

建立一种采用高效液相色谱检测复方制剂中氢溴酸美沙芬、愈创木酚甘油醚和马来酸氯苯那敏含量方法。

In stead of using butyl nitrite and absolute ethyl-ether as reagents,in an improved method,cupferron.

本文介绍了酸乙酯代替酸丁酯,用氯苯代替无水乙醚合成铜铁试剂的新工艺。

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

苯胺、邻基氯苯为原料,采用直接缩合法引入相转移催化剂合成邻基二苯胺。

Mazindol was synthesized by four steps from chlorobenzene and phthalic anhydride in an overall yield of 23.4%.

氯苯和邻苯二甲酸酐为起始原料，经四步工序合成马哚，总收率为23．4％。

In addition, the subjects who took guanfacine had significantly more somnolence, lightheadedness, and dry mouth than those who took placebo.

另外，服用氯苯乙胍的患者比服用安慰剂的患者有更明显的嗜睡、头昏、口干等症状。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了四种二氯苯甲醛的合成工艺路线,并比较利弊,阐述了对甲苯磺酰氯氯化水解法的优越性。

In the liquor of acetic acid,the catalyzed synthesis of m-chlorobenzoic acid by the reaction of m-chlorobenzal dehyde and potassium bromate was studied.

在醋酸溶液,氯苯甲醛、溴酸钾为原料合成氯苯甲酸,分别研究了反应温度、反应时、原料配比、溶剂的用量等条件对合成反应的影响,确定了最佳工艺条件。

Objective : A method of HPLC for the determination of complex preparations of guaiphenesin , chlorpheniramine maleate and dextromethorphan hydrobromide has been described Methods : C 18 column , 0.

建立一种采用高效液相色谱检测复方制剂氢溴酸美沙芬、愈创木酚甘油醚和马来酸氯苯那敏含量的方法。

In stead of using butyl nitrite and absolute ethyl-ether as reagents,in an improved method,cupferron.

本文介绍了以亚硝酸乙酯代替亚硝酸丁酯,用氯苯代替无水乙醚合成铜铁新工艺。

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。

Mazindol was synthesized by four steps from chlorobenzene and phthalic anhydride in an overall yield of 23.4%.

以氯苯和邻苯二甲酸酐为起始原料，经四步工序合成马哚，总收率为23．4％。

In addition, the subjects who took guanfacine had significantly more somnolence, lightheadedness, and dry mouth than those who took placebo.

另外，服用氯苯乙胍患者比服用安慰患者有更明显嗜睡、头昏、口干等症状。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了四种二氯苯甲醛合成工艺路线,并比,阐述了对甲苯磺酰氯氯化水解法优越性。

In the liquor of acetic acid,the catalyzed synthesis of m-chlorobenzoic acid by the reaction of m-chlorobenzal dehyde and potassium bromate was studied.

在醋酸溶液中,以间氯苯甲醛、溴酸钾为原料合成间氯苯甲酸,分别研究了反应温度、反应时间、原料配比、溶用量等条件对合成反应影响,确定了最佳工艺条件。

Objective : A method of HPLC for the determination of complex preparations of guaiphenesin , chlorpheniramine maleate and dextromethorphan hydrobromide has been described Methods : C 18 column , 0.

建立一种采用高效液相色谱检测复方制中氢溴酸美沙芬、愈创木酚甘油醚和马来酸氯苯那敏含量方法。

In stead of using butyl nitrite and absolute ethyl-ether as reagents,in an improved method,cupferron.

本文介绍了以亚硝酸乙酯代替亚硝酸丁酯,氯苯代替无水乙醚合成铜铁试剂的新工艺。

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,直接缩合法引入相转移催化剂合成邻硝基苯胺。

Mazindol was synthesized by four steps from chlorobenzene and phthalic anhydride in an overall yield of 23.4%.

以氯苯和邻苯甲酸酐为起始原，经步工序合成马哚，总收率为23．4％。

In addition, the subjects who took guanfacine had significantly more somnolence, lightheadedness, and dry mouth than those who took placebo.

另外，服氯苯乙胍的患者比服安慰剂的患者有更明显的嗜睡、头昏、口干等症状。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了氯苯甲醛的合成工艺路线,并比较利弊,阐述了对甲苯磺酰氯氯化水解法的优越性。

In the liquor of acetic acid,the catalyzed synthesis of m-chlorobenzoic acid by the reaction of m-chlorobenzal dehyde and potassium bromate was studied.

在醋酸溶液中,以间氯苯甲醛、溴酸钾为原合成间氯苯甲酸,分别研究了反应温度、反应时间、原配比、溶剂的量等条件对合成反应的影响,确定了最佳工艺条件。

Objective : A method of HPLC for the determination of complex preparations of guaiphenesin , chlorpheniramine maleate and dextromethorphan hydrobromide has been described Methods : C 18 column , 0.

建立一高效液相色谱检测复方制剂中氢溴酸美沙芬、愈创木酚甘油醚和马来酸氯苯那敏含量的方法。

In stead of using butyl nitrite and absolute ethyl-ether as reagents,in an improved method,cupferron.

本文介绍了以亚硝酸乙酯代替亚硝酸丁酯,用氯苯代替无水乙醚合成铜铁试剂的新艺。

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。

Mazindol was synthesized by four steps from chlorobenzene and phthalic anhydride in an overall yield of 23.4%.

以氯苯和邻苯二甲酸酐起始原料，经序合成马哚，总收率23．4％。

In addition, the subjects who took guanfacine had significantly more somnolence, lightheadedness, and dry mouth than those who took placebo.

，服用氯苯乙胍的患者比服用安慰剂的患者有更明显的嗜睡、头昏、口干等症状。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了种二氯苯甲醛的合成艺路线,并比较利弊,阐述了对甲苯磺酰氯氯化水解法的优越性。

In the liquor of acetic acid,the catalyzed synthesis of m-chlorobenzoic acid by the reaction of m-chlorobenzal dehyde and potassium bromate was studied.

在醋酸溶液中,以间氯苯甲醛、溴酸钾原料合成间氯苯甲酸,分别研究了反应温度、反应时间、原料配比、溶剂的用量等条件对合成反应的影响,确定了最佳艺条件。

Objective : A method of HPLC for the determination of complex preparations of guaiphenesin , chlorpheniramine maleate and dextromethorphan hydrobromide has been described Methods : C 18 column , 0.

建立一种采用高效液相色谱检测复方制剂中氢溴酸美沙芬、愈创木酚甘油醚和马来酸氯苯那敏含量的方法。

In stead of using butyl nitrite and absolute ethyl-ether as reagents,in an improved method,cupferron.

本文介绍了以亚硝酸乙酯代替亚硝酸丁酯,用代替无水乙醚合成铜铁试剂的新工艺。

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

以胺、邻硝基,采用直接缩合法引入相转移催化剂合成邻硝基胺。

Mazindol was synthesized by four steps from chlorobenzene and phthalic anhydride in an overall yield of 23.4%.

以和邻甲酸酐起始，经四步工序合成马哚，总收率23．4％。

In addition, the subjects who took guanfacine had significantly more somnolence, lightheadedness, and dry mouth than those who took placebo.

另外，服用乙胍的患者比服用安慰剂的患者有更明显的嗜睡、头昏、口干等症状。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了四种甲醛的合成工艺路线,并比较利弊,阐述了对甲磺酰化水解法的优越性。

In the liquor of acetic acid,the catalyzed synthesis of m-chlorobenzoic acid by the reaction of m-chlorobenzal dehyde and potassium bromate was studied.

在醋酸溶液中,以间甲醛、溴酸钾合成间甲酸,分别研究了反应温度、反应时间、配比、溶剂的用量等条件对合成反应的影响,确定了最佳工艺条件。

Objective : A method of HPLC for the determination of complex preparations of guaiphenesin , chlorpheniramine maleate and dextromethorphan hydrobromide has been described Methods : C 18 column , 0.

建立一种采用高效液相色谱检测复方制剂中氢溴酸美沙芬、愈创木酚甘油醚和马来酸那敏含量的方法。