Sodium phenolate and acetophenone can be obtained by adding sodium hydrate into azeotrope.

共沸物中加入氢氧化钠,分离出钠盐和酮。

Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.

间氧酮可由钾与间溴酮在醋酸铜催化下高产合成。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟香豆素的合成方法，重点介绍了法，酰水杨酸法，水杨酸甲酯法，邻羟酮法。

The phenols were O-alkylated with 100% conversion and 100% selectivities using phenacyl bromide and benzyl bromide as alkylating reagents.

用溴代酮和溴苄为烷化试剂,高产和100%的转化100%的选择性得到了的O-烷化产物。

P-hydroxyacetophenone combined with methyl chloroacetate can get a new acetonate.This new acetonate combined with another compound-ethanolamine and get a new schiff base.

由对羟酮与氯酸甲酯反应,得到一种酮,这种酮再与醇胺反应得到一种新的希夫碱。

Firstly, p-methylacetophenone was obtained in the presence of alchlor as the catalyst, and the optimum condition was 4:1:2 in molar ratio for toluene, acetic anhydride and alchlor with yield of 86.2%.

首先，甲和酸酐为原料，在催化剂三氯化铝存在下合成对甲酮，并确定甲，酸酐和三氯化铝的最佳摩尔比为4: 1: 2，收为86.2%。

Sodium phenolate and acetophenone can be obtained by adding sodium hydrate into azeotrope.

中加入氢氧化钠,分离出钠盐和苯乙。

Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.

间苯氧基苯乙可由钾间溴苯乙在醋酸铜催化下以高产率合成。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟基香豆素的合成方法，重点介绍了苯法，乙酰水杨酸法，水杨酸甲酯法，邻羟基苯乙法。

The phenols were O-alkylated with 100% conversion and 100% selectivities using phenacyl bromide and benzyl bromide as alkylating reagents.

用溴代苯乙和溴苄为烷基化试剂,以高产率和100%的转化率以及100%的选择性得到了的O-烷基化产。

P-hydroxyacetophenone combined with methyl chloroacetate can get a new acetonate.This new acetonate combined with another compound-ethanolamine and get a new schiff base.

由对羟基苯乙乙酸甲酯反应,得到一种,这种再乙醇胺反应得到一种新的希夫碱。

Firstly, p-methylacetophenone was obtained in the presence of alchlor as the catalyst, and the optimum condition was 4:1:2 in molar ratio for toluene, acetic anhydride and alchlor with yield of 86.2%.

首先，以甲苯和乙酸酐为原料，在催化剂三化铝存在下合成对甲基苯乙，并确定甲苯，乙酸酐和三化铝的最佳摩尔比为4: 1: 2，收率为86.2%。

Sodium phenolate and acetophenone can be obtained by adding sodium hydrate into azeotrope.

共沸物中加入氢氧化钠,分离出钠盐和苯乙酮。

Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.

间苯氧基苯乙酮可由钾与间苯乙酮在醋酸铜催化下以高产。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟基香豆素的方法，重点介绍了苯法，乙酰水杨酸法，水杨酸甲酯法，邻羟基苯乙酮法。

The phenols were O-alkylated with 100% conversion and 100% selectivities using phenacyl bromide and benzyl bromide as alkylating reagents.

代苯乙酮和苄为烷基化试剂,以高产和100%的转化以及100%的选择性得到了的O-烷基化产物。

P-hydroxyacetophenone combined with methyl chloroacetate can get a new acetonate.This new acetonate combined with another compound-ethanolamine and get a new schiff base.

由对羟基苯乙酮与氯乙酸甲酯反应,得到一种酮,这种酮再与乙醇胺反应得到一种新的希夫碱。

Firstly, p-methylacetophenone was obtained in the presence of alchlor as the catalyst, and the optimum condition was 4:1:2 in molar ratio for toluene, acetic anhydride and alchlor with yield of 86.2%.

首先，以甲苯和乙酸酐为原料，在催化剂三氯化铝存在下对甲基苯乙酮，并确定甲苯，乙酸酐和三氯化铝的最佳摩尔比为4: 1: 2，收为86.2%。

Sodium phenolate and acetophenone can be obtained by adding sodium hydrate into azeotrope.

共沸物中加入氢氧钠,分离出钠盐和。

Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.

间氧基可由钾与间溴在醋酸铜催下以高产率合成。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟基香豆素的合成方法，重点介绍了法，酰水杨酸法，水杨酸甲酯法，邻羟基法。

The phenols were O-alkylated with 100% conversion and 100% selectivities using phenacyl bromide and benzyl bromide as alkylating reagents.

用溴代和溴苄为烷基,以高产率和100%的转率以及100%的选择性得到了的O-烷基产物。

P-hydroxyacetophenone combined with methyl chloroacetate can get a new acetonate.This new acetonate combined with another compound-ethanolamine and get a new schiff base.

由对羟基与氯酸甲酯反应,得到一种,这种再与醇胺反应得到一种新的希夫碱。

Firstly, p-methylacetophenone was obtained in the presence of alchlor as the catalyst, and the optimum condition was 4:1:2 in molar ratio for toluene, acetic anhydride and alchlor with yield of 86.2%.

首先，以甲和酸酐为原料，在催三氯铝存在下合成对甲基，并确定甲，酸酐和三氯铝的最佳摩尔比为4: 1: 2，收率为86.2%。

Sodium phenolate and acetophenone can be obtained by adding sodium hydrate into azeotrope.

共沸物中加入氢氧钠,分离出钠盐和。

Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.

间氧基可由钾与间溴在醋酸铜催下高产合成。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟基香豆素的合成方法，重点介绍了法，酰水杨酸法，水杨酸甲酯法，邻羟基法。

The phenols were O-alkylated with 100% conversion and 100% selectivities using phenacyl bromide and benzyl bromide as alkylating reagents.

用溴代和溴苄为烷基试剂,高产和100%的转及100%的选择性得到了的O-烷基产物。

P-hydroxyacetophenone combined with methyl chloroacetate can get a new acetonate.This new acetonate combined with another compound-ethanolamine and get a new schiff base.

由对羟基与氯酸甲酯反应,得到一种,这种再与醇胺反应得到一种新的希夫碱。

Firstly, p-methylacetophenone was obtained in the presence of alchlor as the catalyst, and the optimum condition was 4:1:2 in molar ratio for toluene, acetic anhydride and alchlor with yield of 86.2%.

首先，甲和酸酐为原料，在催剂三氯铝存在下合成对甲基，并确定甲，酸酐和三氯铝的最佳摩尔比为4: 1: 2，收为86.2%。

Sodium phenolate and acetophenone can be obtained by adding sodium hydrate into azeotrope.

共沸物中加入氢氧化钠,分离出钠盐和苯酮。

Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.

间苯氧基苯酮可由钾与间溴苯酮在醋铜催化下以高产率合成。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟基香豆素的合成方法，重点介绍了苯法，酰水杨法，水杨酯法，邻羟基苯酮法。

The phenols were O-alkylated with 100% conversion and 100% selectivities using phenacyl bromide and benzyl bromide as alkylating reagents.

用溴代苯酮和溴苄为烷基化试剂,以高产率和100%的转化率以及100%的选择性得到了的O-烷基化产物。

P-hydroxyacetophenone combined with methyl chloroacetate can get a new acetonate.This new acetonate combined with another compound-ethanolamine and get a new schiff base.

由对羟基苯酮与氯酯反应,得到一种酮,这种酮再与醇胺反应得到一种新的希夫碱。

Firstly, p-methylacetophenone was obtained in the presence of alchlor as the catalyst, and the optimum condition was 4:1:2 in molar ratio for toluene, acetic anhydride and alchlor with yield of 86.2%.

首先，以苯和酐为原料，在催化剂三氯化铝存在下合成对基苯酮，并确定苯，酐和三氯化铝的最佳摩尔比为4: 1: 2，收率为86.2%。

Sodium phenolate and acetophenone can be obtained by adding sodium hydrate into azeotrope.

共沸物中加入氢氧化钠,分离出钠盐和苯。

Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.

苯氧基苯可由钾与溴苯在醋酸铜催化下以高产率合成。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟基香豆素的合成方法，重点介绍了苯法，酰水杨酸法，水杨酸甲酯法，邻羟基苯法。

The phenols were O-alkylated with 100% conversion and 100% selectivities using phenacyl bromide and benzyl bromide as alkylating reagents.

用溴代苯和溴苄为烷基化试剂,以高产率和100%的转化率以及100%的选到了的O-烷基化产物。

P-hydroxyacetophenone combined with methyl chloroacetate can get a new acetonate.This new acetonate combined with another compound-ethanolamine and get a new schiff base.

由对羟基苯与氯酸甲酯反应,到一种,这种再与醇胺反应到一种新的希夫碱。

Firstly, p-methylacetophenone was obtained in the presence of alchlor as the catalyst, and the optimum condition was 4:1:2 in molar ratio for toluene, acetic anhydride and alchlor with yield of 86.2%.

首先，以甲苯和酸酐为原料，在催化剂三氯化铝存在下合成对甲基苯，并确定甲苯，酸酐和三氯化铝的最佳摩尔比为4: 1: 2，收率为86.2%。

Sodium phenolate and acetophenone can be obtained by adding sodium hydrate into azeotrope.

共沸物中加入氢氧化钠,分离出钠盐和苯乙酮。

Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.

间苯氧基苯乙酮可由钾与间苯乙酮在醋酸铜催化下以高成。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟基香豆素的成方法，重点介绍了苯法，乙酰水杨酸法，水杨酸甲酯法，邻羟基苯乙酮法。

The phenols were O-alkylated with 100% conversion and 100% selectivities using phenacyl bromide and benzyl bromide as alkylating reagents.

苯乙酮和苄为烷基化试剂,以高和100%的转化以及100%的选择性得到了的O-烷基化物。

P-hydroxyacetophenone combined with methyl chloroacetate can get a new acetonate.This new acetonate combined with another compound-ethanolamine and get a new schiff base.

由对羟基苯乙酮与氯乙酸甲酯反应,得到一种酮,这种酮再与乙醇胺反应得到一种新的希夫碱。

Firstly, p-methylacetophenone was obtained in the presence of alchlor as the catalyst, and the optimum condition was 4:1:2 in molar ratio for toluene, acetic anhydride and alchlor with yield of 86.2%.

首先，以甲苯和乙酸酐为原料，在催化剂三氯化铝存在下成对甲基苯乙酮，并确定甲苯，乙酸酐和三氯化铝的最佳摩尔比为4: 1: 2，收为86.2%。

Sodium phenolate and acetophenone can be obtained by adding sodium hydrate into azeotrope.

共沸物中加入氢氧化钠,分离出钠盐和苯乙酮。

Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.

间苯氧基苯乙酮可由钾与间溴苯乙酮在醋酸铜催化下以高产率合成。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟基香合成方法，重点介绍了苯法，乙酰水杨酸法，水杨酸法，邻羟基苯乙酮法。

The phenols were O-alkylated with 100% conversion and 100% selectivities using phenacyl bromide and benzyl bromide as alkylating reagents.

用溴代苯乙酮和溴苄为烷基化试剂,以高产率和100%转化率以及100%选择性得到了O-烷基化产物。

P-hydroxyacetophenone combined with methyl chloroacetate can get a new acetonate.This new acetonate combined with another compound-ethanolamine and get a new schiff base.

由对羟基苯乙酮与氯乙酸反应,得到一种酮,这种酮再与乙醇胺反应得到一种新希夫碱。

Firstly, p-methylacetophenone was obtained in the presence of alchlor as the catalyst, and the optimum condition was 4:1:2 in molar ratio for toluene, acetic anhydride and alchlor with yield of 86.2%.

首先，以苯和乙酸酐为原料，在催化剂三氯化铝存在下合成对基苯乙酮，并确定苯，乙酸酐和三氯化铝最佳摩尔比为4: 1: 2，收率为86.2%。