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

共沸物中加入氢氧化钠,分离出酚钠盐和苯乙酮。

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，重点介绍了苯酚法，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%的选择性得到了酚的O-烷基化产物。

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酚钾与间溴苯乙酮在醋酸铜催化下以高产率合成。

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应,得到一种酮,这种酮再与乙醇胺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，以苯和乙酸酐原料，在催化剂三氯化铝存在下合成对基苯乙酮，并确定苯，乙酸酐和三氯化铝的最佳摩尔比4: 1: 2，收率86.2%。

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

共沸物中加入钠,分离出酚钠盐和苯乙酮。

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-基香豆素的合成方法，重点介绍了苯酚法，乙酰水杨酸法，水杨酸甲酯法，邻基苯乙酮法。

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烷基试剂,以高产率和100%的转率以及100%的选择性得到了酚的O-烷基产物。

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

间苯基苯乙酮可酚钾与间溴苯乙酮在醋酸铜催下以高产率合成。

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.

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，以甲苯和乙酸酐原料，在催剂三氯铝存在下合成甲基苯乙酮，并确定甲苯，乙酸酐和三氯铝的最佳摩尔比4: 1: 2，收率86.2%。

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

共沸物中加入氢化钠,分离出酚钠盐和乙酮。

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

概述4-羟基香豆素的合成方法，重点介酚法，乙酰水杨酸法，水杨酸甲酯法，邻羟基乙酮法。

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

用溴代乙酮和溴苄烷基化试剂,以高产率和100%的转化率以及100%的选择性得到酚的O-烷基化产物。

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

基乙酮可由酚钾与溴乙酮在醋酸铜催化下以高产率合成。

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，以甲和乙酸酐原料，在催化剂三氯化铝存在下合成对甲基乙酮，并确定甲，乙酸酐和三氯化铝的最佳摩尔比4: 1: 2，收率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,分离出酚钠盐和苯乙酮。

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，重点介绍了苯酚法，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.

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

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

苯氧基苯乙酮可由酚溴苯乙酮在醋酸铜催化下以高产率合成。

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.

由对羟基苯乙酮氯乙酸甲酯反应,得到一种酮,这种酮再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，以甲苯和乙酸酐原料，在催化剂三氯化铝存在下合成对甲基苯乙酮，并确定甲苯，乙酸酐和三氯化铝最佳摩尔比4: 1: 2，收率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,分离出酚钠盐和苯乙酮。

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，重点介绍了苯酚法，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.

用溴代苯乙酮和溴苄烷基化试剂,以高产率和100%的转化率以及100%的选择性得了酚的O-烷基化产物。

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酚钾与间溴苯乙酮在醋酸铜催化下以高产率合成。

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,得酮,这酮再与乙醇胺反应得新的希夫碱。

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

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

共沸物中加入氢氧钠,分离出酚钠乙酮。

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，重点介绍了酚法，乙酰水杨酸法，水杨酸甲酯法，邻羟基乙酮法。

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

用溴代乙酮溴苄烷基试剂,以高产率100%的转率以及100%的选择性得到了酚的O-烷基产物。

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

间氧基乙酮可由酚钾与间溴乙酮在醋酸铜以高产率合成。

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，以甲乙酸酐原料，在剂三氯铝存在合成对甲基乙酮，并确定甲，乙酸酐三氯铝的最佳摩尔比4: 1: 2，收率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,分钠盐和苯乙酮。

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烷基化试剂,以和100%的转化以及100%的选择性得到了的O-烷基化物。

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合成。

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，以甲苯和乙酸酐原料，在催化剂三氯化铝存在下合成对甲基苯乙酮，并确定甲苯，乙酸酐和三氯化铝的最佳摩尔比4: 1: 2，收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,分离出酚钠盐和。

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，重点介绍了酚法，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.

用溴代和溴苄烷基化,高产率和100%的转化率及100%的选择性得到了酚的O-烷基化产物。

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

间氧基可由酚钾与间溴在醋酸铜催化下高产率合成。

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，甲和酸酐原料，在催化三氯化铝存在下合成对甲基，并确定甲，酸酐和三氯化铝的最佳摩尔比4: 1: 2，收率86.2%。

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

共沸物中氧化钠,分离出酚钠盐和乙酮。

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-香豆素的合成方法，重点介绍了酚法，乙酰水杨酸法，水杨酸甲酯法，邻乙酮法。

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

用溴代乙酮和溴苄烷化试剂,以高产率和100%的转化率以及100%的选择性得到了酚的O-烷化产物。

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

间氧乙酮可由酚钾与间溴乙酮在醋酸铜催化下以高产率合成。

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，以甲和乙酸酐原料，在催化剂三氯化铝存在下合成对甲乙酮，并确定甲，乙酸酐和三氯化铝的最佳摩尔比4: 1: 2，收率86.2%。