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4-羟基香豆素的合成方法，重点介绍苯酚法，乙酰酸法，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,一种酮,这种酮再与乙醇胺反应一种新的希夫碱。

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。

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.

苯乙酮和苄烷基化试剂,以和100%的转化以及100%的选择性得到了酚的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酚钾与间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.

共沸物中加入氢氧钠,分离出酚钠盐和酮。

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.

用溴代酮和溴苄烷试剂,以高产和100%的以及100%的选择性得到了酚的O-烷产物。

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

间氧酮可由酚钾与间溴酮在醋酸铜催下以高产合成。

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，以甲和酸酐原料，在催剂三氯铝存在下合成对甲酮，并确定甲，酸酐和三氯铝的最佳摩尔比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,分离出酚钠盐和苯乙。

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.

间苯氧基苯乙可由酚钾与间溴苯乙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.

由对羟基苯乙与氯乙酸甲酯反应,得到一,再与乙醇胺反应得到一新的希夫碱。

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，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.

共沸物中加入氢氧化钠,分离出钠盐和苯乙酮。

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

概述4-羟基香豆素的合成方法，重点介绍苯法，乙酰杨法，杨甲酯法，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钾与间溴苯乙酮在醋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甲酯反应,得一种酮,这种酮再与乙醇胺反应得一种新的希夫碱。

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,分离出酚钠盐苯乙。

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，重点介绍了苯酚法，乙酰水杨酸法，水杨酸甲酯法，邻羟苯乙法。

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

用代苯乙苄烷剂,以高产率100%的转率以及100%的选择性得到了酚的O-烷产物。

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

间苯氧苯乙可由酚钾与间苯乙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.

由对羟苯乙与氯乙酸甲酯反应,得到一种,这种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，以甲苯乙酸酐原料，在催剂三氯铝存在下合成对甲苯乙，并确定甲苯，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.

物中加入氢氧化钠,分离出酚钠盐和苯酮。

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，酰水杨酸法，水杨酸甲酯法，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.

间苯氧基苯酮可由酚钾间溴苯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.

由对羟基苯酮酸甲酯反应,得到一种酮,这种酮再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，以甲苯和酸酐原料，在催化剂三化铝存在下合成对甲基苯酮，并确定甲苯，酸酐和三化铝的最佳摩尔比4: 1: 2，收率86.2%。

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

物中加入氢氧化钠,分离出酚钠盐和苯酮。

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，酰水杨酸法，水杨酸甲酯法，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.

间苯氧基苯酮可由酚钾间溴苯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.

由对羟基苯酮酸甲酯反应,得到一种酮,这种酮再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，以甲苯和酸酐原料，在催化剂三化铝存在下合成对甲基苯酮，并确定甲苯，酸酐和三化铝的最佳摩尔比4: 1: 2，收率86.2%。