The content of senegenin and glycyrrhizic acid were determined by RP-HPLC.

应用高效液相色谱法测定制远志中远志皂苷和甘草酸含量。

To establish a RP-HPLC method for the determination of liquiritin and glycyrrhizic acid in preserved fruit.

建立用RP-HPLC法同时测定果脯中甘草苷和甘草酸含量的方法。

Objective:To observe the clinical effect and safety of diammonium glycyrrhetate(DG) in the treatment of psoriasis vulgaris.

观察甘草酸二铵治疗寻常型银屑病的临床疗效和安全性。

ResultsAtractylodes macrocephala Koidz.transection structure fiber synanthrin,crystalline calcium oxalate,cork cell and stone cell can be regarded as identification character.

结果白术根茎横切面结构、纤维、菊糖、草酸钙针晶、木栓细胞、石细胞均可作为特征。

After the precursor's thermal decomposition under the protection of nitrogen,a kind of nonstoichiometric titanium oxide can be prepared.

用钛粉和草酸反应制得前驱物,氮气保护下600℃热分解前驱物制备了一学计量钛氧物。

Objective:HPLC was used to determine the contents of glycyrrhizic acid,isoliquiritin and isoliquiritigenin in compound liquorice tablets quantitatively.

建立复方甘草片中甘草酸、异甘草苷和异苷草素的含量定量分析的高效液相色谱(HPLC)方法。

This paper studied the production of vanillin and vanillic acid from isoeugenol or ferulic acid by enzymatic and microbial methods.

本文主要对酶转法和微生物转的方法转异丁香酚或者阿魏酸生产香草酸和香兰素进行了研究。

A new method for the synthesis of 1 methyl 3 propylpyrazole 5 carboxlic acid from 2 pentanone and diethyl oxalate is reported.

以2-戊酮和草酸二乙酯为起始原料,经缩合、与甲基肼环合、水解等三个步骤合成了1-甲基-3-丙基吡唑-5-羧酸。

This article introduces that using mixed acid of nitric acid and sulfuric acid, beet waste-slag produces industrial product oxalic acid by ordinary pressure hydrocarbonylation.

本文介绍利用硝硫混酸常压氧法，把甜菜废渣制成工业品草酸。

Sucrose content in fruits had positive correlation with sorbitol.There were significant positive correlations between malate and citrate, and between quinate and shikimate in fruits.

蔗糖和山梨醇之间,苹果酸与柠檬酸之间及奎宁酸与莽草酸之间呈显著的正相关关系。

This paper reports the improvement on the synthesis of 5 methylisoxazol 3 formamide by Claisen condensation of diethyl oxalacetate followed by cyclization and ammonolysis.

讨论了以草酸二乙酯为原料,经过克莱森缩合、环合、氨解反应合成5甲基异唑3甲酰胺工艺的改进。

Oxalic acid is one of nature's most highly oxidized organic compounds, and the accumulation of oxalate in the body can cause various pathological disorders, including urolithiasis, hyperoxaluria, etc.

草酸是一高毒性合物，它体内的蓄积可引起各病理状态，包括肾结石、高草酸尿症等。

The content of senegenin and glycyrrhizic acid were determined by RP-HPLC.

应用高效液相色谱法测定制远志中远志皂甘酸含量。

To establish a RP-HPLC method for the determination of liquiritin and glycyrrhizic acid in preserved fruit.

建立用RP-HPLC法同时测定果脯中甘甘酸含量的方法。

Objective:To observe the clinical effect and safety of diammonium glycyrrhetate(DG) in the treatment of psoriasis vulgaris.

观察甘酸二铵治疗寻常型银屑病的临床疗效安全性。

ResultsAtractylodes macrocephala Koidz.transection structure fiber synanthrin,crystalline calcium oxalate,cork cell and stone cell can be regarded as identification character.

结果白术根茎横切面结构、纤维、菊糖、酸钙针晶、木栓细胞、石细胞均可作为其鉴别特征。

After the precursor's thermal decomposition under the protection of nitrogen,a kind of nonstoichiometric titanium oxide can be prepared.

用钛粉酸反应制得前驱物,氮气保护下600℃热分解前驱物制备了一种非化学计量钛氧化物。

Objective:HPLC was used to determine the contents of glycyrrhizic acid,isoliquiritin and isoliquiritigenin in compound liquorice tablets quantitatively.

建立复方甘片中甘酸、甘素的含量定量分析的高效液相色谱(HPLC)方法。

This paper studied the production of vanillin and vanillic acid from isoeugenol or ferulic acid by enzymatic and microbial methods.

本文主要对酶转化法微生物转化的方法转化酚或者阿魏酸生产酸兰素进行了研究。

A new method for the synthesis of 1 methyl 3 propylpyrazole 5 carboxlic acid from 2 pentanone and diethyl oxalate is reported.

以2-戊酮酸二乙酯为起始原料,经缩合、与甲基肼环合、水解等三个步骤合成了1-甲基-3-丙基吡唑-5-羧酸。

This article introduces that using mixed acid of nitric acid and sulfuric acid, beet waste-slag produces industrial product oxalic acid by ordinary pressure hydrocarbonylation.

本文介绍利用硝硫混酸常压氧化法，把甜菜废渣制成工业品酸。

Sucrose content in fruits had positive correlation with sorbitol.There were significant positive correlations between malate and citrate, and between quinate and shikimate in fruits.

蔗糖山梨醇之间,苹果酸与柠檬酸之间及奎宁酸与莽酸之间呈显著的正相关关系。

This paper reports the improvement on the synthesis of 5 methylisoxazol 3 formamide by Claisen condensation of diethyl oxalacetate followed by cyclization and ammonolysis.

讨论了以酸二乙酯为原料,经过克莱森缩合、环合、氨解反应合成5甲基唑3甲酰胺工艺的改进。

Oxalic acid is one of nature's most highly oxidized organic compounds, and the accumulation of oxalate in the body can cause various pathological disorders, including urolithiasis, hyperoxaluria, etc.

酸是一种高毒性化合物，它体内的蓄积可引起各种病理状态，包括肾结石、高酸尿症等。

The content of senegenin and glycyrrhizic acid were determined by RP-HPLC.

高效液相色谱法测定制远志中远志皂苷和甘草酸含量。

To establish a RP-HPLC method for the determination of liquiritin and glycyrrhizic acid in preserved fruit.

建立RP-HPLC法同时测定果脯中甘草苷和甘草酸含量的方法。

Objective:To observe the clinical effect and safety of diammonium glycyrrhetate(DG) in the treatment of psoriasis vulgaris.

观察甘草酸二铵治疗寻常型银屑病的临床疗效和安全性。

ResultsAtractylodes macrocephala Koidz.transection structure fiber synanthrin,crystalline calcium oxalate,cork cell and stone cell can be regarded as identification character.

结果白术根茎横切面结构、纤维、菊糖、草酸钙针晶、木栓细胞、石细胞均可作为其鉴别特征。

After the precursor's thermal decomposition under the protection of nitrogen,a kind of nonstoichiometric titanium oxide can be prepared.

钛粉和草酸反制得前驱物,氮气保护下600℃热分解前驱物制备了一种非化学计量钛氧化物。

Objective:HPLC was used to determine the contents of glycyrrhizic acid,isoliquiritin and isoliquiritigenin in compound liquorice tablets quantitatively.

建立复方甘草片中甘草酸、异甘草苷和异苷草素的含量定量分析的高效液相色谱(HPLC)方法。

This paper studied the production of vanillin and vanillic acid from isoeugenol or ferulic acid by enzymatic and microbial methods.

本文主要对酶转化法和微生物转化的方法转化异丁香酚或者阿魏酸生产香草酸和香兰素进行了研究。

A new method for the synthesis of 1 methyl 3 propylpyrazole 5 carboxlic acid from 2 pentanone and diethyl oxalate is reported.

以2-戊酮和草酸二乙酯为起始原料,经、甲基肼环、水解等三个步骤成了1-甲基-3-丙基吡唑-5-羧酸。

This article introduces that using mixed acid of nitric acid and sulfuric acid, beet waste-slag produces industrial product oxalic acid by ordinary pressure hydrocarbonylation.

本文介绍利硝硫混酸常压氧化法，把甜菜废渣制成工业品草酸。

Sucrose content in fruits had positive correlation with sorbitol.There were significant positive correlations between malate and citrate, and between quinate and shikimate in fruits.

蔗糖和山梨醇之间,苹果酸柠檬酸之间及奎宁酸莽草酸之间呈显著的正相关关系。

This paper reports the improvement on the synthesis of 5 methylisoxazol 3 formamide by Claisen condensation of diethyl oxalacetate followed by cyclization and ammonolysis.

讨论了以草酸二乙酯为原料,经过克莱森、环、氨解反成5甲基异唑3甲酰胺工艺的改进。

Oxalic acid is one of nature's most highly oxidized organic compounds, and the accumulation of oxalate in the body can cause various pathological disorders, including urolithiasis, hyperoxaluria, etc.

草酸是一种高毒性化物，它体内的蓄积可引起各种病理状态，包括肾结石、高草酸尿症等。

The content of senegenin and glycyrrhizic acid were determined by RP-HPLC.

应用高效液法测定制远志中远志皂苷和甘草酸含量。

To establish a RP-HPLC method for the determination of liquiritin and glycyrrhizic acid in preserved fruit.

建立用RP-HPLC法同时测定果脯中甘草苷和甘草酸含量的方法。

Objective:To observe the clinical effect and safety of diammonium glycyrrhetate(DG) in the treatment of psoriasis vulgaris.

观察甘草酸二铵治疗寻常型银屑病的临床疗效和安全性。

ResultsAtractylodes macrocephala Koidz.transection structure fiber synanthrin,crystalline calcium oxalate,cork cell and stone cell can be regarded as identification character.

结果白术根茎横切面结构、纤维、菊糖、草酸钙针晶、木栓细胞、石细胞均可作其鉴别特征。

After the precursor's thermal decomposition under the protection of nitrogen,a kind of nonstoichiometric titanium oxide can be prepared.

用钛粉和草酸反应制得前驱物,氮气保护下600℃热分解前驱物制备了一种非化学计量钛氧化物。

Objective:HPLC was used to determine the contents of glycyrrhizic acid,isoliquiritin and isoliquiritigenin in compound liquorice tablets quantitatively.

建立复方甘草片中甘草酸、异甘草苷和异苷草素的含量定量分析的高效液(HPLC)方法。

This paper studied the production of vanillin and vanillic acid from isoeugenol or ferulic acid by enzymatic and microbial methods.

本文主要对酶转化法和微生物转化的方法转化异丁香酚或者阿魏酸生产香草酸和香兰素进行了研究。

A new method for the synthesis of 1 methyl 3 propylpyrazole 5 carboxlic acid from 2 pentanone and diethyl oxalate is reported.

以2-戊酮和草酸二乙酯原料,经缩合、与甲基肼环合、水解等三个步骤合成了1-甲基-3-丙基吡唑-5-羧酸。

This article introduces that using mixed acid of nitric acid and sulfuric acid, beet waste-slag produces industrial product oxalic acid by ordinary pressure hydrocarbonylation.

本文介绍利用硝硫混酸常压氧化法，把甜菜废渣制成工业品草酸。

Sucrose content in fruits had positive correlation with sorbitol.There were significant positive correlations between malate and citrate, and between quinate and shikimate in fruits.

蔗糖和山梨醇之间,苹果酸与柠檬酸之间及奎宁酸与莽草酸之间呈显著的正关关系。

This paper reports the improvement on the synthesis of 5 methylisoxazol 3 formamide by Claisen condensation of diethyl oxalacetate followed by cyclization and ammonolysis.

讨论了以草酸二乙酯原料,经过克莱森缩合、环合、氨解反应合成5甲基异唑3甲酰胺工艺的改进。

Oxalic acid is one of nature's most highly oxidized organic compounds, and the accumulation of oxalate in the body can cause various pathological disorders, including urolithiasis, hyperoxaluria, etc.

草酸是一种高毒性化合物，它体内的蓄积可引各种病理状态，包括肾结石、高草酸尿症等。

The content of senegenin and glycyrrhizic acid were determined by RP-HPLC.

应用高效液相色谱法测定制远志中远志皂苷和甘草酸含。

To establish a RP-HPLC method for the determination of liquiritin and glycyrrhizic acid in preserved fruit.

建立用RP-HPLC法同时测定果脯中甘草苷和甘草酸含的方法。

Objective:To observe the clinical effect and safety of diammonium glycyrrhetate(DG) in the treatment of psoriasis vulgaris.

观察甘草酸二铵治疗寻常型银屑病的临床疗效和。

ResultsAtractylodes macrocephala Koidz.transection structure fiber synanthrin,crystalline calcium oxalate,cork cell and stone cell can be regarded as identification character.

结果白术根茎横切面结构、纤维、菊糖、草酸钙针晶、木栓细胞、石细胞均可作为其鉴别特征。

After the precursor's thermal decomposition under the protection of nitrogen,a kind of nonstoichiometric titanium oxide can be prepared.

用钛粉和草酸反应制得前驱物,氮气保护下600℃热解前驱物制备了一种非化学计钛氧化物。

Objective:HPLC was used to determine the contents of glycyrrhizic acid,isoliquiritin and isoliquiritigenin in compound liquorice tablets quantitatively.

建立复方甘草片中甘草酸、异甘草苷和异苷草素的含定的高效液相色谱(HPLC)方法。

This paper studied the production of vanillin and vanillic acid from isoeugenol or ferulic acid by enzymatic and microbial methods.

本文主要对酶转化法和微生物转化的方法转化异丁香酚或者阿魏酸生产香草酸和香兰素进行了研究。

A new method for the synthesis of 1 methyl 3 propylpyrazole 5 carboxlic acid from 2 pentanone and diethyl oxalate is reported.

以2-戊酮和草酸二乙酯为起始原料,经缩合、与甲基肼环合、水解等三个步骤合成了1-甲基-3-丙基吡唑-5-羧酸。

This article introduces that using mixed acid of nitric acid and sulfuric acid, beet waste-slag produces industrial product oxalic acid by ordinary pressure hydrocarbonylation.

本文介绍利用硝硫混酸常压氧化法，把甜菜废渣制成工业品草酸。

Sucrose content in fruits had positive correlation with sorbitol.There were significant positive correlations between malate and citrate, and between quinate and shikimate in fruits.

蔗糖和山梨醇之间,苹果酸与柠檬酸之间及奎宁酸与莽草酸之间呈显著的正相关关系。

This paper reports the improvement on the synthesis of 5 methylisoxazol 3 formamide by Claisen condensation of diethyl oxalacetate followed by cyclization and ammonolysis.

讨论了以草酸二乙酯为原料,经过克莱森缩合、环合、氨解反应合成5甲基异唑3甲酰胺工艺的改进。

Oxalic acid is one of nature's most highly oxidized organic compounds, and the accumulation of oxalate in the body can cause various pathological disorders, including urolithiasis, hyperoxaluria, etc.

草酸是一种高毒化合物，它体内的蓄积可引起各种病理状态，包括肾结石、高草酸尿症等。

The content of senegenin and glycyrrhizic acid were determined by RP-HPLC.

应用高效液相色谱法测定制皂苷甘草酸含量。

To establish a RP-HPLC method for the determination of liquiritin and glycyrrhizic acid in preserved fruit.

建立用RP-HPLC法同时测定果脯甘草苷甘草酸含量的方法。

Objective:To observe the clinical effect and safety of diammonium glycyrrhetate(DG) in the treatment of psoriasis vulgaris.

观察甘草酸二铵治疗寻常型银屑病的临床疗效安全性。

ResultsAtractylodes macrocephala Koidz.transection structure fiber synanthrin,crystalline calcium oxalate,cork cell and stone cell can be regarded as identification character.

结果白术根茎横切面结构、纤维、菊糖、草酸钙针晶、木栓细胞、石细胞均可作为其鉴别特征。

After the precursor's thermal decomposition under the protection of nitrogen,a kind of nonstoichiometric titanium oxide can be prepared.

用钛粉草酸反应制得前驱物,氮气保护下600℃热分解前驱物制备了一种非化学计量钛氧化物。

Objective:HPLC was used to determine the contents of glycyrrhizic acid,isoliquiritin and isoliquiritigenin in compound liquorice tablets quantitatively.

建立复方甘草片甘草酸、异甘草苷异苷草素的含量定量分析的高效液相色谱(HPLC)方法。

This paper studied the production of vanillin and vanillic acid from isoeugenol or ferulic acid by enzymatic and microbial methods.

本文主要对酶转化法微生物转化的方法转化异丁香酚或者阿魏酸生产香草酸香兰素进行了研究。

A new method for the synthesis of 1 methyl 3 propylpyrazole 5 carboxlic acid from 2 pentanone and diethyl oxalate is reported.

以2-草酸二乙酯为起始原料,经缩合、与甲基肼环合、水解等三个步骤合成了1-甲基-3-丙基吡唑-5-羧酸。

This article introduces that using mixed acid of nitric acid and sulfuric acid, beet waste-slag produces industrial product oxalic acid by ordinary pressure hydrocarbonylation.

本文介绍利用硝硫混酸常压氧化法，把甜菜废渣制成工业品草酸。

Sucrose content in fruits had positive correlation with sorbitol.There were significant positive correlations between malate and citrate, and between quinate and shikimate in fruits.

蔗糖山梨醇之间,苹果酸与柠檬酸之间及奎宁酸与莽草酸之间呈显著的正相关关系。

This paper reports the improvement on the synthesis of 5 methylisoxazol 3 formamide by Claisen condensation of diethyl oxalacetate followed by cyclization and ammonolysis.

讨论了以草酸二乙酯为原料,经过克莱森缩合、环合、氨解反应合成5甲基异唑3甲酰胺工艺的改进。

Oxalic acid is one of nature's most highly oxidized organic compounds, and the accumulation of oxalate in the body can cause various pathological disorders, including urolithiasis, hyperoxaluria, etc.

草酸是一种高毒性化合物，它体内的蓄积可引起各种病理状态，包括肾结石、高草酸尿症等。

The content of senegenin and glycyrrhizic acid were determined by RP-HPLC.

应用高效液相法测定制远志中远志皂苷和甘草酸含量。

To establish a RP-HPLC method for the determination of liquiritin and glycyrrhizic acid in preserved fruit.

建立用RP-HPLC法同时测定果脯中甘草苷和甘草酸含量的方法。

Objective:To observe the clinical effect and safety of diammonium glycyrrhetate(DG) in the treatment of psoriasis vulgaris.

观察甘草酸二铵治疗寻常型银屑病的临床疗效和安全性。

ResultsAtractylodes macrocephala Koidz.transection structure fiber synanthrin,crystalline calcium oxalate,cork cell and stone cell can be regarded as identification character.

结果白术根茎横切面结构、纤维、菊糖、草酸钙针晶、木栓细胞、石细胞均可作其鉴别特征。

After the precursor's thermal decomposition under the protection of nitrogen,a kind of nonstoichiometric titanium oxide can be prepared.

用钛粉和草酸反应制得前驱物,氮气保护下600℃热分解前驱物制备了一种非化学计量钛氧化物。

Objective:HPLC was used to determine the contents of glycyrrhizic acid,isoliquiritin and isoliquiritigenin in compound liquorice tablets quantitatively.

建立复方甘草片中甘草酸、异甘草苷和异苷草素的含量定量分析的高效液相(HPLC)方法。

This paper studied the production of vanillin and vanillic acid from isoeugenol or ferulic acid by enzymatic and microbial methods.

本文主要对酶转化法和微生物转化的方法转化异丁香酚或者阿魏酸生产香草酸和香兰素进行了研究。

A new method for the synthesis of 1 methyl 3 propylpyrazole 5 carboxlic acid from 2 pentanone and diethyl oxalate is reported.

以2-戊酮和草酸二乙始原料,经缩合、与甲基肼环合、水解等三个步骤合成了1-甲基-3-丙基吡唑-5-羧酸。

This article introduces that using mixed acid of nitric acid and sulfuric acid, beet waste-slag produces industrial product oxalic acid by ordinary pressure hydrocarbonylation.

本文介绍利用硝硫混酸常压氧化法，把甜菜废渣制成工业品草酸。

Sucrose content in fruits had positive correlation with sorbitol.There were significant positive correlations between malate and citrate, and between quinate and shikimate in fruits.

蔗糖和山梨醇之间,苹果酸与柠檬酸之间及奎宁酸与莽草酸之间呈显著的正相关关系。

This paper reports the improvement on the synthesis of 5 methylisoxazol 3 formamide by Claisen condensation of diethyl oxalacetate followed by cyclization and ammonolysis.

讨论了以草酸二乙原料,经过克莱森缩合、环合、氨解反应合成5甲基异唑3甲酰胺工艺的改进。

Oxalic acid is one of nature's most highly oxidized organic compounds, and the accumulation of oxalate in the body can cause various pathological disorders, including urolithiasis, hyperoxaluria, etc.

草酸是一种高毒性化合物，它体内的蓄积可引各种病理状态，包括肾结石、高草酸尿症等。

The content of senegenin and glycyrrhizic acid were determined by RP-HPLC.

应用高效液相色法测定制远志中远志皂苷和甘草酸含量。

To establish a RP-HPLC method for the determination of liquiritin and glycyrrhizic acid in preserved fruit.

建立用RP-HPLC法同时测定果脯中甘草苷和甘草酸含量的法。

Objective:To observe the clinical effect and safety of diammonium glycyrrhetate(DG) in the treatment of psoriasis vulgaris.

观察甘草酸二铵治疗寻常型的临床疗效和安全性。

ResultsAtractylodes macrocephala Koidz.transection structure fiber synanthrin,crystalline calcium oxalate,cork cell and stone cell can be regarded as identification character.

结果白术根茎横切面结构、纤维、菊糖、草酸钙针晶、木栓细胞、石细胞均可作为其鉴别特征。

After the precursor's thermal decomposition under the protection of nitrogen,a kind of nonstoichiometric titanium oxide can be prepared.

用钛粉和草酸反应制得前驱物,氮气保护下600℃热分解前驱物制备了一种非化学计量钛氧化物。

Objective:HPLC was used to determine the contents of glycyrrhizic acid,isoliquiritin and isoliquiritigenin in compound liquorice tablets quantitatively.

建立复甘草片中甘草酸、异甘草苷和异苷草素的含量定量分析的高效液相色(HPLC)法。

This paper studied the production of vanillin and vanillic acid from isoeugenol or ferulic acid by enzymatic and microbial methods.

本文主要对酶转化法和微生物转化的法转化异丁香酚或者阿魏酸生产香草酸和香兰素进行了研究。

A new method for the synthesis of 1 methyl 3 propylpyrazole 5 carboxlic acid from 2 pentanone and diethyl oxalate is reported.

以2-戊酮和草酸二乙酯为起始原料,经缩合、与甲基肼环合、水解等三个步骤合成了1-甲基-3-丙基吡唑-5-羧酸。

This article introduces that using mixed acid of nitric acid and sulfuric acid, beet waste-slag produces industrial product oxalic acid by ordinary pressure hydrocarbonylation.

本文介绍利用硝硫混酸常压氧化法，把甜菜废渣制成工业品草酸。

Sucrose content in fruits had positive correlation with sorbitol.There were significant positive correlations between malate and citrate, and between quinate and shikimate in fruits.

蔗糖和山梨醇之间,苹果酸与柠檬酸之间及奎宁酸与莽草酸之间呈显著的正相关关系。

This paper reports the improvement on the synthesis of 5 methylisoxazol 3 formamide by Claisen condensation of diethyl oxalacetate followed by cyclization and ammonolysis.

讨论了以草酸二乙酯为原料,经过克莱森缩合、环合、氨解反应合成5甲基异唑3甲酰胺工艺的改进。

Oxalic acid is one of nature's most highly oxidized organic compounds, and the accumulation of oxalate in the body can cause various pathological disorders, including urolithiasis, hyperoxaluria, etc.

草酸是一种高毒性化合物，它体内的蓄积可引起各种理状态，包括肾结石、高草酸尿症等。

The content of senegenin and glycyrrhizic acid were determined by RP-HPLC.

应用高效液相法测定制远志中远志皂苷和甘草酸含量。

To establish a RP-HPLC method for the determination of liquiritin and glycyrrhizic acid in preserved fruit.

建立用RP-HPLC法同时测定果脯中甘草苷和甘草酸含量法。

Objective:To observe the clinical effect and safety of diammonium glycyrrhetate(DG) in the treatment of psoriasis vulgaris.

观察甘草酸二铵治疗寻常型银临床疗效和安全性。

ResultsAtractylodes macrocephala Koidz.transection structure fiber synanthrin,crystalline calcium oxalate,cork cell and stone cell can be regarded as identification character.

结果白术根茎横切面结构、纤维、菊糖、草酸钙针晶、木栓细胞、石细胞均可作为其鉴别特征。

After the precursor's thermal decomposition under the protection of nitrogen,a kind of nonstoichiometric titanium oxide can be prepared.

用钛粉和草酸反应制得前驱物,氮气保护下600℃热分解前驱物制备了一种非化学计量钛氧化物。

Objective:HPLC was used to determine the contents of glycyrrhizic acid,isoliquiritin and isoliquiritigenin in compound liquorice tablets quantitatively.

建立复甘草片中甘草酸、异甘草苷和异苷草素含量定量分析高效液相(HPLC)法。

This paper studied the production of vanillin and vanillic acid from isoeugenol or ferulic acid by enzymatic and microbial methods.

本文主要对酶转化法和微生物转化法转化异丁香酚或者阿魏酸生产香草酸和香兰素进行了研究。

A new method for the synthesis of 1 methyl 3 propylpyrazole 5 carboxlic acid from 2 pentanone and diethyl oxalate is reported.

以2-戊酮和草酸二乙酯为起始原料,经缩合、与甲基肼环合、水解等三个步骤合成了1-甲基-3-丙基吡唑-5-羧酸。

This article introduces that using mixed acid of nitric acid and sulfuric acid, beet waste-slag produces industrial product oxalic acid by ordinary pressure hydrocarbonylation.

本文介绍利用硝硫混酸常压氧化法，把甜菜废渣制成工业品草酸。

Sucrose content in fruits had positive correlation with sorbitol.There were significant positive correlations between malate and citrate, and between quinate and shikimate in fruits.

蔗糖和山梨醇之间,苹果酸与柠檬酸之间及奎宁酸与莽草酸之间呈显著正相关关系。

This paper reports the improvement on the synthesis of 5 methylisoxazol 3 formamide by Claisen condensation of diethyl oxalacetate followed by cyclization and ammonolysis.

讨论了以草酸二乙酯为原料,经过克莱森缩合、环合、氨解反应合成5甲基异唑3甲酰胺工艺改进。

Oxalic acid is one of nature's most highly oxidized organic compounds, and the accumulation of oxalate in the body can cause various pathological disorders, including urolithiasis, hyperoxaluria, etc.

草酸是一种高毒性化合物，它体内蓄积可引起各种理状态，包括肾结石、高草酸尿症等。