苯甲酸

This investigation provided an environment-friendly process for the synthesis of methyl anthranilate.

摘要提供了一种环境友好合成工艺制备香邻氨苯酸酯。

Water (Aqua), Glycerin, Propylene Glycol, Hydroxyethylcellulose, Tetrasodium EDTA, Citric Acid, Sodium Benzoate.

水（水） ，甘油，丙二醇，羟乙纤维素， Tetrasodium乙二胺四乙酸，柠檬酸，苯酸钠。

It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent.

确定以硫酸二酯N——剂,对对氨苯酸PABA进行N——二.

A simultaneously potentiometric titration method for determining benzaldehyde and benzoic acid in electrosynthesis products was reported.

采用电位滴定法测定苯电合成产物中苯醛和苯酸,研究了盐酸羟胺用量、苯醇和苯含量对测定影响。

Thioxanthone photoinitiator was synthesized from DTSA by chlorination and condensation with isopropylbenzene in the presence of anhydrous AlCl3.

以二硫代二苯酸(DTSA)经过酰氯、氯代、然后与异丙苯在三氧铝催下缩合成光引发剂。

Xanthone was efficiently synthesized from o-chlorobenzoic acid first by etherization and then by Friedel-Crafts reaction in the presence of aluminium trichloride.

以邻氯苯酸,先进行醚,再在三氯铝作用下进行傅-克反应,可简洁、高效合成呫吨酮。

OBJECTIVE: To study the effects of different dispersing media, such as atolin and ethyl benzoate, on sustained-release properties of chitosan microspheres.

观察液体石蜡和苯酸乙酯作分散介质对壳聚糖载药微球缓释性能影响。

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,以间氯苯醛、溴酸钾合成间氯苯酸,分别研究了反应温度、反应时间、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。

Hordenine propyl formate and chemical osmosis are the two ways of extracting Glutathione(GSH) from yeast have been introduced and compared in this review.

介绍了从酵母中分离纯谷胱甘肽(GSH)两种抽提方法:对羟苯酸丙酯法和学渗透法,并对其进行了对比。

N butyl 2 ethoxy thioacridone was prepared from o chloro benzoic acid and p phenetidine by means of Ullman reaction,cyclization,N alkylation and sulfurization.

以邻氯苯酸和对乙氧苯胺,经过胺苯、二芳胺环、N-烷、硫代反应合成了N-丁-2-乙氧硫代吖啶酮。

Citral was synthesized by catalytical rearrangement of dehydrolinalool in toluene solution with the present of molybdenyl acetylacetonate, benzoic acid and dimethyl sulfoxide (DMSO).

摘要采用脱氢芳樟醇，在乙酰丙酮酸钼、苯酸、二亚砜(DMSO)苯溶液中催重排合成柠檬醛，考察了柠檬醛在不同体系中热敏性。

Using lead benzoxy as curing agent,cured epoxy resin was analyzed by means of IR spectrum and DSC curves.Lead benzoxy was considered to be catalytic curing agent.

采用苯酸铅做固剂，通过对环氧树脂固物红外光谱及DSC曲线分析，认苯酸铅是一种催型固剂。

Three open crown ethers were synthesized for the first time by using parathesin as the terminal group.They were characterized by IR, 1HNMR ,MS and EA.

以对氨苯酸乙酯端合成了3种酰胺型开链冠醚,并通过IR、~1HNMR、MS和元素分析确证了它们结构。

Abstract： Using lead benzoxy as curing agent,cured epoxy resin was analyzed by means of IR spectrum and DSC curves.Lead benzoxy was considered to be catalytic curing agent.

摘 要： 采用苯酸铅做固剂，通过对环氧树脂固物红外光谱及DSC曲线分析，认苯酸铅是一种催型固剂。

This work applied the new type capillary column modified by barium sulfate. It has completed the solubilty of high boiling ester in para-methyl-toluate with the method of chromatography.

研究了硫酸钡微晶改性新型毛细管柱应用.可用于色谱法测定完全互熔性高沸点酯类在对苯酸酯中溶解度.