The products were analyzed simultaneously using ethyl benzoate ( EB ) as internal standard.

The crude, wet benzoate ( 118 grams ) was disslolved with reflux in 1,400 ml methanol.

将粗制 、 湿的苯甲酸酯 ( 118克 ) 回流着溶于140毫升甲醇中.

The crude, wet benzoate ( 118 grams ) was dissolved with reflux in 1 , 400 ml methanol.

将粗制 、 湿的苯甲酸酯 ( 118克 ) 回流着溶于1400毫升甲醇中.

Methods: Benzocaine was synthesized from p-nitrobenzoic acid via two steps through esterifying and reduction.

方法: 以对硝基苯甲酸为起始原料,经酯化,还原两步合成苯佐卡因.

OBJECTIVE : To introduce the aspect of clinical evaluation and progress in non-benzodiazepine sedative hypnotic drugs.

目的: 介绍 非 苯二氮类镇静催眠药的研究进展与临床评价.

Results: The drug cost was increasing year by year, while the percentage of benzodiazepine ( BZ ) hypnotics DDDs was decreasing.

结果: 镇静催眠药的年度金额逐年增长,苯二氮卓类药物仍占主要市场,年度药物DDDs总数的比例有下降趋势.

Experimental results show that the apparent adsorption rate constant decreases with increasing substituted benzoic acids concentration.

实验结果表明表观吸附速率随取代苯甲酸浓度增大而降低.

Compared with benzoic acid and sorbic acid, Nipagin has a good market and development prospects.

通过与苯甲酸和山梨酸比较, 说明尼泊金酯具有良好的市场和发展前景.

Compound benzoic acid ointment is used in the treatment of fungal infections of the skin.

复合苯甲酸酸软膏被使用在皮肤的真菌感染的治疗.

Behavior of PSS aqueous solution was studied and its solubilization effect for benzoic acid was determined.

研究了PSS的溶液性质,测定了PSS对苯甲酸的增溶性.

The processes for manufacturing benzoic acid derivatives by exploitation of benzoic acid plants were introduced.

介绍了利用工业苯甲酸的生产装置开发、生产苯甲酸同系物的方法.

This change , while limited significance, was not seen administration of benzoic acid in a comparable manner.

这种变化虽然并不显着, 但以类似方式施用苯甲酸却看不到变化.

As organic acids , benzoic acid derivatives are common organic pollutants in natural water body.

苯甲酸类化合物是自然水体中的常见有机污染物,属于有机酸.

Benzoic acid is a kind of additive that does not allow to use in jelly.

苯甲酸是果冻中不允许使用的一种添加剂.

This paper discribes a factor analysis spectrophotometric method for measuring crystallose and benzoic acid in drinks.

本文研究了应用因子分析分光光度法同时测定饮料中糖精钠和苯甲酸的方法.

An overview of calibration materials used in thermal analysis-benzoic acid.

利用苯甲酸热量的分析对原料标校的概况.

The uses and synthetic methods on 2,4-Dichloro-5-Fluoro-benzoic acid were described in detail.

简要概述了2,4-二氯-5-氟苯甲酸的用途及其合成方法.

It was originally obtained by decarboxylation of benzoic acid.

它最先是由苯甲酸脱羧而得到的.

Constituents for Benzoin from Siam : Coniferyl benzoate , benzoic acid , vanillin , siaresinolic acid, cinnamyl benzoate.

组成: 安息香酸盐, 安息香酸, 香兰素等.

It is first discovered that guazatine can react with benzoin and its derivative has strong fluorescence.

首次发现双胍辛胺与安息香可发生反应,产物具极强的萤光活性.

Dry oxidation of benzoin with air under microwave irradiation gave benzil in excellent yield.

研究了微波辐射下干法氧化苯偶姻生成苯偶酰的反应.