It was originally obtained by decarboxylation of benzoic acid.

  • 它最先是由苯甲酸脱羧而得到的.
  • 来源:词典精选例句更新时间:2026-07-01 18:48:40

  • 重点词汇
  • byprep. 在…旁边;表示方式;由于;经过;到…之前;
  • obtainedv.获得( obtain的过去式和过去分词 );买到;(规则、制度、习俗等)存在;流行;
  • benzoicadj.安息香的;
  • decarboxylationn.去碳酸基;
  • originallyadv.起初,原来;独创地,独出心裁地;自来;本;
  • itpron.它;他;正好是所需的;事实[情况];
  • ofprep. 关于;属于…的;由…制成;
  • acidadj.酸味的;尖刻的;酸的;酸性的;
  • 相关例句
2、

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.

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3、

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.

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4、

Camomile , Benzoin , Lavender, aloe oil and so on.

蓝甘菊、安息香 、 薰衣草 、 芦荟油等.

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5、

Other fixatives which may be used include the oleoresins such as benzoin, or styrax.

其他可用的固定剂有苯偶姻或安息香等含油树脂.

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6、

Paint one side of washer with benzoin and apply this side to skin.

将洗涤器的一面涂上安息香并将它贴到皮肤上.

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7、

The hydrocracked tail oil from hydrocracked in Refining Gaoqiao Branch was tested with ketone-benzol dewaxing technology.

加氢裂化尾油经酮苯脱蜡和白土精制工艺可生产高质量润滑油基础油.

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8、

Technical progress of domestic and foreign acetone-benzol dewaxing units were introduced in detail.

详细介绍了国内酮苯脱蜡装置技术进展情况.

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9、

Enhancement of control level can reduce and avoid equipment corrosion of crude benzol workshop.

提高管理水平可降低和避免粗苯设备的腐蚀.

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10、

The present problems existed in crude benzol recovery process of WISCO is analyzed.

分析了目前武钢粗苯回收工艺存在的问题.

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11、

The transformation and production rearrangement of the crude benzol distillation system are described.

介绍了粗苯蒸馏系统的改造和生产调整情况.

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12、

Annual sales: steel, Crude Benzol, Coke, tar, ammonium sulfate, and so on.

常年销售: 钢材, 粗苯, 焦碳, 焦油, 硫酸铵等.

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13、

The development of a high effective benzol-free paint remover was described.

根据“相似相溶原理”选择合适的有机溶剂作为脱漆剂的主要组成.

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14、

The oil removes the benzole a mixture of benzene, toluene and xylene from the gas stream.

油将除去气流中的粗苯(苯 、 甲苯、二甲苯的混合物).

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15、

OBJECTIVE The anti-inflammatory and analgesic effects of benzoyl sinomenine, a new synthetic compound derived from sinomenine.

目的:考察青藤碱衍生物苯甲酰青藤碱的镇痛 、 抗炎 作用.

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16、

Objective To develop a method to detect benzoyl peroxide contained in condiment liquid chromatography ( HPLC ) technique.

目的建立 高效液相色谱 法测定调料品中过氧化苯甲酰的方法.

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17、

This is why dermatologists often combine topical antibiotics with benzoyl peroxide for better results.

这就是为什么皮肤科医师往往结合外用抗生素与过氧化苯甲酰以达到更好的结果.

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18、
19、

Levocetirizine Dihydrochloride was prepared from benzoyl chloride by acidylation, hydrogenation, cyclization with an overall yield of 8.05 %.

以苯甲酰氯为原料,经酰化, 还原, 环合等反应合成左旋西替利嗪盐酸盐,反应总收率为8.05%.

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20、

The compound of acryloyl chloride was synthesized by benzoyl chlorid and crylic acid.

利用苯甲酰氯与丙烯酸反应制备丙烯酰氯.

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