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单词 benzyl
释义

benzyl /'benzaɪl//'bɛnzəl/

英汉-汉英词典
n. 苯甲基(即苄基)
词组 | 习惯用语
benzyl chloride [化]氯化苄;苄基氯
benzyl alcohol 苄醇,苯甲醇
benzyl acetate 乙酸苄酯;醋酸苄酯
benzyl benzoate [化]苯甲酸苄酯
英语例句库
  1. This treatise introduces the physicochemical property,reaction mechanisim,synthesis method and the yield of benzyl pyridin benzimidazolone.
    苄基吡啶基苯并咪唑酮的物化性质、反应原理、合成方法及收率作了详细叙述。
  2. Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.
    以BTEAC(苄基三乙基氯化铵)为相转移催化剂合成了异烟酸乙酯。
  3. The major aromas were hexylic acid ethyl ester, benzyl ethanol, octylic acid and octylic acid ethyl ester.
    主体风味成分是己酸乙酯、乙醇、辛酸和辛酸乙酯。
  4. Alkylation of Phenylacetonitrile was realized from phenylacetonitrile and benzyl chloride by using PS-PEG-400 as triphase phase transfer catalyst.
    摘要利用固载化聚乙二醇-400作三相相转移催化剂,以氢氧化钾的水溶液作碱,从苯乙腈和苄基氯出发合成了苯乙腈的单烷基化物-α-苄基苯乙腈。
  5. 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为烷基化试剂,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。
  6. Tribenzyl isocyanurate was prepared by reaction of isocyanuric acid with benzyl chloride and with N,N dimethyl formamide(DMF)used as solvent.
    采用N,N-二甲基甲酰胺作溶剂,异氰尿酸、苄氯为原料合成了异氰尿酸三苄基酯。
  7. The catalytic hydrolysis of benzal chloride and benzyl chloride mixture was studied, benzal chloride forming benzaldehyde in 95% yield, while the benzyl choride unreacted.
    研究了亚苄基二氯和苄基氯混合物的催化水解反应,亚苄基二氯水解率达95%,而苄基氯不发生化学反应。
  8. Approximately 30 compounds have been identified in the aroma of green tea, the major ones being benzyl alcohol, phenylethyl alcohol, a hexenol, linalool, geraniol and methyl salicylate.
    约有30种化合物已从绿茶的香气中鉴别出来,其中主要的有苯甲醇、苯乙醇、已烯醇、沉香醇、香茅醇和甲基水杨酸酯。
  9. (Sweet legumin of 2) heparin and benzyl acetone: Can improve Gao Ning position of blood, and prevent kidney spherule sclerosis and new moon bodily form to become.
    ( 2)肝素与苄丙酮香豆素:可以改善血液的高凝状态,而防止肾小球硬化及新月体形成。

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原声例句
Scishow 精选系列

But when they added a benzyl group to it, they ended up with something different, a compound that we call denatonium.

但是当他们往里面添加苄基后,得到了一种不同的化合物:苯甲地那铵。

Crash Course 综合篇

What's important is that it is not a benzyl group. Why?

重要的是它不是苄基。 为什么?

Crash Course 综合篇

But just to make sure you're, like, good and solidly confused, benzyl groups do exist.

但只是为了确保您是好的并且非常困惑, 苄基确实存在。

中文百科

苄基

苄基

苄基Benzyl)是甲苯的甲基的氢被去掉后形成的基团,有机合成中缩写为Bn。

有机合成中苄基被用于保护羟基,包括醇和羧酸。

上苄基:在碱水(例如:碳酸钾)和二氯甲烷体系中缓慢滴入溴化苄,加热至30~40度。

脱苄基:H2/Pd 50Psi氢化,或者用硫酸。

英语百科

Benzyl 苄基

(Benzyl group): Benzyl radical, benzyl amine, benzyl bromide, benzyl chloroformate and benzyl methyl ether. R = heteroatom,  alkyl, aryl, allyl etc. or other substituents.

In organic chemistry, benzyl is the substituent or molecular fragment possessing the structure C6H5CH2-. Benzyl features a benzene ring attached to a CH2 group.

近义、反义、联想词
近义词
n.
group, radical, chemical group

联想词
ethyl乙烷基;methyl甲基;alkyl烷基的,烃基的;ester酯;ammonium铵;amine胺;benzene苯;acetone丙酮;esters酯类;hydroxide氢氧化物;chloride氯化物;
英英词典
benzyl n.
  1. the univalent radical derived from toluene

  2. synonymous: benzyl group, benzyl radical
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更新时间:2025/6/18 2:10:04