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在"英语"词典里ketene}的意思

词典
词典
section

英语中KETENE的发音

ketene  [ˈkiːtiːn] play
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KETENE的语法类别

noun
形容词
动词
副词
代词
介词
连词
限定词
感叹词

KETENE在英语中的意思是什么?

点击查看«ketene»在英语词典里的原始定义
点击查看在中文词典里此定义的自动翻译

烯酮

Ketene

乙烯酮是R'R''C = C = O形式的有机化合物。 该术语还专门用于表示乙烯酮,最简单的乙烯酮,其中R'和R“是氢原子。 凯瑟琳首先被赫尔曼·施陶丁格(Hermann Staudinger)研究为一类。 A ketene is an organic compound of the form R'R''C=C=O. The term is also used specifically to mean ethenone, the simplest ketene, where R' and R'' are hydrogen atoms. Ketenes were first studied as a class by Hermann Staudinger.

在英语 词典里ketene的定义

字典中乙烯酮的定义是在有机合成中用作乙酰化剂的无色刺激性有毒气体。 分子式:CH2:CO也叫ethonone。

The definition of ketene in the dictionary is a colourless irritating toxic gas used as an acetylating agent in organic synthesis. Formula: CH2:CO Also called: ethonone.

点击查看«ketene»在英语词典里的原始定义
点击查看在中文词典里此定义的自动翻译

KETENE押韵的英语 单词


aminobutene
əˌmiːnəʊˈbjuːtiːn
butene
ˈbjuːtiːn
canteen
kænˈtiːn
clementine
ˈklɛmənˌtiːn
eighteen
ˈeɪˈtiːn
fifteen
ˈfɪfˈtiːn
fourteen
ˈfɔːˈtiːn
isobutene
ˌaɪsəʊˈbjuːtiːn
libertine
ˈlɪbəˌtiːn
nicotine
ˈnɪkəˌtiːn
nineteen
ˌnaɪnˈtiːn
preteen
priːˈtiːn
protein
ˈprəʊtiːn
retene
ˈriːtiːn
routine
ruːˈtiːn
seventeen
ˈsɛvənˈtiːn
sixteen
ˈsɪksˈtiːn
Springsteen
ˈsprɪŋˌstiːn
teen
tiːn
thirteen
ˈθɜːˈtiːn

KETENE一样开头的英语单词

ket
keta
ketamine
ketch
ketchup
kete
keto form
keto-enol tautomerism
ketogenesis
ketogenic
ketonaemia
ketone
ketone body
ketone group
ketonemia
ketonic
ketonuria
ketose
ketosis
ketosteroid

KETENE一样开头的英语单词

alpha-carotene
betacarotene
carotene
ctene
diplotene
elaeoptene
eleoptene
gamma-carotene
haptene
leptotene
pachytene
pentene
polytene
stearoptene
zygotene

英语近义词词典里ketene的近义词和反义词

近义词

«ketene»的25种语言翻译

翻译者
online translator

KETENE的翻译

通过我们的英语多语言翻译器,找到ketene25种语言翻译
该章节所呈现的将ketene由 英语向其他语言的翻译是通过自动统计翻译获得的;在英语中基本的翻译单位是单词«ketene»。

翻译者英语 - 中文

烯酮
1,325 数百万发言者

翻译者英语 - 西班牙语

ketene
570 数百万发言者

英语

ketene
510 数百万发言者

翻译者英语 - 印地语

ketene
380 数百万发言者
ar

翻译者英语 - 阿拉伯语

كيتين
280 数百万发言者

翻译者英语 - 俄语

кетен
278 数百万发言者

翻译者英语 - 葡萄牙语

ketene
270 数百万发言者

翻译者英语 - 孟加拉语

ketene
260 数百万发言者

翻译者英语 - 法语

cétène
220 数百万发言者

翻译者英语 - 马来语

Ketene
190 数百万发言者

翻译者英语 - 德语

Keten
180 数百万发言者

翻译者英语 - 日语

ケテン
130 数百万发言者

翻译者英语 - 韩语

케텐
85 数百万发言者

翻译者英语 - 印尼爪哇语

Ketene
85 数百万发言者
vi

翻译者英语 - 越南语

xeten
80 数百万发言者

翻译者英语 - 泰米尔语

ketene
75 数百万发言者

翻译者英语 - 马拉地语

केटीन
75 数百万发言者

翻译者英语 - 土耳其语

keten
70 数百万发言者

翻译者英语 - 意大利语

chetene
65 数百万发言者

翻译者英语 - 波兰语

keten
50 数百万发言者

翻译者英语 - 乌克兰语

кетен
40 数百万发言者

翻译者英语 - 罗马尼亚语

cetenă
30 数百万发言者
el

翻译者英语 - 希腊语

κετένια
15 数百万发言者
af

翻译者英语 - 布尔语(南非荷兰语)

ketene
14 数百万发言者
sv

翻译者英语 - 瑞典语

keten
10 数百万发言者
no

翻译者英语 - 挪威语

keten
5 数百万发言者

ketene的使用趋势

趋势

词语 «KETENE»的使用趋势

0
100%
频率
经常使用
56
/100
此处所显示的地图给出了词语«ketene»在不同国家的使用频率。
ketene的主要搜索趋势和常见用法
用户为查找我们的英语在线词典以及单词«ketene»的最常用表达而进行的主要搜索的列表。

词语«KETENE» 随时间而变化的使用频率

该图表展现了单词«ketene»在过去500年中的用法频率的每年演化其实施是基于分析词语«ketene»从1500年到现在在 英语数字出版物中出现的频率。

ketene的英语文献、引用和新闻中的使用范例

示例

«KETENE»相关的英语书籍

在以下的参考文献中发现ketene的用法。与ketene相关的书籍以及同一来源的简短摘要提供其在 英语文献中的使用情境。
1
Asymmetric Reactions of Catalytically Generated Ketene ...
Finally, the [4+2] cycloaddition is shown to be enhanced by the addition of a catalytic amount of Sc(OTf)3. Addition of this Lewis acid creates a bifunctional system with the chiral Lewis base which enhances the rate of the Diels-Alder.
Cajetan Dogo-Isonagie, 2009
2
Science of Synthesis: Houben-Weyl Methods of Molecular ...
Three Carbon?Heteroatom Bonds: Ketene Acetals and Yne?X Compounds Klaus Banert, Daniel Bellus, Christopher Diaper, Wolfgang Dölling, Bruno Figadere, Heinrich Heydt, Willi Kantlehner, Paul A. Keller, Raphael R. Kostikov, J. Morgan, ...
Klaus Banert, Daniel Bellus, Christopher Diaper, 2014
3
Three carbon-heteroatom bonds: Ketene acetals and Yne-X ...
New edition of the acclaimed reference series, Houben-Weyl.
A. de Meijere, 2005
4
Advances in Chemical Conversions for Mitigating Carbon Dioxide
ketene immediately dimerize to form methylene-B-propiolactone due to the reactive nature of ketenem. In order to use a transition metal complex to stabilize the formed ketene, Free diphenyl ketene was reacted with Ni(COD)2 and phosphine ...
T. Inui, M. Anpo, K. Izui, 1998
5
Paper Chemistry
RCHj — C — CH(R) C— O — Cellulose RCHj — C — CHz R P-Keto ester Ketone Figure 9.3 Reaction of alkyl ketene dimers (R = C|4H29 to C|8H37) with cellulose and water. 9.3 Alkyl ketene dimers 9.3.1 Synthetic developments Alkyl ketene ...
J.C. Roberts, 1996
6
Ketenes
Pyrolysis acid anhydride-ketene formation, 61–64 alkylketene preparation, 195 dimethylketene thermolysis, 447 esters, ketene formation from, 81–84 ketene dimers, 55–56 ketene formation, alternate routes, 189 2-Pyrone photolysis, ...
Thomas T. Tidwell, 2006
7
19th International Congress on Heterocyclic Chemistry: Book ...
Zhi-Tang Huang (Center for Molecular Science, institute of Chemistry, Chinese Academy of Sciences, Beijing, 100080, China) Heterocyclic ketene aminals, also known as cyclic 1,1-endiamines, are powerful and versatile intermediates of ...
Robert M. Williams, 2003
8
Handbook of Reagents for Organic Synthesis, Reagents for ...
2 equiv TBDMSCl100% (2) Silyl Ketene Acetals. The lithium enolates of esters may be trapped with TBDMSCl to prepare the corresponding ketene silyl acetals. 3 The resulting TBDMS ketene acetals are more stable than the corresponding ...
Philip L. Fuchs, 2011
9
The Chemistry of Cyclobutanes
The initial bonding interaction involves the ketene fragment acting as the electrophilic component and thus electron-withdrawing substituents on the ketene enhance reactivity. Most facile cycloadditions occur between electrophilic ketenes and ...
Zvi Rappoport, Joel F. Liebman, 2005
10
Comprehensive Organic Functional Group Transformations: ...
984 Isothioureas reactions, with acetophenones, 980 as starting materials for 2- amido enamines, 980 for ketene aminals, 973 Isothiouronium salts, hydrolysis of. 346 Isoxazoles photolysis of. 892 as starting materials, for ketene aminals.
Alan R. Katritzky, Otto Meth-Cohn, Gordon W. Kirby, 1995

包含词语«KETENE»的新条目

找出国内和国际出版社所讨论的内容,以及词语ketene在以下新条目的上下文中是如何使用的。
1
Global sizing and thickening agents market application development …
... modified polyesters and alkyl ketene dimer. On the basis of thickening agent type, the global market of sizing and thickening agents can be ... «WhaTech, 七月 15»
2
'Celebrate charity': Halifax's Muslim community marks Eid al-Fitr …
On Friday, community was the central theme of the imam's message, and it's a community Dr. Vahdettin Ketene has seen grow tremendously ... «CTV News, 七月 15»
3
Explore the global industry analysis and opportunity assessment for …
It is a dimeric form of ketene and is similar to but less toxic than ketene. It readily polymerizes and hence cannot be stored or shipped in ... «WhaTech, 七月 15»
4
Chloroacetyl chloride market - global size, share, industry trends …
... addition of chlorine to ketene. Chloroacetyl chloride may be prepared from chloroacetic acid and phosphorus pentachloride, thionyl chloride, ... «WhaTech, 七月 15»
5
Global Market for Acetic Anhydride
It is also manufactured by reaction of ketene with acetic acid. Acetic anhydride is also manufactured via recovered acetic acid from processes ... «Digital Journal, 七月 15»
6
Monday's TV Highlights: 'POV: The Overnighters'
... G.W. Bailey) plan to take the division to Fourth of July Dodgers baseball game, but a reserve officer (Phillip P. Ketene), on his first ride-along, ... «Los Angeles Times, 六月 15»
7
Global Acetic Anhydride Market - Size, Share, Industry Trend …
It is also manufactured by the reaction of ketene with acetic acid. Acetic anhydride acid is colorless and has a pungent odor. Acetic anhydride is ... «Digital Journal, 六月 15»
8
Explore the diketene market: global industry analysis and …
It is known by the formula (CH2CO) 2 and is a member of the oxetane family that is formed by dimerization of ketene. Diketene is produced by ... «WhaTech, 五月 15»
9
Methyl Acetoacetate Market - Current Market and Future Players by …
Other raw material used in production includes acetyl ketene, methane and ethyl acetoacetate among others. Methyl acetoacetate acts as a ... «Digital Journal, 五月 15»
10
Global Glass Block Industry Report 2014 - Forecasts to 2020
Chapter Seven Alkyl Ketene dimers Key Manufacturers Analysis Chapter Eight Up and Down Stream Industry Analysis Chapter Nine Glass ... «PR Newswire, 三月 15»

参考文献
« EDUCALINGO. Ketene [在线]. 可用 <https://educalingo.com/zh/dic-en/ketene>. 五月 2024 ».
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