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Meaning of "ketene" in the English dictionary

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DICTIONARY
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PRONUNCIATION OF KETENE

ketene  [ˈkiːtiːn] play
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GRAMMATICAL CATEGORY OF KETENE

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
Ketene is a noun.
A noun is a type of word the meaning of which determines reality. Nouns provide the names for all things: people, objects, sensations, feelings, etc.

WHAT DOES KETENE MEAN IN ENGLISH?

Ketene

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.

Definition of ketene in the English dictionary

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.

WORDS THAT RHYME WITH KETENE


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

WORDS THAT BEGIN LIKE KETENE

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

WORDS THAT END LIKE KETENE

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

Synonyms and antonyms of ketene in the English dictionary of synonyms

SYNONYMS

Translation of «ketene» into 25 languages

TRANSLATOR
online translator

TRANSLATION OF KETENE

Find out the translation of ketene to 25 languages with our English multilingual translator.
The translations of ketene from English to other languages presented in this section have been obtained through automatic statistical translation; where the essential translation unit is the word «ketene» in English.

Translator English - Chinese

烯酮
1,325 millions of speakers

Translator English - Spanish

ketene
570 millions of speakers

English

ketene
510 millions of speakers

Translator English - Hindi

ketene
380 millions of speakers
ar

Translator English - Arabic

كيتين
280 millions of speakers

Translator English - Russian

кетен
278 millions of speakers

Translator English - Portuguese

ketene
270 millions of speakers

Translator English - Bengali

ketene
260 millions of speakers

Translator English - French

cétène
220 millions of speakers

Translator English - Malay

Ketene
190 millions of speakers

Translator English - German

Keten
180 millions of speakers

Translator English - Japanese

ケテン
130 millions of speakers

Translator English - Korean

케텐
85 millions of speakers

Translator English - Javanese

Ketene
85 millions of speakers
vi

Translator English - Vietnamese

xeten
80 millions of speakers

Translator English - Tamil

ketene
75 millions of speakers

Translator English - Marathi

केटीन
75 millions of speakers

Translator English - Turkish

keten
70 millions of speakers

Translator English - Italian

chetene
65 millions of speakers

Translator English - Polish

keten
50 millions of speakers

Translator English - Ukrainian

кетен
40 millions of speakers

Translator English - Romanian

cetenă
30 millions of speakers
el

Translator English - Greek

κετένια
15 millions of speakers
af

Translator English - Afrikaans

ketene
14 millions of speakers
sv

Translator English - Swedish

keten
10 millions of speakers
no

Translator English - Norwegian

keten
5 millions of speakers

Trends of use of ketene

TRENDS

TENDENCIES OF USE OF THE TERM «KETENE»

The term «ketene» is regularly used and occupies the 94.715 position in our list of most widely used terms in the English dictionary.
0
100%
FREQUENCY
Regularly used
56
/100
The map shown above gives the frequency of use of the term «ketene» in the different countries.
Principal search tendencies and common uses of ketene
List of principal searches undertaken by users to access our English online dictionary and most widely used expressions with the word «ketene».

FREQUENCY OF USE OF THE TERM «KETENE» OVER TIME

The graph expresses the annual evolution of the frequency of use of the word «ketene» during the past 500 years. Its implementation is based on analysing how often the term «ketene» appears in digitalised printed sources in English between the year 1500 and the present day.

Examples of use in the English literature, quotes and news about ketene

EXAMPLES

10 ENGLISH BOOKS RELATING TO «KETENE»

Discover the use of ketene in the following bibliographical selection. Books relating to ketene and brief extracts from same to provide context of its use in English literature.
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

10 NEWS ITEMS WHICH INCLUDE THE TERM «KETENE»

Find out what the national and international press are talking about and how the term ketene is used in the context of the following news items.
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, Jul 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, Jul 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, Jul 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, Jul 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, Jul 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, Jun 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, Jun 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, May 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, May 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, Mar 15»

REFERENCE
« EDUCALINGO. Ketene [online]. Available <https://educalingo.com/en/dic-en/ketene>. Apr 2024 ».
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