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ketene

Saltos de línea: ke¦tene
Pronunciación: /ˈkiːtiːn
 
/

Definición de ketene en inglés:

sustantivo

[mass noun] Chemistry
A pungent colourless reactive gas, used as an intermediate in chemical synthesis.
Example sentences
  • The structure of the collagen in the tissue may partially mask some of the available nucleophilic amine sites, whereas water may compete with the amines for the reactive ketene amide intermediate.
  • In addition, we showed that a novel, light-activated DAP derivative could, on photolysis, chemically cross-link tissue through the reactions of the ketene intermediate.
  • It was reasoned that the free amino groups on lysine and hydroxylysine, known to be present in Type-I collagen, served as the primary nucleophilic sites for the ketene amide intermediate.

Origen

early 20th century: from ketone + -ene.

Definición de ketene en:

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Palabra del día tenebrous
Pronunciación: ˈtɛnɪbrəs
adjective
dark; shadowy or obscure