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单词 phenyl
释义

Definition of phenyl in English:

phenyl

noun ˈfiːnʌɪlˈfɛnɪl
Chemistry
  • as modifier Of or denoting the radical —C₆H₅, derived from benzene by removal of a hydrogen atom.

    〔化〕苯基

    a phenyl group

    苯基。

    Example sentencesExamples
    • Benzamidine bound to trypsin has a buried positively charged amidinium group and a more solvent-accessible nonpolar phenyl ring.
    • The long hydrophobic tail of vinyl butyrate was placed along the hydrophobic cleft of the active site, while the bulky phenyl ring was fitted on the opposite side.
    • Polychlorinated biphenyls are a family of 209 congeners with 2 linked phenyl rings and variable chlorination.
    • We also varied the end group of the trichlorosilyl surfactant, using an amine, vinyl, bromo, or phenyl group to provide other surfaces of differing hydrophobicity.
    • The composition of peptides was determined by amino acid analysis using the phenyl isothiocyanate method.

Origin

Mid 19th century: from French phényle, from Greek phaino- 'shining' (because first used in names of compounds denoting by-products of the manufacture of gas used for illumination).

Definition of phenyl in US English:

phenyl

noun
Chemistry
  • as modifier Of or denoting the radical —C₆H₅, derived from benzene by removal of a hydrogen atom.

    〔化〕苯基

    a phenyl group

    苯基。

    Example sentencesExamples
    • The long hydrophobic tail of vinyl butyrate was placed along the hydrophobic cleft of the active site, while the bulky phenyl ring was fitted on the opposite side.
    • We also varied the end group of the trichlorosilyl surfactant, using an amine, vinyl, bromo, or phenyl group to provide other surfaces of differing hydrophobicity.
    • The composition of peptides was determined by amino acid analysis using the phenyl isothiocyanate method.
    • Benzamidine bound to trypsin has a buried positively charged amidinium group and a more solvent-accessible nonpolar phenyl ring.
    • Polychlorinated biphenyls are a family of 209 congeners with 2 linked phenyl rings and variable chlorination.

Origin

Mid 19th century: from French phényle, from Greek phaino- ‘shining’ (because first used in names of compounds denoting byproducts of the manufacture of gas used for illumination).

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更新时间:2024/12/27 17:12:48