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单词 sulphanilamide
释义

Definition of sulphanilamide in English:

sulphanilamide

(also sulfanilamide)
nounˌsʌlfəˈnɪləmʌɪd
Medicine
  • A synthetic compound with antibacterial properties which is the basis of the sulphonamide drugs.

    Alternative name: p-aminobenzenesulphonamide; chemical formula: (H₂N)C₆H₄(SO₂NH₂)

    Example sentencesExamples
    • Earlier this month, Japanese inspectors in Okinawa found excessive levels of sulfanilamide in a 600 kg batch of live eels imported from Taiwan.
    • The colorimetric determination of the reaction was achieved by adding 1 ml of sulphanilamide and 1 ml of aqueous 10 mM N - 1-naphthyl-ethylene-diamine-dihydrochloride.
    • An early miss concerned the antibacterial properties of sulfanilamide, which were overlooked for more than 20 years, notably by chemists at I.G. Farbenindustrie who patented the recently synthesized compound in 1909.
    • The samples from the above were reacted with Greiss reagent (1% sulfanilamide, 2% H 3 PO 4 and 0.1% naphthylethylenediamine dihydrochloride).
    • After 10 or 20 min of incubation at 26°C, the reaction was stopped by the addition of an equal volume of sulphanilamide.

Origin

1930s: from sulphanilic (from sulphur + aniline + -ic) + amide.

 
 
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更新时间:2024/12/23 13:22:38