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disulfide

noun

  1. salt or other derivative of disulfane or organic compound having the structure RSSR (R ≠ H)
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Wiktionary

Pronunciation: /daɪˈsʌlfaɪd/

noun

Etymology: Etymology tree Proto-Indo-European *dwóh₁ Proto-Indo-European *dwi- Proto-Hellenic *dwi- Ancient Greek δῐ- (dĭ-)bor. Latin di-bor. English di- Latin sulpur Latin sulfur Latin sulphur Anglo-Norman sulfrebor. Middle English sulphur English sulf(ur) Proto-Indo-European *dʰeh₁-der. Proto-Italic *-iðos Latin -idusder. English -ide English sulfide English disulfide From di- + sulfide.

  1. A functional group with two sulfur atoms bonded to one another, described by the following formula: R–S–S–R'.
  2. The anion ⁻S–S⁻.
  3. A binary compound of sulfur and another element in the ratio 2:1 (formula XS₂).

    By analysing data from the James Webb Space Telescope, the researchers found evidence of dimethyl sulfide and dimethyl disulfide in the atmosphere of the planet known as K2-18b. The planet is 124 light-years away; one light-year is equivalent to nearly 6 trillion miles.