Disulfide vs. Disulphide: What's the Difference?

A divalent chemical group consisting of two sulfur atoms, or a compound in which it is combined with other elements or groups. Also called bisulfide.

Alternative spelling of disulfide

(organic chemistry) A functional group with two sulfur atoms bonded to one another, described by the following formula: R–S–S–R'.

A binary compound of sulphur containing two atoms of sulphur in each molecule; - formerly called disulphuret. Cf. Bisulphide.

(inorganic chemistry) The anion ⁻S–S⁻.

(inorganic chemistry) A binary compound of sulfur and another element in the ratio 2:1 (formula XS₂).