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

plural of disulfide

Archaic form of disulphide.

plural of disulfid

(chemistry) a black, crystalline inorganic polymer of empirical formula MoS₂ that occurs as the mineral molybdenite and is used as a lubricant having a structure analogous to graphite

(chemistry) the sulfur analogue of hydrogen peroxide, H₂S₂ / (erroneously) hydrogen sulfide

(inorganic chemistry) A binary compound of carbon and sulfur, CS₂, a colourless liquid with a not-unpleasant smell; used as a specialist solvent, and in the manufacture of organosulfur compounds.

plural of disulfide bond

(organic chemistry) A bond, consisting of a covalent bond between two sulfur atoms, formed by the reaction of two thiol groups, especially between the thiol groups of two proteins

disulfide bond