Definition of "disulphide" [di•sul•phide]

• Any sulphide containing two sulphur atoms in each molecule (noun)

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• "One tablespoon and one teaspoon of crotyl mercaptan, one tablespoon and one teaspoon of isopentyl mercaptan, and one tablespoon of methyl crotyl disulphide."
• "Heating or pasteurization destroys the delicate disulphide bonds that give these proteins their bioactivity."
• "In special cases other methods of linkage may well occur, e.g. the disulphide linkage discovered by E. Baumann in which the connection of two carbon chains is made by two interlinked sulphur atoms."