disulfide

American  

[dahy-suhl-fahyd, -fid] / daɪˈsʌl faɪd, -fɪd /

Or disulphide

noun

Chemistry.

1. (in inorganic chemistry) a sulfide containing two atoms of sulfur, as carbon disulfide, CS 2 .

2. (in organic chemistry) a sulfide containing the bivalent group −SS−, as diethyl disulfide, C 4 H 10 S 2 .

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Etymology

Origin of disulfide

First recorded in 1860–65; di- ¹ + sulfide

Example Sentences

To guide that control, the team introduced a group containing two carbon-sulfur bonds and a disulfide bond early in the process.

From Science Daily • Dec. 22, 2025

A few of the most prominent of these in A. titanum are oligosulfides like dimethyl disulfide and dimethyl trisulfide.

From Salon • May 27, 2025

The UAB researchers were able to cleave four interchain disulfide bonds in the trastuzumab IgG1 hinge and near hinge regions, creating thiol groups.

From Science Daily • Jan. 3, 2024

While traditional technologies use silicon, the researchers constructed the miniaturized transistors from two-dimensional molybdenum disulfide and one-dimensional carbon nanotubes.

From Science Daily • Oct. 12, 2023

Carotin is insoluble in water, only very slightly soluble in acetone or cold alcohol, readily soluble in petroleum ether, ether, chloroform, and carbon disulfide.

From The Chemistry of Plant Life by Thatcher, Roscoe Wilfred