Diphenyl selenide is an organoselenium compound with the formula . A pale yellow viscous liquid, it is a member of the series diphenyl ether, diphenyl sulfide, and diphenyl telluride. It can be prepared by treating phenyldiazonium chloride with sodium polyselenide.
Selected reactions It can be oxidized with aqua regia to give diphenylselenium dichloride (). When oxidized with hydrogen peroxide, diphenylselenoxide () results.
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