phosphonium iodide

noun

, Chemistry.

1. a colorless to slightly yellowish, crystalline, water-soluble solid, PH 4 I, used in chemical synthesis.

Word History and Origins

Origin of phosphonium iodide¹

First recorded in 1870–75

Example Sentences

If a small quantity of water is used, a larger deposit of yellow phosphorus is formed, together with a considerable quantity of phosphonium iodide.

From Project Gutenberg

C.; by this means 6-amino-2.8-dichlorpurin is obtained, which on reduction by means of hydriodic acid and phosphonium iodide is converted into adenine.

From Project Gutenberg