• Thumbnail for Copper(I) cyanide
    Copper(I) cyanide (cuprous cyanide) is an inorganic compound with the formula CuCN. This off-white solid occurs in two polymorphs; impure samples can be...
    11 KB (1,171 words) - 01:59, 1 April 2024
  • Thumbnail for Copper electroplating
    substrate. Cyanide baths contain cuprous cyanide as the source of copper(I) ions, sodium or potassium cyanide as a source of free cyanide that complexes...
    24 KB (2,640 words) - 02:05, 12 February 2024
  • Thumbnail for Gold(I) cyanide
    Gold(I) cyanide is the inorganic compound with the chemical formula AuCN. It is the binary cyanide of gold(I). It is an odourless, tasteless yellow solid...
    4 KB (315 words) - 17:56, 8 January 2024
  • red-orange color. Copper also has a range of different organic and inorganic salts, having varying oxidation states ranging from (0,I) to (III). These...
    8 KB (101 words) - 09:36, 4 August 2024
  • Thumbnail for Silver cyanide
    temperature polymorph of copper(I) cyanide. The silver to carbon and silver to nitrogen bond lengths in AgCN are both ~2.06 Å and the cyanide groups show head-to-tail...
    8 KB (625 words) - 00:54, 16 June 2024
  • Thumbnail for Copper(I) thiocyanate
    also formed from copper(II) thiocyanate under water, releasing (among others) thiocyanic acid and the highly poisonous hydrogen cyanide. It is conveniently...
    9 KB (816 words) - 19:02, 10 July 2024
  • (RCu(CN)Li) are similarly derived from an organolithium compound and copper(I) cyanide; however, intermediate organocopper complexes do not form during this...
    15 KB (1,732 words) - 05:45, 8 November 2023
  • older Rosenmund–von Braun synthesis (1914) between aryl halides and copper(I) cyanide and was itself modified in 1975 as the Sonogashira coupling by adding...
    5 KB (433 words) - 23:41, 31 January 2024
  • Thumbnail for Gilman reagent
    often prepared by the addition of the organolithium reagent to copper(I) halides and cyanide. These mixed cuprates are more stable and more readily purified...
    7 KB (698 words) - 01:54, 23 October 2024
  • gold represents more than 70% of cyanide consumption globally. Other metals are recovered from the process include copper, zinc, and silver, but gold is...
    24 KB (2,701 words) - 17:41, 29 October 2024