potassamiden.
/pəˈtasəmʌɪd/, U.S. /pəˈtæsəˌmaɪd/, /poʊˈtæsəˌmaɪd/ Chemistry.
Potassium amide, KNH2, a flammable yellowish-white solid used in the synthesis of organic compounds, esp. as a source of potassium atoms or amino groups.
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potassamide1838
potassamine1868
1838 T. Thomson Chem. Org. Bodies 7 Potassamide is amide of potassium.
1866 W. Odling Lect. Animal Chem. 16 Caustic potash and potassamide may be regarded as the hydrated and ammoniated forms of chloride of potassium.
1882 J. Ogilvie Imperial Dict. Eng. Lang. Potassiamide.
1922 T. M. Lowry Inorg. Chem. xxxii. 588 When heated in a current of ammonia, it [sc. potassium] gives potassamide, KNH2, a compound resembling sodamide.
1980 Jrnl. Org. Chem. 45 1975/1 Potassamide in ammonia cleaved [compound] 1 to 3-chlorobenzoic, an interesting if not particularly useful result.
This entry has been updated (OED Third Edition, December 2006; most recently modified version published online March 2022).
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