diazonium

NOUN
  1. the univalent cation R-N:N- (where R is an aromatic hydrocarbon); found in salts that are used in manufacturing azo dyes
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How To Use diazonium In A Sentence

  • Alkylated amino-azo-benzenes are also known, and are formed by the coupling of diazonium salts with alkylated amines, provided they contain a free para position with respect to the amino group. Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1 "Austria, Lower" to "Bacon"
  • The most easily obtained mixed azo compounds are those formed by the union of a diazonium salt with the potassium or sodium salt of a nitroparaffin (V. Meyer, _Ber. _, 1876, 9, p. 384): Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1 "Austria, Lower" to "Bacon"
  • R2 contains 3 mmol / L of diazonium ion and 100 mmol / L of hydrochloric acid.
  • The most easily obtained mixed azo compounds are those formed by the union of a diazonium salt with the potassium or sodium salt of a nitroparaffin (V. Meyer, _Ber. _, 1876, 9, p. 384): Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1 "Austria, Lower" to "Bacon"
  • In addition to these alkali ions and other metal ions, it has been possible to produce host molecules that bind organic positive ions (cations such as diazonium and alkylammonium ions), as well as other host molecules which can bind small neutral molecules or negative ions Press Release: The 1987 Nobel Prize in Chemistry
  • _ -- The diazo-amines, R·N: N·NHR_1, are obtained by the action of primary amines on diazonium salts; by the action of nitrous acid on a free primary amine, an iso-diazohydroxide being formed as an intermediate product which then condenses with the amine; and by the action of nitrosamines on primary amines. Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1 "Austria, Lower" to "Bacon"
  • Phenol can be produced from aniline by reacting aniline with a mixture of sodium nitrite and hydrochloric acid to give benzene diazonium chloride, that when heated gently, gives off nitrogen to leave phenol.
  • C_6H_5·N_2·C_6H_3 (NH_2) _2, first prepared by O. Witt (_Ber. _, 1877, 10, p. 656), is obtained by coupling phenyl diazonium chloride with meta-phenylene diamine. Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1 "Austria, Lower" to "Bacon"
  • These nitrites then react to form a diazonium salt which in turn reacts with a chromogen to produce the final color.
  • -- The oxyazo compounds are prepared by adding a solution of a diazonium salt to a cold slightly alkaline solution of a phenol. Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1 "Austria, Lower" to "Bacon"
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