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diazonium

American  
[dahy-uh-zoh-nee-uhm] / ˌdaɪ əˈzoʊ ni əm /

adjective

Chemistry.
  1. of or derived from a diazonium compound.


diazonium British  
/ ˌdaɪəˈzəʊnɪəm /

noun

  1. (modifier) of, consisting of, or containing the group, Ar-N:N-, where Ar is an aryl group

    diazonium group or radical

    a diazonium compound

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of diazonium

1890–95; diaz- + -onium, as in ammonium

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Conventional methods to produce o-bromobenzenethiols involve addition of bromine to aniline, then using diazonium intermediates for addition of sulfur.

From Science Daily

Determinations of the electrical conductivity of the diazonium chloride and nitrate also show that the diazonium radical is strictly comparable with other quaternary ammonium ions.

From Project Gutenberg

Oxyazo Compounds.—The oxyazo compounds are prepared by adding a solution of a diazonium salt to a cold slightly alkaline solution of a phenol.

From Project Gutenberg

The rapid addition of the diazonium salt solution to the sodium sulfite seems to be advantageous.

From Project Gutenberg

For these reasons, one must assume the existence of pentavalent nitrogen in the diazonium salts, in order to account for their basic properties.

From Project Gutenberg