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Biaryl vs Undefined - What's the difference?

biaryl | undefined |

As adjectives the difference between biaryl and undefined

is that biaryl is (organic chemistry|especially in combination) of or pertaining to a compound containing an assembly or substructure of two aromatic rings or aryl groups, if joined by a single bond while undefined is lacking a definition or value.

As a noun biaryl

is (organic chemistry) any compound containing a substructure that is an assembly of two aromatic rings or aryl groups, if joined by a single bond.

biaryl

English

Noun

(en noun)
  • (organic chemistry) Any compound containing a substructure that is an assembly of two aromatic rings or aryl groups, if joined by a single bond.
  • *2002 , J Hassan, M Se ?vignon, C Gozzi, E Schulz & M Lemaire* (2002) "Aryl?Aryl Bond Formation One Century after the Discovery of the Ullmann Reaction," Chem. Rev. 102:1359?1469, esp. 1362:
  • *:Copper is the most ancient transition metal used for the synthesis of biaryls and it is still employed nowadays. This part will deal with recent developments in aryl-aryl bond formation using copper derivatives as reagents or catalysts.

    • Adjective

    (-)
  • (organic chemistry, especially in combination) Of or pertaining to a compound containing an assembly or substructure of two aromatic rings or aryl groups, if joined by a single bond.

    • Related terms

    * (l)

    Translations

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined