Skip to main content
EnglishTHE SCHOLAR'S LEXICON

pyridine

/pir-i-deen, -din/US // ˈpɪr ɪˌdin, -dɪn //UK // (ˈpɪrɪˌdiːn) //

吡啶,吡啶类,铂金,吡啶类药物

Definitions

n.名词 noun
  1. 1

    Chemistry.

    • : a colorless, flammable, liquid organic base, C5H5N, having a disagreeable odor, usually obtained from coal or synthesized from acetaldehyde and ammonia: used chiefly as a solvent and in organic synthesis.

Examples

  • It was filtered off and distilled with caustic soda, but the distillate did not contain pyridine.

  • Most of these are of a basic character, and belong to the pyridine and the quinoline series.

  • This reagent is added until the acid reaction has just disappeared and a faint smell of pyridine is perceived.

  • The 1.5 diketones of this type, when heated with aqueous ammonia, form pyridine derivatives.

  • This is not exactly the case with the higher groups of alkaloids—the derivatives of pyridine and quinoline.

Level 4Browse all words →