pyrrole

English

Etymology

From (deprecated template usage) [etyl] German Pyrrol, corresponding to (deprecated template usage) [etyl] Ancient Greek πυρρός (purrhós, “reddish, fiery”) +‎ -ole.

Pronunciation

• IPA^(key): /ˈpɪɹəʊl/

Noun

pyrrole (plural pyrroles)

1. (organic chemistry) Any of a class of aromatic heterocyclic compounds containing a ring of four carbon atoms and a nitrogen atom; especially the simplest one, C₄H₅N. [from 19th c.]
   • 1998, Georgina Ferry, Dorothy Hodgkin: A Life:

     The way the red crystals absorbed light suggested that the molecule might contain a porphyrin-like structure, a flat ring made up of four smaller rings called pyrroles […].

Synonyms

• azole

Derived terms

• acylpyrrole
• arylpyrrole
• benzylpyrrole
• bipyrrole
• cryptopyrrole
• dipyrrole
• fluoropyrrole
• kryptopyrrole
• oligopyrrole
• phenylpyrrole
• polypyrrole
• pyrrolic
• tetrapyrrole
• vinylpyrrole

 

Translations

any of a class of aromatic heterocyclic compounds

• Catalan: pirrole m
• Chinese:

  Cantonese: 吡咯 (bei² lok⁶)

  Mandarin: 吡咯 (zh) (bǐluò)

• Esperanto: pirolo
• Finnish: pyroli
• French: pyrrole (fr)
• (deprecated template usage) {{trans-mid}}
• German: Pyrrol
• Italian: pirrolo m
• Japanese: ピロール (pirōru)
• Korean: 피롤 (pirol)
• Portuguese: pirrol m
• Spanish: pirrol m