different between pyrrole vs corrin

English

Etymology

From German Pyrrol, corresponding to Ancient Greek ?????? (purrhós, “reddish, fiery”) +? -ole.

Pronunciation

• (UK) IPA^(key): /?p????l/

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

Translations

English

Noun

corrin (plural corrins)

1. (organic chemistry) A molecular species that contains four reduced pyrrole rings joined in a macrocycle by three -CH= groups and one direct bond; central to the cobalt-containing vitamin cobalamin.
   • 1998, Georgina Ferry, Dorothy Hodgkin: A Life:

     But the result showed unequivocally that the vitamin contained a ring system unlike any that had been seen before (it was later given the name ‘corrin’).

Translations

See also

• corrole
• porphyrin

Catalan

Verb

corrin

1. third-person plural present subjunctive form of córrer
2. third-person plural imperative form of córrer