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Definition 2024
Porphyrin
Porphyrin
See also: porphyrin
German
Noun
Porphyrin n (genitive Porphyrins, plural Porphyrine)
Declension
Declension of Porphyrin
| singular | plural | ||||
|---|---|---|---|---|---|
| indef. | def. | noun | def. | noun | |
| nominative | ein | das | Porphyrin | die | Porphyrine |
| genitive | eines | des | Porphyrins | der | Porphyrine |
| dative | einem | dem | Porphyrin | den | Porphyrinen |
| accusative | ein | das | Porphyrin | die | Porphyrine |
Related terms
porphyrin
porphyrin
See also: Porphyrin
English
Noun
porphyrin (plural porphyrins)
- (organic chemistry) Any of a class of heterocyclic compounds containing four pyrrole rings arranged in a square; they are important in biochemistry in a form with a metal atom in the central cavity (hemoglobin with iron, chlorophyll with magnesium, etc.).
Related terms
Translations
heterocyclic compound