Word info Synonyms Antonyms

heterocyclic

Speech parts

1. heterocyclic - Noun

2. heterocyclic - Adjective

3. heterocyclic - Adjective Satellite

Meaning

a compound containing a heterocyclic ring

containing a closed ring of atoms of which at least one is not a carbon atom

Source: WordNet

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Antonyms

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Phrases with the word

Examples

As a bicyclic, heterocyclic purine derivative, uric acid does not protonate as an oxygen (−OH) like carboxylic acids do. Source: Internet

Commercial use Leading companies with a vast number of patents related to heterocyclic compounds are Bayer, Merck, Ciba-Geigy, Pfizer, Eli Lily, BASF, Hoffmann La Roche, ER Sqibb, Warner Lambert and Hoechst. Source: Internet

Joule, p. 133 In general, the hydride ion is a poor leaving group and occurs only in a few heterocyclic reactions. Source: Internet

It is a pyrimidine derivative, with a heterocyclic aromatic ring and two substituents attached (an amine group at position 4 and a keto group at position 2). Source: Internet

But this does not prevent a compound such as borazine (which has no carbon atoms) from being labelled "heterocyclic". Source: Internet

Five-member ring compounds with four heteroatoms: With 5-heteroatoms, the compound may be considered inorganic rather than heterocyclic. Source: Internet

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