Examlex
What purpose do villi and microvilli serve in the small intestine?
O,p-director
Refers to substituents on an aromatic ring that direct incoming substituents to the ortho and para positions relative to themselves during electrophilic aromatic substitution reactions.
Meta Sigma Complex
A term that is not commonly defined in the field of chemistry, indicating a potential misunderstanding or mislabeling of a concept. NO.
Phenyl Substituent
A functional group consisting of a benzene ring directly attached to the core structure of a molecule, influencing its chemical behavior.
Aromatic Ring
A cyclic (ring-shaped) group of atoms that exhibits stability due to the delocalization of pi electrons across all the ring atoms, common in many organic compounds.
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