Onium Compounds

Introduction: Onium Compounds

Description of Onium Compounds

Onium Compounds: Ions with the suffix -onium, indicating cations with coordination number 4 of the type RxA+ which are analogous to QUATERNARY AMMONIUM COMPOUNDS (H4N+). Ions include phosphonium R4P+, oxonium R3O+, sulfonium R3S+, chloronium R2Cl+
Source: MeSH 2007

Onium Compounds: Related Topics

These medical condition or symptom topics may be relevant to medical information for Onium Compounds:

• Onium

Hierarchical classifications of Onium Compounds

The following list attempts to classify Onium Compounds into categories where each line is subset of the next.

MeSH 2007 Hierarchy:

• Organic Chemicals
  • Onium Compounds

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