Tiemonium iodide
Encyclopedia
Tiemonium iodide is an antimuscarinic. In humans it is a poorly absorbed quaternary ammonium cation
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Quaternary ammonium cation
Quaternary ammonium cations, also known as quats, are positively charged polyatomic ions of the structure NR4+, R being an alkyl group or an aryl group. Unlike the ammonium ion and the primary, secondary, or tertiary ammonium cations, the quaternary ammonium cations are permanently charged,...
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