In organic chemistry, quaternary ammonium cations, also known as quats, are positively-charged polyatomic ions of the structure [NR4]+, where R is an...

the ammonium cation is called a primary, secondary, tertiary, or quaternary. Except the quaternary ammonium cations, the organic ammonium cations are...

ethanolamine is preferred as copper carrier. Quaternary ammonium cations The quaternary ammonium cation in some formulations is didecyldimethylammonium...

aryl) groups, discounting hydrogen atoms. The best-known quaternary compounds are quaternary ammonium salts, having a nitrogen atom at the centre. For example...

Tetramethylammonium chloride is one of the simplest quaternary ammonium salts, with four methyl groups tetrahedrally attached to the central N. The chemical...

Quaternary ammonium cation is a cation in which all four hydrogen atoms of ammonium are replaced with organyl groups. In the choline cation, the four substituents...

becomes a positive cation. Lewis acids form -ate ions when the central atom gains one more bond and becomes a negative anion. boronium cation, BH+4 (protonated...

Dequalinium is a quaternary ammonium cation and bolaamphiphile commonly available as the dichloride salt. It is useful as an antiseptic and disinfectant...

dictionary. Quat may refer to: Quat (surname), a Chinese surname Quaternary ammonium cation, a class of chemical molecules used as a disinfectant, surfactant...

category C and is excreted in breast milk. Chemically it is a quaternary ammonium cation which causes it to stay in periphery rather than crossing the...