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...

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...

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

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...

tiemonium, a quaternary ammonium cation. Scoular IT, Monks A, Burgess C, Turner P (1977). "Human studies on the bioavailability of a quaternary ammonium compounds...

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

Tetramethylammonium hydroxide (TMAH or TMAOH) is a quaternary ammonium salt with molecular formula N(CH3)4+ OH−. It is commonly encountered in form of...

Tetramethylammonium (TMA) is the simplest quaternary ammonium cation. It has the chemical formula [Me4N]+ and consists of four methyl groups (−CH3, denoted...

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...

Chloride, inorganic salts of hydrochloric acid Free base (chemistry) Quaternary ammonium cation Stahl, P. Heinrich; Wermuth, Camille G., eds. (2011). Pharmaceutical...

Tetrapropylammonium (TPA) is a quaternary ammonium cation with the formula [N(C3H7)4]+, also denoted [NPr4]+ (where Pr = propyl group). It is a precursor...

complex with the formula [Co(CN)5]3−. When crystallized with a quaternary ammonium cation, it can be obtained as a yellow solid. Pentacyanocobaltate attracted...

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

to date been sufficiently addressed. Alcohol and alcohol plus Quaternary ammonium cation based compounds comprise a class of proven surface sanitizers...

Tetrabutylammonium is a quaternary ammonium cation with the formula [N(C4H9)4]+, also denoted [NBu4]+ (where Bu = butyl group). It is used in the research...

cetyl trimethylammonium, or hexadecyltrimethylammonium is a quaternary ammonium cation whose salts are used as antiseptics:[citation needed] Cetrimonium...

Tetraethylammonium (TEA) is a quaternary ammonium cation with the chemical formula [Et4N]+, consisting of four ethyl groups (−C2H5, denoted Et) attached...

Perforce Software QAC Road, a short city road in Kollam, India Quaternary ammonium cation, positively-charged polyatomic ions of the structure [NR4]+ Queen...

These species are not amines but are quaternary ammonium cations and have a charged nitrogen center. Quaternary ammonium salts exist with many kinds of anions...

Emde-reaction or Emde-reduction) is a method for the reduction of a quaternary ammonium cation to a tertiary amine with sodium amalgam: This organic reaction...

for use in the mouth. It is a salt consisting of a lipophilic quaternary ammonium cation and iodide as the counterion. Scolari G (September 1979). "[Use...

histidine guanidine phosphazene bases hydroxides of quaternary ammonium cations or some other organic cations Most organic bases are considered to be weak....

the combination of oxidizer permanganate anion and reducing ammonium cation. Dry ammonium permanganate can detonate by heat, shock, or friction, and it...

structure R2C=N+. They form a subclass of nitrenium ions. Ammonium Imine Quaternary ammonium cation IUPAC, Compendium of Chemical Terminology, 2nd ed. (the...

as an anion or a cation, depending on whether it is negatively or positively charged. Thus, the counterion to an anion will be a cation, and vice versa...

Cetrimonium bromide, also known with the abbreviation CTAB, is a quaternary ammonium surfactant with a condensed structural formula [(C16H33)N(CH3)3]Br...

these are styrene–divinylbenzene copolymer resins that have quaternary ammonium cations as an integral part of the resin matrix. Reaction: –NR4+OH− +...