Definition: Derivatives of ammonium compounds, NH4+ Y-, in which all four of the hydrogens bonded to nitrogen have been replaced with hydrocarbyl groups. These are distinguished from IMINES which are RN=CR2.
general or unspecified; prefer specifics; DF: AMMONIUM CPDS
Other names Ammonium Compounds; Ammonium Compounds, Quaternary; Ammonium
FM 4-64 [ FM-4-64,FM4-64,N-(3-triethylammoniumpropyl)-4-(4-diethylaminophenylhexatrienyl)pyridinium dibromide ] a lipophilic styryl dye; a vital stain for the vacuolar membrane