Synthesis [edit]. Quaternary ammonium compounds are prepared by the alkylation of tertiary amines with a halocarbon. In older literature this is often called a Menshutkin reaction, however modern chemists usually refer to it simply as quaternization.uaternary ammonium compounds have also been shown to have antimicrobial activity. Certain quaternary ammonium compounds, especially those containing long alkyl chains, are used as antimicrobials and disinfectants.
Answer: XPF files are Uncommon Files primarily associated with XaoS Position File (Jan Hubicka Thomas Marsh Zoltan Kovacs and Others).
Sharepoint solution file. WSP is a file extension for a solution file used by Windows. WSP stands for Windows Sharepoint. WSP files are CAB files containing a set of features, site definitions, and assemblies that can be applied to a group of computers. WSP files are reusable and easily distributable; different features of the âSolutionâ can be enabled or disabled selectively.