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Quaternary Ammonium Compounds

"Quaternary Ammonium Compounds" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.

MeSH information
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.


publications
This graph shows the total number of publications written about "Quaternary Ammonium Compounds" by people in the URMC Research Network by year, and whether "Quaternary Ammonium Compounds" was a major or minor topic of these publication.