Definition of Quaternary ammonium compound

1. Noun. A compound derived from ammonium with hydrogen atoms replaced by organic groups; used as surface-active agents, disinfectants, and in drugs.

Generic synonyms: Organic Compound

Definition of Quaternary ammonium compound

1. Noun. (chemistry) An amine derivative, containing four radicals, of general formula R1R2R3R4-N+X-; the radicals may be the same, different, or part of a ring; X is any univalent cation such as OH-. ¹

¹ Source: wiktionary.com

Lexicographical Neighbors of Quaternary Ammonium Compound

quatches
quatching
quate
quater in die
quatercentenaries
quatercentenary
quatercentennial
quatern
quaternaries
quaternarily
quaternarist
quaternarists
quaternarization
quaternary
quaternary ammonium
quaternary ammonium compound
quaternary ammonium compounds
quaternary carbon atom
quaternary industry
quaternary structure
quaternary syphilis
quaternate
quaternation
quaternations
quaternion
quaternionic
quaternionist
quaternionists
quaternions
quaternities

Literary usage of Quaternary ammonium compound

Below you will find example usage of this term as found in modern and/or classical literature:

1. Organic Compounds of Arsenic & Antimony by Gilbert Thomas Morgan (1918)
"The quaternary ammonium compound loses water at 110-114°, passing probably into /N(CH3)3 the inner anhydride, ..."

2. Code of Federal Regulations 21 Food and Drugs: Parts 170 to 199 Revised as by U.s. Gpo (2005)
"... reduced, methylated, and subsequently reacted with methyl chloride to form the quaternary ammonium compound known as dimet hy l(2-ethy ..."

3. The Chemical News and Journal of Industrial Science (1896)
"... of ethyl bromide to triethylamine,— for, if the mixture was examined shortly after its preparation, no quaternary ammonium compound could be found. ..."

4. Medical Record by George Frederick Shrady, Thomas Lathrop Stedman (1896)
"The paralysis is accounted for by regarding pilocarpine as a quaternary ammonium compound; but phenol and the 1 " Beobachtungen an Leukocyten, ..."

5. The Chemistry of Synthetic Drugs by Percy May (1911)
"... has been made to the remarkable discovery of Crum Brown and Fraser on the effect of transforming a tertiary base into a quaternary ammonium compound. ..."

6. The Chemistry of Synthetic Drugs by Percy May (1918)
"... has been made to the remarkable discovery of Crum Brown and Fraser on the effect of transforming a tertiary base into a quaternary ammonium compound. ..."

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