Quaternary (chemistry)
Quaternary is a term used in organic chemistry to classify various types of compounds (e. g. amines and ammonium salts).[1]
Red highlighted central atoms in various groups of chemical compounds. Quaternary central atoms compared with primary, secondary and tertiary central atoms. | ||||
primary | secondary | tertiary | quaternary | |
Carbon atom in an alkane | ||||
Alcohol | does not exist | |||
Amine | ||||
Amide | does not exist | |||
Phosphine |
References
- Paula Yurkanis Bruice: Organic Chemistry, Pearson Education Inc., 2004, 4. Ed., p. 78, 104, 893, and 912, ISBN 0-13-121730-5.
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