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Names of acids |
Acyl radicals |
|
Systematic |
Trivial |
Trivial name |
Formula |
(a) Saturated aliphatic monocarboxylic acids (limiting list) |
Methanoic |
Formic |
Formyl |
|
Ethanoic |
Acetic |
Acetyl |
|
Propanoic |
Propionic |
Propionyl |
|
Butanoic |
Butyric |
Butyryl |
|
2-Methylpropanoic
|
Isobutyric
|
Isobutyryl |
|
Pentanoic |
Valeric |
Valeryl |
|
3-Methylbutanoic
|
Isovaleric
|
Isovaleryl |
|
2,2-Dimethylpropanoic |
Pivalic |
Pivaloyl |
|
Dodecanoic |
Lauric |
Lauroyl |
|
Tetradecanoic |
Myristic |
Myristoyl |
|
Hexadecanoic |
Palmitic |
Palmitoyl |
|
Octadecanoic |
Stearic |
Stearoyl |
|
Note: The names caproic, caprylic, and capric acid (for hexanoic, octanoic, and decanoic acid, respectively) are abandoned. |
(b) Saturated aliphatic dicarboxylic acids (limiting list) |
Ethanedioic |
Oxalic |
Oxalyl |
|
Propanedioic |
Malonic |
Malonyl |
|
Butanedioic |
Succinic |
Succinyl |
|
Pentanedioic |
Glutaric |
Glutaryl |
|
Hexanedioic |
Adipic |
Adipoyl |
|
Heptanedioic |
Pimelic |
Pimeloyl |
|
Octanedioic |
Suberic |
Suberoyl |
|
Nonanedioic |
Azelaic |
Azelaoyl |
|
Decanedioic |
Sebacic |
Sebacoyl |
|
(c) Unsaturated aliphatic acids (non-limiting list) |
Propenoic |
Acrylic |
Acryloyl |
|
Propynoic |
Propiolic |
Propioloyl |
|
2-Methylpropenoic
|
Methacrylic |
Mathacryloyl |
|
trans-2-Butenoic |
Crotonic |
Crotonoyl |
|
cis-2-Butenoic |
Isocrotonic |
Isocrotonoyl |
|
cis-9-Octadecenoic
|
Oleic |
Oleoyl |
|
trans-9-Octadecenoic
|
Elaidic |
Elaidoyl |
|
cis-Butenedioic |
Maleic |
Maleoyl |
|
trans-Butenedioic |
Fumaric |
Fumaroyl |
|
cis-Methylbutenedioic |
Citraconic |
Citraconoyl |
|
trans-Methylbutenedioic |
Mesaconic |
Mesaconoyl |
|
(d) Carbocyclic carboxylic acids (non-limiting list) |
1,2,2-Trimethyl-1,3-cyclo- pentanedicarboxylic acid |
Camphoric |
Camphoroyl |
|
Benzenecarboxylic |
Benzoic |
Benzoyl |
|
1,2-Benzenedicarboxylic |
Phthalic |
Phthaloyl |
|
1,3-Benzenedicarboxylic |
Isophthalic |
Isophthaloyl |
|
1,4-Benzenedicarboxylic |
Terephthalic |
Terephthaloyl |
|
Naphthalenecarboxylic |
Naphthoic |
Naphthoyl (2-shown) |
|
Methylbenzenecarboxylic |
Toluic |
Toluoyl (o-shown) |
|
2-Phenylpropanoic |
Hydratropic |
Hydratropoyl |
|
2-Phenylpropenoic |
Atropic |
Atropoyl |
|
3-Phenylpropenoic (trans-) |
Cinnamic |
Cinnamoyl |
|
(e) Heterocyclic carboxylic acids (non-limiting list) |
Furancarboxylic |
Furoic |
Furoyl (3-shown) |
|
Thiophenecarboxylic |
Thenoic |
Thenoyl (2-shown) |
|
3-Pyridinecarboxylic |
Nicotine |
Nicotinoyl |
|
4-Pyridinecarboxylic |
Isonicotinic |
Isonicatinoyl |
|