IUPAC definition : Aliphatic monocarboxylic acids derived from or contained in esterified form in an
animal or vegetable fat, oil or wax. Natural fatty acids commonly have a chain of
4 to 28 carbons (usually unbranched and even-numbered), which may be saturated or
unsaturated. By extension, the term is sometimes used to embrace all acyclic aliphatic
carboxylic acids.;
Aliphatic monocarboxylic acids derived from or contained in esterified form in an
animal or vegetable fat, oil or wax. Natural fatty acids commonly have a chain of
4 to 28 carbons (usually unbranched and even-numbered), which may be saturated or
unsaturated. By extension, the term is sometimes used to embrace all acyclic aliphatic
carboxylic acids.