Adjective
Pertaining to, or derived from, butter.
Source: Webster's dictionaryHowever the rule was included in a 4-page addendum to a 26-page article on isomeric butyric acids, and based on very slight experimental evidence even by the standards of the time. Source: Internet
Most common are acetic acid (vinegar) and butyric acid ( human vomit ). Source: Internet
Markovnikov also showed that butyric and isobutyric acids have the same chemical formula (C 4 H 8 O 2 ) but different structures; i.e., they are isomers. Source: Internet
For example, butyric acid (C 3 H 7 CO 2 H) is, according to IUPAC guidelines, also known as butanoic acid. Source: Internet