Assertion: benzoin's acid | /r/HasProperty | isolated
Facets:
value: originally
type: MANNER
value: from fats
type: OTHER
value: from biological sources
type: OTHER
Source sentences:
text: Most simple carboxylic acids were originally isolated from biological sources; because their structural formulas were often unknown at the time of isolation they were given names that were generally derived from the names of the sources.
text: The reason is that long-chain carboxylic acids were originally isolated from fats (which are carboxylic esters), and generally these fats contain carboxylic acids with only an even number of carbon atoms (because the process by which living organisms synthesize such fatty acids puts the molecules together in two-carbon pieces).