Assertion: benzoic acid | /r/HasProperty | obtained
Facets:
value: usually
type: DEGREE
value: depending on the reaction conditions
type: OTHER
value: from the resin of trees
type: LOCATION
Source sentences:
text: Benzoic acid was first obtained from the resin of trees belonging to the Styrax genus.
text: Depending on the reaction conditions, a benzoic acid of above about 90% purity is usually obtained when the excess toluene or reaction solvent is removed.