| http://www.w3.org/ns/prov#value | - The esters useful herein include principally those derived from relatively low boiling alcohols such as methanol, ethanol, isopropanol, n-butanol, n-pentanol, and other alcohols boiling below about 120 C. In some instances, an aromatic ester such as the phenyl ester of the acid likewise may be useful.
|
