About: http://webisa.webdatacommons.org/75523637

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The 2-methylglutamic acid, phthalic anhydride, and an amine, such as triethyl amine, diethyl amine, or pyridine, are mixed in an anhydrous solvent, such as anhydrous toluene.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com