About: http://webisa.webdatacommons.org/57186538

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	Preferred coupling conditions include using a solvent, such as tetrahydrofuran or methylene chloride, and a dialkyl azodicarboxylate, such as diethyl azodicarboxylate.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com