About: http://webisa.webdatacommons.org/230718997

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 time required for the reaction may also vary widely, depending on many factors, notably the reaction temperature and the nature of the reagents, base and solvent employed.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk