About: http://webisa.webdatacommons.org/295448770

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	A 2 fold excess of the alkyne 11 and a 5 fold excess of a tertiary amine as the organic base, such as triethylamine or the like, is preferred.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com