About: http://webisa.webdatacommons.org/263585318

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	As the halogenating agent used in this reaction, usual ones such as for example thionyl chloride, phosphorus tribromide, hydrochloric acid, hydrobromic acid, hydroiodic acid, etc. may be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com