About: http://webisa.webdatacommons.org/123090071

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 second aspect of the present invention is a method of making a phosphono substituted dipyrromethane, comprising: reacting a halo-substituted dipyrromethane with a phosphite to produce a phosphono-substituted dipyrromethane.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com