About: http://webisa.webdatacommons.org/149482819

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	In compounds of the formula I wherein R.sub.1 is 2-haloaryl, e.g. 2-chlorophenyl, the halogen can be removed by hydrogenation with hydrogen in an appropriate solvent, e.g. in an alcohol, such as methanol, or a N,N-di-lower
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com