About: http://webisa.webdatacommons.org/30955054

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	Possible alkyl groups R.sub.3 to R.sub.6 are, especially, alkyl groups having 1-8 and in particular 1-4 carbon atoms.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com