PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • F. A carboxylic acid halide denotes the structure -C(=O)-hal, where hal is halogen and the carbonyl carbon may be bonded to (1) hydrogen; (2) [-C(=O)-]n, where n is an integer; or (3) a carbon atom that is not double bonded to sulfur, selenium, or tellurium, or triple bonded to carbon.
http://www.w3.org/ns/prov#wasQuotedFrom
  • uspto.gov