SEARCH Articles Figures Tables 0-Ketophosphonic acid esters 7-Ketophosphonate derivatives A-ketophosphonates Aldehyde-ketophosphonate condensation Ketones 3-Ketophosphonates. preparation Ketones 9-Ketophosphonate esters Ketones ketophosphonates Ketophosphonate Ketophosphonate Ketophosphonates rearrangement P,y-unsaturated a-ketophosphonates P-ketophosphonates Rearrangement, of: (cont ketophosphonates