Propylphosphonic Anhydride (50% wt. in Ethyl Acetate)

2,4,6-Tripropyl-1,3,5-trioxa-2,4,6-triphosphinane-2,4,6-trioxide; PPACA; Propanephosphonic Acid Cyclic Anhydride; Propanephosphonic Acid Cyclic Trimer; Propylphosphonic Anhydride; T3P; n-Propylphosphonic Cyclic Anhydride;