Synonym(s): 1-Propanephosphonic anhydride solution; 2,4,6-Tripropyl-1,3,5,2,4,6-trioxatriphosphorinane-2,4,6-trioxide solution; PPACA; T3P ® Formula: C₉H₂₁O₆P₃ Formula Weight: 318.18 CAS No.: 68957-94-8 UN Number: UN2924 Density: …