In the title compound, C10H16N+·C12H15F3N2O3P-, the two P-N distances are significantly different [1.740 (2) and 1.641 (2) Å]. In the crystal structure, cations and anions are connected via intermolecular N-H...O hydrogen ...

In the structure of 2-(4-chloroanilino)-1,3,2λ4-diazaphosphol-2-one, C12H11ClN3OP, each molecule is connected with four neighbouring molecules through (N—H)2…O hydrogen bonds. These hydrogen bonds form a tubular arrangement ...