Fun, H.-K.Loh, W.-S.Malladi, S.Ganesh, B.M.Isloor, A.M.2026-02-052011Acta Crystallographica Section E: Structure Reports Online, 2011, 67, 12, pp. o3471-o347216005368https://doi.org/10.1107/S1600536811050239https://idr.nitk.ac.in/handle/123456789/27133In the title hydrate, C<inf>23</inf>H<inf>16</inf>N<inf>4</inf>O <inf>2</inf>·H2O, the pyrazole ring is approximately planar, with a maximum deviation of 0.023 (1) Å, and makes dihedral angles of 28.63 (6) and 46.44 (7)°with the naphtho-[2,1-b]furan ring system and the benzene ring, respectively, In the crystal, O-H?N, O-H?O, N-H?O, N-H?N, C-H?O and C-H?N hydrogen bonds link the molecules, forming sheets lying parallel to the ab plane. The crystal structure also features C-H?? interactions involving the centroids of the pyrazole and benzene rings.data-to-parameter ratio = 19.8mean ?(C-C) = 0.002 ÅR factor = 0.051single-crystal X-ray studyT = 100 KwR factor = 0.129