The asymmetric unit of the title compound, C(18)H(14)F(3)N(3)O(5)·H(2)O, contains two independent formula units. The two heterocyclic mol-ecules differ in the orientations of the benzoyl-phenyl group with respect to the tetra-hydro-pyrimidine ring [C-C-C-C torsion angles of 64.5 (3) and 67.1 (3)°]. In both mol-ecules the pyrimidine ring adopts a half-chair conformation. The mol-ecules are linked into a two-dimensional network parallel to (001) by N-H⋯O and O-H⋯O hydrogen bonds.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2967995 | PMC |
http://dx.doi.org/10.1107/S160053680804124X | DOI Listing |
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