6-Hydroxy-5-[(2-hydroxy-4,4-dimethyl-6-oxocyclohex-1-enyl)(4-nitrophenyl)methyl]-1,3-dimethylpyrimidine-2,4(1H,3H)-dione

6-Hydroxy-5-[(2-hydroxy-4,4-dimethyl-6-oxocyclohex-1-enyl)(4-nitrophenyl)methyl]-1,3-dimethylpyrimidine-2,4(1H,3H)-dione

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In the title compound, C21H23N3O7, the pyrimidinedione ring adopts a screw-boat conformation, whereas the cyclohexenone ring adopts an envelope conformation, with the C atom bearing the methyl groups as the flap atom.The dihedral angle between the mean planes of the Different Fish Farming Patterns in Paddy Fields Substantially Impact the Bacterial Community Composition, Stability, and Assembly Processes in Paddy Water pyrimidinedione and cyclohexenone rings is 58.78 (2)°.

The pyrimidinedione and cyclohexenone rings form dihedral angles of 59.94 (3) and 54.73 (2)°, respectively, with the 4-nitrophenyl ring.

Relatively strong intramolecular O—H.O hydrogen Composite-Decorative Tiles with Granite bonds are observed.In the crystal, molecules are linked by C—H.

O hydrogen bonds, forming a chain along the c-axis direction.