In the title compound, C(14)H(13)N(3)O(3), the pyrazoline ring assumes an envelope conformation with the furanyl-bearing C atom at the flap position. The dihedral angle between the furan and nitrobenzene rings is 84.40 (9)°. Weak inter-molecular C-H⋯O hydrogen bonding is present in the crystal structure.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2970096PMC
http://dx.doi.org/10.1107/S1600536809031419DOI Listing

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