Received 7 December 2012
aDepartment of Studies and Research in Chemistry, Tumkur University, Tumkur, Karnataka 572 103, India,bDepartment of Studies and Research in Chemistry, U.C.S., Tumkur University, Tumkur, Karnataka 572 103, India,cSoild State and Structural Chemistry Unit, Indian Institute of Science, Bangalore 560 012 India, and dDepartment of Studies and Research in Physics, U.C.S., Tumkur University, Tumkur, Karnataka 572 103, India
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In the title compound, C20H19FN2O2, the dihedral angle between the aromatic rings is 62.1 (1)°, and those between the pyrazole ring and the fluorobenzene and benzoic acid rings are 52.1 (1) and 53.1 (1)°, respectively. In the crystal, molecules are linked into  C(7) chains by O-HN hydrogen bonds.
Data collection: APEX2 (Bruker, 2004); cell refinement: SAINT-Plus (Bruker, 2004); data reduction: SAINT-Plus; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEP-3 (Farrugia, 2012); software used to prepare material for publication: SHELXL97.
Supplementary data and figures for this paper are available from the IUCr electronic archives (Reference: HB7011 ).
The authors thank Dr S. C. Sharma, Vice Chancellor, Tumkur University, for his constant encouragement and Professor T. N. Guru Row, Soild State and Structural Chemistry Unit, Indian Institute of Science, Bangalore, for his help and valuable suggestions. BSP thanks Dr H. C. Devarajegowda, Department of Physics, Yuvarajas College (constituent), University of Mysore, for his guidance.
Bruker (2004). APEX2, SAINT-Plus and SADABS. Bruker AXS Inc., Madison, Wisconsin, USA.
Farrugia, L. J. (2012). J. Appl. Cryst. 45, 849-854.
Ramaiah, K., Grossert, J. S., Hooper, D. L., Dubey, P. K. & Ramanatham, J. (1999). J. Indian Chem. Soc. 76, 140-144.
Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.