(4-Methylphenyl)[3-(5-nitro-2-furyl)-1-phenyl-1H-pyrazol-4-yl]methanone
نویسندگان
چکیده
In the title pyrazole compound, C(21)H(15)N(3)O(4), an intra-molecular C-H⋯O hydrogen bond generates an S(7) ring motif. The essentially planar furan and pyrazole rings [maximum atomic deviations of 0.011 (2) and 0.006 (2) Å, respectively] make a dihedral angle of 9.21 (11)°. The nitro group is approximately coplanar with the attached furan ring, as indicated by the dihedral angle of 4.5 (2)°. In the crystal structure, inter-molecular C-H⋯O inter-actions form bifurcated hydrogen bonds, generating R(1) (2)(7) ring motifs. These hydrogen bonds link the mol-ecules into infinite chains along the a axis. The crystal structure is further stabilized by weak inter-molecular π-π inter-actions [centroid-centroid distance = 3.4118 (10) Å].
منابع مشابه
(4-Methylphenyl)[1-(4-methylphenyl)-3-(5-nitro-2-furyl)-1H-pyrazol-4-yl]methanone
In the title pyrazole compound, C(22)H(17)N(3)O(4), an intra-molecular C-H⋯O contact generates a seven-membered ring, producing an S(7) ring motif. The furan and pyrazole rings are essentially planar [maximum deviations = 0.004 (1) and 0.004 (2) Å, respectively] and are almost coplanar, making a dihedral angle of 3.75 (10)°. One of the methyl-phenyl groups is inclined to the pyrazole ring, as i...
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In the title pyrazole compound, C(20)H(13)N(3)O(4), an intra-molecular C-H⋯O hydrogen bond generates a seven-membered ring, producing an S(7) ring motif. The essentially planar furan and pyrazole rings [maximum deviations of 0.002 (1) and 0.007 (1) Å, respectively] are coplanar with each other, forming a dihedral angle of 3.06 (10)°. The pyrazole ring forms dihedral angles of 8.51 (9) and 56.81...
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