3,4-Dimethoxy-<i>N</i>-(3-nitrobenzylidene)aniline
Akkurt, Mehmet; Jarrahpour, Ali Asghar; Aye, Malihe; Gençaslan, Mustafa; Büyükgüngör, Orhan; Acta Crystallographica Section E 64 (2008) o2175–o2176; doi:10.1107/S1600536808034193

data_2219842
_publ_section_title
;
 3,4-Dimethoxy-<i>N</i>-(3-nitrobenzylidene)aniline
;
_journal_coeditor_code           EZ2145
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2175
_journal_page_last               o2176
_journal_paper_doi               10.1107/S1600536808034193
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          'C15 H14 N2 O4'
_chemical_formula_moiety         'C15 H14 N2 O4'
_chemical_formula_sum            'C15 H14 N2 O4'
_chemical_formula_weight         286.28
_chemical_name_systematic
;
3,4-Dimethoxy-<i>N</i>-(3-nitrobenzylidene)aniline
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                96.629(7)
_cell_angle_beta                 97.338(7)
_cell_angle_gamma                102.075(7)
_cell_formula_units_Z            4
_cell_length_a                   8.6345(8)
_cell_length_b                   8.6540(8)
_cell_length_c                   19.2304(17)
_cell_measurement_reflns_used    17758
_cell_measurement_temperature    296
_cell_measurement_theta_max      28.02
_cell_measurement_theta_min      2.16
_cell_volume                     1378.6(2)
_computing_cell_refinement       'X-AREA (Stoe & Cie, 2002)'
_computing_data_collection       'X-AREA (Stoe & Cie, 2002)'
_computing_data_reduction        'X-RED32 (Stoe & Cie, 2002)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR97 (Altomare <i>et al.</i>,  1999)'
_diffrn_ambient_temperature      296
_diffrn_detector_area_resol_mean 6.67
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device       '2-circle goniometer'
_diffrn_measurement_device_type  'Stoe IPDS II'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  'plane graphite'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0652
_diffrn_reflns_av_sigmaI/netI    0.0507
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            21166
_diffrn_reflns_reduction_process
;
;
_diffrn_reflns_theta_full        27.60
_diffrn_reflns_theta_max         27.60
_diffrn_reflns_theta_min         2.16
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.102
_exptl_absorpt_correction_T_max  0.993
_exptl_absorpt_correction_T_min  0.925
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details   '(X-RED32; Stoe & Cie, 2002)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.379
_exptl_crystal_density_method    'Not Measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             600
_exptl_crystal_size_max          0.780
_exptl_crystal_size_mid          0.360
_exptl_crystal_size_min          0.070
_refine_diff_density_max         0.146
_refine_diff_density_min         -0.134
_refine_ls_extinction_coef       0.0065(13)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001Fc^2^\l^3^/sin(2\Q)]^-1/4^
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 2008)'
_refine_ls_goodness_of_fit_ref   0.976
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     380
_refine_ls_number_reflns         6330
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.976
_refine_ls_R_factor_all          0.0876
_refine_ls_R_factor_gt           0.0448
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0559P)^2^]         where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1044
_refine_ls_wR_factor_ref         0.1194
_reflns_number_gt                3703
_reflns_number_total             6330
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ez2145.cif
_cod_data_source_block           I
_cod_database_code               2219842
_cod_database_fobs_code          2219842