3,3'-Dimethyl-2,2'-dinitro-<i>N</i>,<i>N</i>'-(<i>o</i>-phenylene)dibenzamide
Xue-Mei Li; Li-Ping Du; Shu-Sheng Zhang; Acta Crystallographica Section E 62 (2006) o2535–o2536; doi:10.1107/S1600536806019076

data_2209228
_publ_section_title
3,3'-Dimethyl-2,2'-dinitro-<i>N</i>,<i>N</i>'-(<i>o</i>-phenylene)dibenzamide
_journal_coeditor_code           IS2039
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2535
_journal_page_last               o2536
_journal_paper_doi               10.1107/S1600536806019076
_journal_volume                  62
_journal_year                    2006
_chemical_formula_iupac          'C22 H18 N4 O6'
_chemical_formula_moiety         'C22 H18 N4 O6'
_chemical_formula_sum            'C22 H18 N4 O6'
_chemical_formula_weight         434.40
_chemical_name_systematic
;
3,3'-Dimethyl-2,2'-dinitro-N,N'-(o-phenylene)dibenzamide
;
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                86.301(3)
_cell_angle_beta                 65.394(3)
_cell_angle_gamma                77.029(3)
_cell_formula_units_Z            2
_cell_length_a                   9.607(2)
_cell_length_b                   10.542(2)
_cell_length_c                   11.408(3)
_cell_measurement_reflns_used    1954
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.8
_cell_measurement_theta_min      2.4
_cell_volume                     1023.1(4)
_computing_cell_refinement       'SAINT (Siemens, 1996)'
_computing_data_collection       'SMART (Siemens, 1996)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    SHELXTL
_computing_publication_material
'SHELXTL, PARST (Nardelli, 1995) and PLATON (Spek, 2003)'
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 8.33
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device_type  'Siemens SMART 1000 CCD area-detector'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0127
_diffrn_reflns_av_sigmaI/netI    0.0251
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            5827
_diffrn_reflns_theta_full        26.05
_diffrn_reflns_theta_max         26.05
_diffrn_reflns_theta_min         1.96
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.105
_exptl_absorpt_correction_T_max  0.9762
_exptl_absorpt_correction_T_min  0.9651
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.410
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       column
_exptl_crystal_F_000             452
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.23
_refine_diff_density_max         0.727
_refine_diff_density_min         -0.310
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.034
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     289
_refine_ls_number_reflns         3943
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0781
_refine_ls_R_factor_gt           0.0625
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0944P)^2^+0.5433P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1705
_refine_ls_wR_factor_ref         0.1864
_reflns_number_gt                3019
_reflns_number_total             3943
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            is2039.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_database_code               2209228
_cod_database_fobs_code          2209228