1,1'-(Naphthalene-1,4-diyldicarbonyl)bis(1<i>H</i>-imidazole)
Lin-Hai Jing; Shao-Jin Gu; Huan-Xia Zhang; Acta Crystallographica Section E 62 (2006) o4306–o4307; doi:10.1107/S1600536806035094

data_2210612
_publ_section_title
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 1,1'-(Naphthalene-1,4-diyldicarbonyl)bis(1<i>H</i>-imidazole)
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_journal_coeditor_code           GD2012
_journal_issue                   10
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o4306
_journal_page_last               o4307
_journal_paper_doi               10.1107/S1600536806035094
_journal_volume                  62
_journal_year                    2006
_chemical_formula_iupac          'C18 H12 N4 O2'
_chemical_formula_moiety         'C18 H12 N4 O2'
_chemical_formula_sum            'C18 H12 N4 O2'
_chemical_formula_weight         316.32
_chemical_name_systematic
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1,1'-(Naphthalene-1,4-diyldicarbonyl)bis(1H-imidazole)
;
_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                75.9000(10)
_cell_angle_beta                 77.415(2)
_cell_angle_gamma                84.7380(10)
_cell_formula_units_Z            2
_cell_length_a                   7.8010(3)
_cell_length_b                   8.1890(3)
_cell_length_c                   11.9799(6)
_cell_measurement_reflns_used    6330
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      27.51
_cell_measurement_theta_min      3.45
_cell_volume                     723.81(5)
_computing_cell_refinement       RAPID-AUTO
_computing_data_collection       'RAPID-AUTO (Rigaku, 2004)'
_computing_data_reduction        RAPID-AUTO
_computing_molecular_graphics    'XP in SHELXTL (Bruker, 1997)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      153(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0121
_diffrn_reflns_av_sigmaI/netI    0.0153
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            7128
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.45
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.099
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.451
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             328
_exptl_crystal_size_max          0.57
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.343
_refine_diff_density_min         -0.249
_refine_ls_extinction_coef       0.019(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL97
_refine_ls_goodness_of_fit_ref   0.994
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     218
_refine_ls_number_reflns         3259
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.994
_refine_ls_R_factor_all          0.0412
_refine_ls_R_factor_gt           0.0358
_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^)+(0.089P)^2^+0.138P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1157
_refine_ls_wR_factor_ref         0.1229
_reflns_number_gt                2823
_reflns_number_total             3259
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            gd2012.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 
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_cod_database_code               2210612
_cod_database_fobs_code          2210612