Formation and crystal structure of the chiral charge-transfer complex with axially chiral 1,1'-bis-2-naphthol derivatives and tetracyanobenzene
Imai, Yoshitane; Kamon, Kensaku; Kido, Shingo; Harada, Takunori; Tajima, Nobuo; Sato, Tomohiro; Kuroda, Reiko; Matsubara, Yoshio; CrystEngComm 11 (2009) 620–624; doi:10.1039/b817131a

data_7215550
_publ_section_title
;
 Formation and crystal structure of the chiral charge-transfer complex
 with axially chiral 1,1'-bis-2-naphthol derivatives and tetracyanobenzene
;
_journal_coden_ASTM              CRECF4
_journal_issue                   4
_journal_name_full               CrystEngComm
_journal_page_first              620
_journal_page_last               624
_journal_paper_doi               10.1039/b817131a
_journal_volume                  11
_journal_year                    2009
_chemical_formula_sum            'C20 H8 Br N4 O'
_chemical_formula_weight         400.21
_space_group_IT_number           5
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C 2y'
_symmetry_space_group_name_H-M   'C 1 2 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 101.072(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   26.349(4)
_cell_length_b                   7.3596(11)
_cell_length_c                   8.8067(13)
_cell_measurement_reflns_used    3429
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.88
_cell_measurement_theta_min      1.58
_cell_volume                     1676.0(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.971
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       '\w scans'
_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  0.0248
_diffrn_reflns_av_sigmaI/netI    0.0603
_diffrn_reflns_limit_h_max       34
_diffrn_reflns_limit_h_min       -34
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            7309
_diffrn_reflns_theta_full        27.88
_diffrn_reflns_theta_max         27.88
_diffrn_reflns_theta_min         1.58
_exptl_absorpt_coefficient_mu    2.469
_exptl_absorpt_correction_T_max  0.7903
_exptl_absorpt_correction_T_min  0.3189
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.586
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             796
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.615
_refine_diff_density_min         -0.297
_refine_diff_density_rms         0.065
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.013(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.987
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     236
_refine_ls_number_reflns         3752
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.987
_refine_ls_R_factor_all          0.0309
_refine_ls_R_factor_gt           0.0275
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+0.1458P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0577
_refine_ls_wR_factor_ref         0.0641
_reflns_number_gt                3429
_reflns_number_total             3752
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             7200504
_cod_data_source_file            b817131a.cif
_cod_data_source_block           imai711_1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 

 Updated bibliographic information.

 Antanas Vaitkus,
 2019-09-18

 Marked entry as a duplicate of entry 7200504.

 Antanas Vaitkus,
 2019-09-18
;
_cod_original_sg_symbol_H-M      C2
_cod_database_code               7215550