Ion-pairing assemblies based on π-extended dipyrrolylquinoxalines
Yamakado, Ryohei; Ishibashi, Haruna; Motoyoshi, Yukari; Yasuda, Nobuhiro; Maeda, Hiromitsu; Chemical Communications  (2018) –; doi:10.1039/C8CC08205G

data_7122686
_publ_section_title
;
 Ion-pairing assemblies based on \p-extended dipyrrolylquinoxalines
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C8CC08205G
_journal_year                    2018
_chemical_formula_moiety         'C28 H20 N4'
_chemical_formula_sum            'C28 H20 N4'
_chemical_formula_weight         412.48
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      33
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2018-10-05 deposited with the CCDC.
2018-12-04 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.990(6)
_cell_length_b                   24.357(9)
_cell_length_c                   5.395(2)
_cell_measurement_reflns_used    2247
_cell_measurement_temperature    93(2)
_cell_measurement_theta_max      68.2
_cell_measurement_theta_min      26.0
_cell_volume                     1969.8(13)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      93(2)
_diffrn_detector_area_resol_mean 5.8140
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'Rigaku XtaLAB P200'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54187
_diffrn_reflns_av_R_equivalents  0.0259
_diffrn_reflns_av_sigmaI/netI    0.0293
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       5
_diffrn_reflns_limit_l_min       -6
_diffrn_reflns_number            7193
_diffrn_reflns_theta_full        66.00
_diffrn_reflns_theta_max         66.00
_diffrn_reflns_theta_min         6.94
_exptl_absorpt_coefficient_mu    0.654
_exptl_absorpt_correction_T_max  0.9375
_exptl_absorpt_correction_T_min  0.6573
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.391
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             864
_exptl_crystal_size_max          0.70
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.204
_refine_diff_density_min         -0.278
_refine_diff_density_rms         0.072
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.4(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     289
_refine_ls_number_reflns         3094
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0339
_refine_ls_R_factor_gt           0.0333
_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^)+(0.0600P)^2^+0.1260P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0833
_refine_ls_wR_factor_ref         0.0843
_reflns_number_gt                3023
_reflns_number_total             3094
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c8cc08205g2.cif
_cod_data_source_block           40719m3
_cod_database_code               7122686