Structural investigation of bromide complexation with bipodal, tripodal and tetrapodal cationic molecules
Ling, Irene; Sobolev, Alexandre N.; Loh, Sze Le; Turner, Gemma F.; Moggach, Stephen A.; CrystEngComm  (2020) –; doi:10.1039/D0CE00747A

data_7241029
_publ_section_title
;
 Structural investigation of bromide complexation with bipodal, tripodal
 and tetrapodal cationic molecules
;
_journal_name_full               CrystEngComm
_journal_paper_doi               10.1039/D0CE00747A
_journal_year                    2020
_chemical_formula_moiety         'C26 H34 N8, 4(Br), 4(H2 O)'
_chemical_formula_sum            'C26 H42 Br4 N8 O4'
_chemical_formula_weight         850.31
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2020-07-23 deposited with the CCDC.	2020-07-31 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 128.822(1)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   28.3447(4)
_cell_length_b                   8.4739(1)
_cell_length_c                   18.2377(3)
_cell_measurement_reflns_used    10740
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      32.165
_cell_measurement_theta_min      2.293
_cell_volume                     3412.85(10)
_computing_cell_refinement       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_collection       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_reduction        'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_molecular_graphics    'X-Seed v. 4.0 (Barbour, 2001)'
_computing_publication_material  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXT-2015/1 (Sheldrick, 2015)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 16.0009
_diffrn_detector_type            Sapphire3
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.941
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur-S'
_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  0.0351
_diffrn_reflns_av_unetI/netI     0.0287
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.941
_diffrn_reflns_limit_h_max       41
_diffrn_reflns_limit_h_min       -42
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            30439
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.941
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         32.524
_diffrn_reflns_theta_min         2.651
_exptl_absorpt_coefficient_mu    4.760
_exptl_absorpt_correction_T_max  1.0
_exptl_absorpt_correction_T_min  0.49078
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.46 (Rigaku Oxford Diffraction, 2018)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.655
_exptl_crystal_description       wedge
_exptl_crystal_F_000             1704
_exptl_crystal_size_max          0.290
_exptl_crystal_size_mid          0.245
_exptl_crystal_size_min          0.082
_refine_diff_density_max         1.227
_refine_diff_density_min         -0.696
_refine_diff_density_rms         0.100
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     193
_refine_ls_number_reflns         5834
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.0488
_refine_ls_R_factor_gt           0.0347
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0480P)^2^+6.5000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0843
_refine_ls_wR_factor_ref         0.0913
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4882
_reflns_number_total             5834
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0ce00747a2.cif
_cod_data_source_block           4MI181105
_cod_original_cell_volume        3412.85(9)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7241029
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.339
_shelx_estimated_absorpt_t_max   0.696
_shelx_res_checksum              91833