Two-dimensional halogen-bonded organic frameworks based on the tetrabromobenzene-1,4-dicarboxylic acid building molecule
Chongboriboon, Nucharee; Samakun, Kodchakorn; Inprasit, Thitirat; Kielar, Filip; Dungkaew, Winya; Wong, Lawrence W.-Y.; Sung, Herman H.-Y.; Ninković, Dragan B.; Zarić, Snežana D.; Chainok, Kittipong; CrystEngComm 22 (2020) 24–34; doi:10.1039/C9CE01140D

data_7234792
_publ_section_title
;
 Two-dimensional halogen-bonded organic frameworks based on the
 tetrabromobenzene-1,4-dicarboxylic acid building molecule
;
_journal_issue                   1
_journal_name_full               CrystEngComm
_journal_page_first              24
_journal_page_last               34
_journal_paper_doi               10.1039/C9CE01140D
_journal_volume                  22
_journal_year                    2020
_chemical_formula_moiety         'C8 H2 Br4 O4, 2(C3 H6 O)'
_chemical_formula_sum            'C14 H14 Br4 O6'
_chemical_formula_weight         597.89
_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'
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2019-07-18
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2019-07-18 deposited with the CCDC.    2019-10-28 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 93.250(7)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   25.174(5)
_cell_length_b                   9.1572(18)
_cell_length_c                   8.9838(17)
_cell_measurement_reflns_used    7982
_cell_measurement_temperature    296
_cell_measurement_theta_max      25.546
_cell_measurement_theta_min      3.243
_cell_volume                     2067.6(7)
_computing_cell_refinement       'SAINT V8.38A (?, 2016)'
_computing_data_reduction        'SAINT V8.38A (?, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      296.0
_diffrn_detector                 'Bruker PHOTON 100 area detector'
_diffrn_detector_area_resol_mean 10.5
_diffrn_detector_type            'PHOTON area detector'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device       'four-circle KAPPA diffractometer'
_diffrn_measurement_device_type  'BRUKER D8 CMOS PHOTON II'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_collimation    '0.5 mm'
_diffrn_radiation_monochromator  'graphiteDouble Bounce Multilayer Mirror'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0634
_diffrn_reflns_av_unetI/netI     0.0279
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       30
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            23666
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.757
_diffrn_reflns_theta_min         3.242
_diffrn_source                   'microfocus sealed x-ray tube'
_diffrn_source_type              'Incoatec I\mus'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    7.809
_exptl_absorpt_correction_T_max  0.7453
_exptl_absorpt_correction_T_min  0.4598
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.1287 before and 0.0688 after correction. The Ratio of minimum to maximum transmission is 0.6169. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.921
_exptl_crystal_description       block
_exptl_crystal_F_000             1144
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.26
_refine_diff_density_max         0.489
_refine_diff_density_min         -0.398
_refine_diff_density_rms         0.075
_refine_ls_extinction_coef       0.00068(9)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     155
_refine_ls_number_reflns         1973
_refine_ls_number_restraints     44
_refine_ls_restrained_S_all      1.013
_refine_ls_R_factor_all          0.0488
_refine_ls_R_factor_gt           0.0306
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0238P)^2^+5.3796P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0598
_refine_ls_wR_factor_ref         0.0655
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1521
_reflns_number_total             1973
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9ce01140d2.cif
_cod_data_source_block           1rt
_cod_depositor_comments
;Adding full bibliography for 7234791--7234798.cif.

 Adding full bibliography for 7234791--7234798.cif.
;
_cod_original_cell_volume        2067.7(7)
_cod_database_code               7234792
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.236
_shelx_estimated_absorpt_t_min   0.203
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.5 times of:
  All C(H,H,H) groups
2. Restrained distances
 O1-H1
 0.84 with sigma of 0.02
 C7A-C5A \\sim C6A-C5A
 with sigma of 0.02
 C6B-C5B \\sim C7B-C5B
 with sigma of 0.02
 C6A-O3A \\sim O3A-C7A
 with sigma of 0.02
 O3B-C6B \\sim C6B-C7B
 with sigma of 0.02
 O3A-C5A \\sim O3B-C5B
 with sigma of 0.02
 C7A-C6A \\sim C6B-C7B
 with sigma of 0.02
3. Rigid body (RIGU) restrains
 O3A, C5A, C6A, C7A
 with sigma for 1-2 distances of 0.002 and sigma for 1-3 distances of 0.002
 O3B, C5B, C6B, C7B
 with sigma for 1-2 distances of 0.002 and sigma for 1-3 distances of 0.002
4. Others
 Sof(O3B)=Sof(C5B)=Sof(C6B)=Sof(H6BA)=Sof(H6BB)=Sof(H6BC)=Sof(C7B)=Sof(H7BA)=
 Sof(H7BB)=Sof(H7BC)=1-FVAR(1)
 Sof(O3A)=Sof(C5A)=Sof(C6A)=Sof(H6AA)=Sof(H6AB)=Sof(H6AC)=Sof(C7A)=Sof(H7AA)=
 Sof(H7AB)=Sof(H7AC)=FVAR(1)
5.a Idealised Me refined as rotating group:
 C6A(H6AA,H6AB,H6AC), C6B(H6BA,H6BB,H6BC), C7A(H7AA,H7AB,H7AC), C7B(H7BA,H7BB,
 H7BC)
;
_shelx_res_checksum              55186
_olex2_submission_special_instructions 'No special instructions were received'