Synthesis and structural characterisation of bulky heptaaromatic (hetero)aryl o-substituted s-aryltetrazines
Mboyi, Clève D.; Daher, Ahmad; Khirzada, Neelab; Devillers, Charles H.; Cattey, Hélène; Fleurat-Lessard, Paul; Roger, Julien; Hierso, Jean-Cyrille; New Journal of Chemistry 44 (2020) 15235–15243; doi:10.1039/D0NJ02338H

data_7059892
_publ_section_title
;
 Synthesis and structural characterisation of bulky heptaaromatic
 (hetero)aryl o-substituted s-aryltetrazines
;
_journal_issue                   35
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              15235
_journal_page_last               15243
_journal_paper_doi               10.1039/D0NJ02338H
_journal_volume                  44
_journal_year                    2020
_chemical_formula_moiety         'C14 H6 Br4 N4'
_chemical_formula_sum            'C14 H6 Br4 N4'
_chemical_formula_weight         549.87
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2017-05-24
_audit_creation_method
;
Olex2 1.2
(compiled 2017.03.28 svn.r3405 for OlexSys, GUI svn.r5337)
;
_audit_update_record
;
2017-06-28 deposited with the CCDC.	2020-07-27 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 96.1330(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.4013(7)
_cell_length_b                   7.1404(6)
_cell_length_c                   26.687(2)
_cell_measurement_reflns_used    9971
_cell_measurement_temperature    120
_cell_measurement_theta_max      27.66
_cell_measurement_theta_min      2.95
_cell_volume                     1591.8(2)
_computing_cell_refinement       'SAINT V8.38A (Bruker, 2016)'
_computing_data_collection       'APEX3 (Bruker, 2015)'
_computing_data_reduction        'SAINT V8.38A (Bruker, 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      120
_diffrn_detector                 'CCD Plate'
_diffrn_detector_area_resol_mean '512 x 512'
_diffrn_detector_type            APEX2
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device       '\k-geometry diffractometer'
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans''
_diffrn_radiation_collimation    '0.6 mm'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_radiation_xray_symbol    K-L~3~
_diffrn_reflns_av_R_equivalents  0.0245
_diffrn_reflns_av_unetI/netI     0.0156
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            22972
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.682
_diffrn_reflns_theta_min         1.535
_diffrn_source                   'X-ray tube'
_diffrn_source_target            Mo
_diffrn_source_type              'Siemens KFF Mo 2K-180'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    10.113
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.4371
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.1386 before and 0.0353 after correction. The Ratio of minimum to maximum transmission is 0.5862. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            'light red'
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    2.295
_exptl_crystal_description       prism
_exptl_crystal_F_000             1032
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.496
_refine_diff_density_min         -0.662
_refine_diff_density_rms         0.116
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.152
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     199
_refine_ls_number_reflns         3710
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.152
_refine_ls_R_factor_all          0.0227
_refine_ls_R_factor_gt           0.0191
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0226P)^2^+2.0483P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0476
_refine_ls_wR_factor_ref         0.0554
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3382
_reflns_number_total             3710
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0nj02338h2.cif
_cod_data_source_block           Compound_2
_cod_depositor_comments
'Adding full bibliography for 7059892--7059896.cif.'
_cod_database_code               7059892
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.312
_shelx_estimated_absorpt_t_min   0.107
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C13(H13), C11(H11), C12(H12), C4(H4), C2(H2), C3(H3)
;
_olex2_diffrn_ambient_temperature_device 'Oxford Cryosystems'
_olex2_submission_special_instructions 'No special instructions were received'