Crystal structures of 5-bromo-1-arylpyrazoles and their halogen bonding features
Popa, Marcel Mirel; Shova, Sergiu; Dascalu, Mihaela; Caira, Mino R.; Dumitrascu, Florea; CrystEngComm 25 (2023) 86–94; doi:10.1039/D2CE01355J

data_7245901
_publ_section_title
;
 Crystal structures of 5-bromo-1-arylpyrazoles and their halogen bonding
 features
;
_journal_issue                   1
_journal_name_full               CrystEngComm
_journal_page_first              86
_journal_page_last               94
_journal_paper_doi               10.1039/D2CE01355J
_journal_volume                  25
_journal_year                    2023
_chemical_formula_moiety         'C21 H12 Cl3 N3 O3,C6 H3 Br3'
_chemical_formula_sum            'C27 H15 Br3 Cl3 N3 O3'
_chemical_formula_weight         775.50
_chemical_name_systematic
;
2,4,6-tris-(4-chlorophenoxy)-1,3,5-triazine tribromobenzene
;
_space_group_IT_number           173
_space_group_name_Hall           'P 6c'
_space_group_name_H-M_alt        'P 63'
_symmetry_cell_setting           hexagonal
_symmetry_space_group_name_Hall  'P 6c'
_symmetry_space_group_name_H-M   'P 63'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_block_doi                 10.5517/cc5812j
_audit_creation_method           SHELXL-97
_audit_update_record
;
2001-01-22 deposited with the CCDC.	2022-11-23 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            2
_cell_length_a                   15.250(2)
_cell_length_b                   15.250(2)
_cell_length_c                   6.8149(14)
_cell_measurement_reflns_used    999
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      28.84
_cell_measurement_theta_min      5.34
_cell_volume                     1372.6(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full .941
_diffrn_measured_fraction_theta_max .941
_diffrn_measurement_device_type  'Bruker SMART-CCD'
_diffrn_measurement_method       '/w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     .71073
_diffrn_reflns_av_R_equivalents  .0301
_diffrn_reflns_av_sigmaI/netI    .0187
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            17004
_diffrn_reflns_theta_full        30.45
_diffrn_reflns_theta_max         30.45
_diffrn_reflns_theta_min         1.54
_diffrn_standards_decay_%        'not measured'
_diffrn_standards_interval_count none
_diffrn_standards_interval_time  none
_diffrn_standards_number         none
_exptl_absorpt_coefficient_mu    4.737
_exptl_absorpt_correction_T_max  .379004
_exptl_absorpt_correction_T_min  .298932
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.876
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Needle
_exptl_crystal_F_000             756
_exptl_crystal_size_max          .35
_exptl_crystal_size_mid          .27
_exptl_crystal_size_min          .27
_refine_diff_density_max         .400
_refine_diff_density_min         -.899
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   .015(8)
_refine_ls_extinction_coef       'not refined'
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    refU
_refine_ls_matrix_type           full
_refine_ls_number_parameters     122
_refine_ls_number_reflns         2568
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          .0328
_refine_ls_R_factor_gt           .0267
_refine_ls_shift/su_max          .001
_refine_ls_shift/su_mean         .000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0418P)^2^+0.0942P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          .0623
_refine_ls_wR_factor_ref         .0642
_reflns_number_gt                2283
_reflns_number_total             2568
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            d2ce01355j2.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'multiscan' was
changed to 'multi-scan' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

data item '_symmetry_cell_setting' value 'Hexagonal' was changed to
'hexagonal' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

data item '_exptl_crystal_density_meas' value 'not measured' was
changed to '?' -- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 7556 2019-12-06 15:28:31Z antanas 

 Adding full bibliography for 7245901--7245906.cif.
;
_cod_original_sg_symbol_H-M      P6(3)
_cod_database_code               7245901