Halogen bonding of electrophilic bromocarbons with pseudohalide anions.
Rosokha, Sergiy V.; Stern, Charlotte L.; Swartz, Alan; Stewart, Rory; Physical chemistry chemical physics : PCCP 16 (2014) 12968–12979; doi:10.1039/c4cp00976b

data_7216147
_publ_section_title
;
 Halogen bonding of electrophilic bromocarbons with pseudohalide anions.
;
_journal_issue                   25
_journal_name_full               'Physical chemistry chemical physics : PCCP'
_journal_page_first              12968
_journal_page_last               12979
_journal_paper_doi               10.1039/c4cp00976b
_journal_volume                  16
_journal_year                    2014
_chemical_formula_moiety         'C Br3 N O2, C12 H28 N, C N O'
_chemical_formula_sum            'C14 H28 Br3 N3 O3'
_chemical_formula_weight         526.12
_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'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2014-02-18
_audit_creation_method
;
  Olex2 1.1
  (compiled Nov  1 2011 20:42:30, GUI svn.r3906)
;
_cell_angle_alpha                90
_cell_angle_beta                 98.635(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.3003(4)
_cell_length_b                   18.9573(10)
_cell_length_c                   12.9480(6)
_cell_measurement_reflns_used    9888
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.53
_cell_measurement_theta_min      2.67
_cell_volume                     2014.29(17)
_computing_cell_refinement       'SAINT V7.23A (Bruker, 2005)'
_computing_data_collection       'APEX2 V2.1-4 (Bruker, 2007)'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100.0
_diffrn_detector_area_resol_mean 8
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0439
_diffrn_reflns_av_unetI/netI     0.0192
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            100523
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.655
_diffrn_reflns_theta_min         1.920
_diffrn_source                   'sealed tube'
_diffrn_source_current           30.0
_diffrn_source_power             1.5
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    6.024
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.4563
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2008/1 (Bruker,2008) was used for absorption correction. wR2(int) was 0.1263 before and 0.0527 after correction. The Ratio of minimum to maximum transmission is 0.6116. The \l/2 correction factor is 0.0015.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.735
_exptl_crystal_description       prism
_exptl_crystal_F_000             1048
_exptl_crystal_size_max          0.496
_exptl_crystal_size_mid          0.346
_exptl_crystal_size_min          0.144
_refine_diff_density_max         0.923
_refine_diff_density_min         -0.937
_refine_diff_density_rms         0.076
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.036
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     212
_refine_ls_number_reflns         6198
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          0.0291
_refine_ls_R_factor_gt           0.0220
_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^)+(0.0198P)^2^+1.5317P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0467
_refine_ls_wR_factor_ref         0.0488
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5421
_reflns_number_total             6198
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c4cp00976b2.cif
_cod_data_source_block           n1777
_cod_depositor_comments
'Adding full bibliography for 7216144--7216148.cif.'
_cod_database_code               7216147
_shelxl_version_number           2013-3
_shelx_estimated_absorpt_t_max   0.477
_shelx_estimated_absorpt_t_min   0.154
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C2(H2A,H2B), C3(H3A,H3B), C5(H5A,H5B), C6(H6A,H6B), C8(H8A,H8B), C9(H9A,H9B),
 C11(H11A,H11B), C12(H12A,H12B)
2.b Idealised Me refined as rotating group:
 C4(H4A,H4B,H4C), C7(H7A,H7B,H7C), C10(H10A,H10B,H10C), C13(H13A,H13B,H13C)
;
_shelx_res_checksum              32043
_olex2_computing_structure_solution_long 'ShelXS (Sheldrick, 2008)'