Preparation and structure of soluble complexes of the ternary compounds GaSBr and GaSeBr
Nogai, Stefan D.; Schmidbaur, Hubert; Dalton Transactions  (2003) 2488–; doi:10.1039/b302815a

data_7012947
_publ_section_title
;
 Preparation and structure of soluble complexes of the ternary
 compounds GaSBr and GaSeBr
;
_journal_issue                   12
_journal_name_full               'Dalton Transactions'
_journal_page_first              2488
_journal_paper_doi               10.1039/b302815a
_journal_year                    2003
_chemical_formula_sum            'C8 H16 Br3 Ga O2'
_chemical_formula_weight         453.66
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2n 2ab'
_symmetry_space_group_name_H-M   'P b c n'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.5892(2)
_cell_length_b                   10.1503(2)
_cell_length_c                   12.6862(2)
_cell_measurement_reflns_used    37512
_cell_measurement_temperature    273(2)
_cell_volume                     1363.56(4)
_computing_cell_refinement       DENZO
_computing_data_collection       XPRESS
_computing_data_reduction        SCALEPACK
_computing_molecular_graphics    SHELXTL-PLUS
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'NONIUS DIP 2020'
_diffrn_measurement_method       phir-rotation
_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  0.087
_diffrn_reflns_av_sigmaI/netI    0.0292
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            37512
_diffrn_reflns_theta_full        26.74
_diffrn_reflns_theta_max         26.74
_diffrn_reflns_theta_min         2.78
_exptl_absorpt_coefficient_mu    10.786
_exptl_absorpt_correction_T_max  0.803
_exptl_absorpt_correction_T_min  0.417
_exptl_absorpt_correction_type   delabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.210
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             864
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.40
_refine_diff_density_max         0.633
_refine_diff_density_min         -0.494
_refine_diff_density_rms         0.095
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.147
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     97
_refine_ls_number_reflns         1453
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.147
_refine_ls_R_factor_all          0.0278
_refine_ls_R_factor_gt           0.0254
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0152P)^2^+2.5611P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0588
_refine_ls_wR_factor_ref         0.0597
_reflns_number_gt                1360
_reflns_number_total             1453
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b302815a.txt
_cod_data_source_block           nog23
_cod_original_sg_symbol_H-M      Pbcn
_cod_database_code               7012947