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_7012944
_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            'C23 H30 Br3 Ga3 N4 Se3'
_chemical_formula_weight         1048.28
_chemical_name_systematic
; 
? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 107.3034(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.44700(10)
_cell_length_b                   20.5176(2)
_cell_length_c                   14.5765(2)
_cell_measurement_reflns_used    87910
_cell_measurement_temperature    143(2)
_cell_volume                     3268.57(6)
_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      143(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'NONIUS DIP 2020'
_diffrn_measurement_method       phi-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  0.051
_diffrn_reflns_av_sigmaI/netI    0.0291
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            87910
_diffrn_reflns_theta_full        26.82
_diffrn_reflns_theta_max         26.82
_diffrn_reflns_theta_min         3.32
_exptl_absorpt_coefficient_mu    9.483
_exptl_absorpt_correction_T_max  0.864
_exptl_absorpt_correction_T_min  0.558
_exptl_absorpt_correction_type   delabs
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    2.130
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1984
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.581
_refine_diff_density_min         -0.383
_refine_diff_density_rms         0.097
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.131
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     332
_refine_ls_number_reflns         6950
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.131
_refine_ls_R_factor_all          0.0300
_refine_ls_R_factor_gt           0.0252
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0153P)^2^+3.3085P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0549
_refine_ls_wR_factor_ref         0.0566
_reflns_number_gt                6318
_reflns_number_total             6950
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b302815a.txt
_cod_data_source_block           nog24b
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      P(2)1/c
_cod_database_code               7012944