<i>catena</i>-Poly[[(tetrahydrofuran-κ<i>O</i>)lithium(I)]-bis(μ-trimethylsilanolato-κ^2^<i>O</i>:<i>O</i>)-gallium(III)-bis(μ-trimethylsilanolato-κ^2^<i>O</i>:<i>O</i>)-[(tetrahydrofuran-κ<i>O</i>)lithium(I)]-μ-bromido]
Grubba, Rafał; Baranowska, Katarzyna; Pikies, Jerzy; Acta Crystallographica Section E 66 (2010) m1242–; doi:10.1107/S1600536810035518

data_2227673
_publ_section_title
;
 <i>catena</i>-Poly[[(tetrahydrofuran-\k<i>O</i>)lithium(I)]-bis(\m-trimethylsilanolato-\k^2^<i>O</i>:<i>O</i>)-gallium(III)-bis(\m-trimethylsilanolato-\k^2^<i>O</i>:<i>O</i>)-[(tetrahydrofuran-\k<i>O</i>)lithium(I)]-\m-bromido]
;
_journal_coeditor_code           IS2596
_journal_issue                   10
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m1242
_journal_paper_doi               10.1107/S1600536810035518
_journal_volume                  66
_journal_year                    2010
_chemical_formula_iupac          '[Ga Li2 Br (C3 H9 O Si)4 (C4 H8 O)2]'
_chemical_formula_moiety         'C20 H52 Br1 Ga1 Li2 O6 Si4'
_chemical_formula_sum            'C20 H52 Br Ga Li2 O6 Si4'
_chemical_formula_weight         664.49
_chemical_name_systematic
;
<i>catena</i>-Poly[[(tetrahydrofuran-\k<i>O</i>)lithium(I)]-
bis(\m-trimethylsilanolato-\k^2^<i>O</i>:<i>O</i>)-gallium(III)-
bis(\m-trimethylsilanolato-\k^2^<i>O</i>:<i>O</i>)-
[(tetrahydrofuran-\k<i>O</i>)lithium(I)]-\m-bromido]
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.3
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 130.81(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   25.802(8)
_cell_length_b                   9.761(2)
_cell_length_c                   18.689(6)
_cell_measurement_reflns_used    29109
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      24.95
_cell_measurement_theta_min      1.44
_cell_volume                     3563(2)
_computing_cell_refinement       'IPDS (Stoe & Cie, 2008)'
_computing_data_collection       'IPDS (Stoe & Cie, 2008)'
_computing_data_reduction        'X-RED32 (Stoe & Cie, 2008)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 6.67
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type  'Stoe Stadi IPDS 2'
_diffrn_measurement_method       '\w scan'
_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  0.0797
_diffrn_reflns_limit_h_max       30
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            19442
_diffrn_reflns_theta_full        24.98
_diffrn_reflns_theta_max         24.98
_diffrn_reflns_theta_min         2.19
_exptl_absorpt_coefficient_mu    2.055
_exptl_absorpt_correction_T_max  0.7342
_exptl_absorpt_correction_T_min  0.5032
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details
;
(<i>X-RED32</i>; Stoe & Cie, 2008)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.239
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1392
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.09
_refine_diff_density_max         0.439
_refine_diff_density_min         -0.595
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.048
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     199
_refine_ls_number_reflns         3098
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.048
_refine_ls_R_factor_all          0.0325
_refine_ls_R_factor_gt           0.0308
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0478P)^2^+2.5155P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0828
_refine_ls_wR_factor_ref         0.0841
_reflns_number_gt                2926
_reflns_number_total             3098
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            is2596.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2227673
_cod_database_fobs_code          2227673