Ln2Ga[B3O6(OH)]2[B7O9(OH)2](CH3CO2)2 (Ln = Y, Sm, Eu, Gd, Dy): A Series of Lanthanide Galloborates Decorated by Acetate Anions.
Yang, Hui; Hu, Chun-Li; Mao, Jiang-Gao; Inorganic chemistry 55 (2016) 6051–6060; doi:10.1021/acs.inorgchem.6b00584

data_4347770
_publ_section_title
;
 Ln2Ga[B3O6(OH)]2[B7O9(OH)2](CH3CO2)2 (Ln = Y, Sm, Eu, Gd, Dy): A Series
 of Lanthanide Galloborates Decorated by Acetate Anions.
;
_journal_issue                   12
_journal_name_full               'Inorganic chemistry'
_journal_page_first              6051
_journal_page_last               6060
_journal_paper_doi               10.1021/acs.inorgchem.6b00584
_journal_volume                  55
_journal_year                    2016
_chemical_formula_sum            'C4 H10 B13 Dy2 Ga O29'
_chemical_formula_weight         1057.37
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_cell_setting           monoclinic
_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_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 105.882(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.1779(4)
_cell_length_b                   8.54810(10)
_cell_length_c                   17.2497(3)
_cell_measurement_reflns_used    8168
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      62.5340
_cell_measurement_theta_min      4.7740
_cell_volume                     2719.88(8)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0338
_diffrn_reflns_av_sigmaI/netI    0.0182
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            16179
_diffrn_reflns_theta_full        62.45
_diffrn_reflns_theta_max         62.45
_diffrn_reflns_theta_min         4.79
_exptl_absorpt_coefficient_mu    31.224
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.50545
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    2.582
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             1976
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.658
_refine_diff_density_min         -0.783
_refine_diff_density_rms         0.094
_refine_ls_extinction_coef       0.000038(8)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.073
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     225
_refine_ls_number_reflns         2143
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.077
_refine_ls_R_factor_all          0.0199
_refine_ls_R_factor_gt           0.0181
_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^)+(0.0247P)^2^+7.5489P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0449
_refine_ls_wR_factor_ref         0.0459
_reflns_number_gt                2043
_reflns_number_total             2143
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic6b00584_si_002.cif
_cod_data_source_block           5
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4347770