Syntheses and Structures of Two New Organically Templated Borogermanates
Wang, Guo-Ming; Sun, Yan-Qiong; Yang, Guo-Yu; Crystal Growth & Design 5 (2005) 313–; doi:10.1021/cg049872t

data_4505053
_publ_section_title
;
 Syntheses and Structures of Two New Organically Templated Borogermanates
;
_journal_issue                   1
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              313
_journal_paper_doi               10.1021/cg049872t
_journal_volume                  5
_journal_year                    2005
_chemical_formula_sum            'C6 H18 B2 Ge3 N2 O11'
_chemical_formula_weight         533.61
_chemical_name_systematic
; 
 ? 
;
_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   geom
_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                   6.7947(2)
_cell_length_b                   11.6963(2)
_cell_length_c                   19.9102(3)
_cell_measurement_reflns_used    2831
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.0264
_cell_measurement_theta_min      1.7404
_cell_volume                     1582.32(6)
_computing_cell_refinement       'CrystalClear (Rigaku Corp., 2000)'
_computing_data_collection       'CrystalClear (Rigaku Corp., 2000)'
_computing_data_reduction        'CrystalClear (Rigaku Corp., 2000)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_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  0.0419
_diffrn_reflns_av_sigmaI/netI    0.0262
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            8635
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         3.47
_exptl_absorpt_coefficient_mu    5.721
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7229
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    2.240
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             1048
_exptl_crystal_size_max          0.1500
_exptl_crystal_size_mid          0.1200
_exptl_crystal_size_min          0.0400
_refine_diff_density_max         0.765
_refine_diff_density_min         -0.818
_refine_diff_density_rms         0.112
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.167
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     110
_refine_ls_number_reflns         1374
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.167
_refine_ls_R_factor_all          0.0397
_refine_ls_R_factor_gt           0.0374
_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^)+(0.0314P)^2^+6.6454P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0836
_refine_ls_wR_factor_ref         0.0847
_reflns_number_gt                1317
_reflns_number_total             1374
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg049872tsi20040404_085626.cif
_cod_data_source_block           BGe-DACH
_cod_original_sg_symbol_H-M      Pbcn
_cod_database_code               4505053