Crystal Structures of Spiroborates Derived from 2,2'-Dihydroxybiphenyl
Emilie Voisin; Thierry Maris; James D. Wuest; Cryst. Growth & Design 8 (2008) 308–318; doi:10.1021/cg700803k

data_4500042
_publ_section_title
;
 Crystal Structures of Spiroborates Derived from 2,2'-Dihydroxybiphenyl
;
_journal_name_full               'Cryst. Growth & Design'
_journal_page_first              308
_journal_page_last               318
_journal_paper_doi               10.1021/cg700803k
_journal_volume                  8
_journal_year                    2008
_chemical_compound_source        'Synthesized by the authors. See text'
_chemical_formula_moiety         'C24 H16 B O4, C8 H20 N'
_chemical_formula_sum            'C32 H36 B N O4'
_chemical_formula_weight         509.43
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 115.519(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   18.0047(8)
_cell_length_b                   17.8601(8)
_cell_length_c                   18.6114(9)
_cell_measurement_reflns_used    11776
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      71.68
_cell_measurement_theta_min      2.86
_cell_volume                     5400.9(4)
_computing_cell_refinement       'SMART (Bruker, 1999)'
_computing_data_collection       'SMART (Bruker, 1999)'
_computing_data_reduction        'SAINT (Bruker, 1999)'
_computing_molecular_graphics    'SHELXTL (Bruker, 1997)'
_computing_publication_material  'UdMX (local program)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 5.5
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'Bruker AXS Smart 2K/Platform'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Sealed Tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.049
_diffrn_reflns_av_sigmaI/netI    0.0456
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            48563
_diffrn_reflns_theta_full        72.63
_diffrn_reflns_theta_max         72.63
_diffrn_reflns_theta_min         2.86
_diffrn_standards_decay_%        0.00
_diffrn_standards_number         5
_exptl_absorpt_coefficient_mu    0.642
_exptl_absorpt_correction_T_max  0.9610
_exptl_absorpt_correction_T_min  0.9150
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs (Sheldrick,1996)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.253
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2176
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.266
_refine_diff_density_min         -0.277
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.004
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     685
_refine_ls_number_reflns         10524
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.004
_refine_ls_R_factor_all          0.0557
_refine_ls_R_factor_gt           0.0421
_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^)+(0.0609P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1038
_refine_ls_wR_factor_ref         0.1087
_reflns_number_gt                8057
_reflns_number_total             10524
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            deposit.cif
_cod_data_source_block           jiw858
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               4500042