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_4500049
_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 H20 P, C24 H16 B O4'
_chemical_formula_sum            'C48 H36 B O4 P'
_chemical_formula_weight         718.55
_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                 95.84(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.866(2)
_cell_length_b                   14.925(3)
_cell_length_c                   21.304(4)
_cell_measurement_reflns_used    12131
_cell_measurement_temperature    291(2)
_cell_measurement_theta_max      70.04
_cell_measurement_theta_min      3.62
_cell_volume                     3753.4(12)
_computing_cell_refinement       'CAD4 Program (Nonius 1989)'
_computing_data_collection       'CAD4 Program (Nonius 1989)'
_computing_data_reduction        'Local Program'
_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      291(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  Enraf-Nonius-CAD4
_diffrn_measurement_method       \w/2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'X-ray sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.000
_diffrn_reflns_av_sigmaI/netI    0.1440
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            32131
_diffrn_reflns_theta_full        70.04
_diffrn_reflns_theta_max         70.04
_diffrn_reflns_theta_min         3.62
_diffrn_standards_decay_%        0.09
_diffrn_standards_interval_time  60
_diffrn_standards_number         5
_exptl_absorpt_coefficient_mu    1.010
_exptl_absorpt_correction_T_max  0.9100
_exptl_absorpt_correction_T_min  0.7500
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details   'from crystal shape'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.272
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1504
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.224
_refine_diff_density_min         -0.244
_refine_diff_density_rms         0.059
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.063
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     487
_refine_ls_number_reflns         7121
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0765
_refine_ls_R_factor_gt           0.0569
_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^)+(0.0100P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1154
_refine_ls_wR_factor_ref         0.1166
_reflns_number_gt                4793
_reflns_number_total             7121
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            deposit.cif
_cod_data_source_block           jiw945
_cod_original_cell_volume        3753.4(13)
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               4500049