Highly Distorted κ3-N,N,H Bonding of Bis(3,5-di-tert-butylpyrazolyl)borate Ligands to the Heavier Group 2 Elements†
Saly, Mark J.; Winter, Charles H.; Organometallics 29 (2010) 5472–; doi:10.1021/om100434e

data_4066392
_publ_section_title
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 Highly Distorted \k3-N,N,H Bonding of
 Bis(3,5-di-tert-butylpyrazolyl)borate Ligands to the Heavier Group 2
 Elements&#x2020;
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_journal_issue                   21
_journal_name_full               Organometallics
_journal_page_first              5472
_journal_paper_doi               10.1021/om100434e
_journal_volume                  29
_journal_year                    2010
_chemical_formula_sum            'C22 H41 B N4'
_chemical_formula_weight         372.40
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 107.9330(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.1330(3)
_cell_length_b                   10.5005(3)
_cell_length_c                   19.2542(4)
_cell_measurement_reflns_used    9896
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.1
_cell_measurement_theta_min      2.2
_cell_volume                     2333.86(10)
_computing_cell_refinement       'Bruker APEX2'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker APEX2'
_computing_molecular_graphics    SHELXTL-Plus
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_method       'Bruker APEX2'
_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  0.0535
_diffrn_reflns_av_sigmaI/netI    0.0292
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            72640
_diffrn_reflns_theta_full        28.30
_diffrn_reflns_theta_max         28.75
_diffrn_reflns_theta_min         1.76
_exptl_absorpt_coefficient_mu    0.062
_exptl_absorpt_correction_T_max  0.9963
_exptl_absorpt_correction_T_min  0.9840
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, Sheldrick, 1997'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.060
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       fragment
_exptl_crystal_F_000             824
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.343
_refine_diff_density_min         -0.259
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     268
_refine_ls_number_reflns         6032
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0603
_refine_ls_R_factor_gt           0.0438
_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^)+(0.0649P)^2^+0.4698P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1115
_refine_ls_wR_factor_ref         0.1220
_reflns_number_gt                4887
_reflns_number_total             6032
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om100434e_si_002.cif
_cod_data_source_block           aban(6)
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
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_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               4066392