Noveltert-Butyl-tris(3-hydrocarbylpyrazol-1-yl)borate Ligands: Synthesis, Spectroscopic Studies, and Coordination Chemistry#
Graziani, Olivier; Hamon, Paul; Thépot, Jean-Yves; Toupet, Loïc; Szilágyi, Petra Á.; Molnár, Gábor; Bousseksou, Azzedine; Tilset, Mats; Hamon, Jean-René; Inorganic Chemistry 45 (2006) 5661–5674; doi:10.1021/ic060458n

data_4332500
_publ_section_title
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 Noveltert-Butyl-tris(3-hydrocarbylpyrazol-1-yl)borate Ligands:&#x00A0;
 Synthesis, Spectroscopic Studies, and Coordination Chemistry#
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_journal_issue                   14
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              5661
_journal_page_last               5674
_journal_paper_doi               10.1021/ic060458n
_journal_volume                  45
_journal_year                    2006
_chemical_formula_sum            'C25 H44 B Li N6 O'
_chemical_formula_weight         462.41
_chemical_name_systematic
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 ?
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_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                86.3070(10)
_cell_angle_beta                 85.5870(10)
_cell_angle_gamma                70.603(2)
_cell_formula_units_Z            2
_cell_length_a                   11.2991(3)
_cell_length_b                   11.5788(3)
_cell_length_c                   11.6144(4)
_cell_measurement_temperature    150(2)
_cell_volume                     1427.80(7)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0555
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            6414
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         1.76
_exptl_absorpt_coefficient_mu    0.066
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.076
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             504
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.274
_refine_diff_density_min         -0.285
_refine_diff_density_rms         0.042
_refine_ls_extinction_coef       0.017(3)
_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   1.005
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     311
_refine_ls_number_reflns         6414
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.005
_refine_ls_R_factor_all          0.0848
_refine_ls_R_factor_gt           0.0499
_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^)+(0.0742P)^2^+0.2810P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1251
_refine_ls_wR_factor_ref         0.1466
_reflns_number_gt                4374
_reflns_number_total             6414
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic060458nsup1.cif
_cod_data_source_block           og
_cod_depositor_comments
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The following automatic conversions were performed:
'_atom_site_symetry_multiplicity' tag replaced with
'_atom_site_symmetry_multiplicity'.

Automatic conversion script
Id: cif_correct_tags 1440 2010-10-19 06:21:57Z saulius 
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_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4332500