Fourth Generation Scorpionates: Coordination Behavior of a New Class of Conformationally Flexible Mixed-Donor (Pyrazol-1-yl)borates
Elena V. Mutseneck; Susanne Bieller; Michael Bolte; Hans-Wolfram Lerner; Matthias Wagner; Inorganic Chemistry 49 (2010) 3540–3552; doi:10.1021/ic100104t

data_4315242
_publ_section_title
;
 Fourth Generation Scorpionates: Coordination Behavior of a New Class of
 Conformationally Flexible Mixed-Donor (Pyrazol-1-yl)borates
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3540
_journal_page_last               3552
_journal_paper_doi               10.1021/ic100104t
_journal_volume                  49
_journal_year                    2010
_chemical_absolute_configuration unk
_chemical_formula_sum            'C26 H30 B2 Li N7 O'
_chemical_formula_weight         485.13
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 109.867(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.1477(6)
_cell_length_b                   19.4929(12)
_cell_length_c                   14.3962(8)
_cell_measurement_reflns_used    26157
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.8
_cell_measurement_theta_min      3.5
_cell_volume                     2678.2(3)
_computing_cell_refinement       'X-Area (Stoe & Cie, 2001)'
_computing_data_collection       'X-Area (Stoe & Cie, 2001)'
_computing_data_reduction        'X-Area (Stoe & Cie, 2001)'
_computing_molecular_graphics    'XP in SHELXTL-Plus (Sheldrick, 1991)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'STOE IPDS II two-circle-diffractometer'
_diffrn_measurement_method       \w
_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  0.0721
_diffrn_reflns_av_sigmaI/netI    0.0371
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            36111
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.75
_diffrn_reflns_theta_min         3.48
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.075
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.203
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1024
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.338
_refine_diff_density_min         -0.326
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     667
_refine_ls_number_reflns         5210
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_all          0.0548
_refine_ls_R_factor_gt           0.0452
_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^)+(0.0755P)^2^+0.2255P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1093
_refine_ls_wR_factor_ref         0.1141
_reflns_number_gt                4506
_reflns_number_total             5210
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic100104t_si_002_02.cif
_cod_data_source_block           wa832
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_database_code               4315242