Para-Quinone-Containing Bis(pyrazol-1-yl)methane Ligands: Coordination Behavior Toward CoII and a C-H Activation Reaction with CeIV
Florian Blasberg; Jan W. Bats; Michael Bolte; Hans-Wolfram Lerner; Matthias Wagner; Inorganic Chemistry 49 (2010) 7435–7445; doi:10.1021/ic100754k

data_4316261
_publ_contact_author
;
      Dr. Michael Bolte
      Institut f\"ur Anorganische Chemie
      J. W. Goethe-Universit\"at
      Max-von-Laue-Str. 7
      60438 Frankfurt/Main
      Germany
;
_publ_contact_author_email       bolte@chemie.uni-frankfurt.de
_publ_contact_author_fax         '49 69 798 29239'
_publ_contact_author_phone       '49 69 798 29136'
_publ_section_title
;
 Para-Quinone-Containing Bis(pyrazol-1-yl)methane Ligands: Coordination
 Behavior Toward CoII and a C-H Activation Reaction with CeIV
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              7435
_journal_page_last               7445
_journal_paper_doi               10.1021/ic100754k
_journal_volume                  49
_journal_year                    2010
_chemical_formula_moiety         'C27 H24 N4 O2'
_chemical_formula_sum            'C27 H24 N4 O2'
_chemical_formula_weight         436.50
_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                 102.702(12)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.9509(17)
_cell_length_b                   8.3759(11)
_cell_length_c                   21.267(3)
_cell_measurement_reflns_used    169
_cell_measurement_temperature    164(2)
_cell_measurement_theta_max      23
_cell_measurement_theta_min      3
_cell_volume                     2250.5(5)
_computing_cell_refinement       'SMART (Siemens, 1995)'
_computing_data_collection       'SMART (Siemens, 1995)'
_computing_data_reduction        'SAINT (Siemens, 1995)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      164(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.952
_diffrn_measurement_device_type  SIEMENS_SMART_CCD
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0854
_diffrn_reflns_av_sigmaI/netI    0.0812
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            31289
_diffrn_reflns_theta_full        27.20
_diffrn_reflns_theta_max         27.99
_diffrn_reflns_theta_min         1.96
_diffrn_standards_decay_%        0.0
_diffrn_standards_interval_time  1200
_diffrn_standards_number         172
_exptl_absorpt_coefficient_mu    0.083
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.973
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2000)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.288
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             920
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.186
_refine_diff_density_min         -0.215
_refine_diff_density_rms         0.044
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.990
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     300
_refine_ls_number_reflns         5153
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.990
_refine_ls_R_factor_all          0.1406
_refine_ls_R_factor_gt           0.0573
_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^)+(0.05P)^2^+0.5P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1031
_refine_ls_wR_factor_ref         0.1301
_reflns_number_gt                2717
_reflns_number_total             5153
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            ic100754k_si_002_13.cif
_cod_data_source_block           L2ph
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4316261