[Me2NN]Co(η6-toluene): OO, NN, and ON Bond Cleavage Provides β-Diketiminato Cobalt μ-Oxo and Imido Complexes
Xuliang Dai; Pooja Kapoor; Timothy H. Warren; Journal of the American Chemical Society 126 (2004) 4798–4799; doi:10.1021/ja036308i

data_4112450
_publ_contact_author             'Timothy H. Warren'
_publ_contact_author_email       thw@georgetown.edu
_publ_section_title
;
 [Me2NN]Co(\h6-toluene): OO, NN, and ON Bond Cleavage Provides
 \b-Diketiminato Cobalt \m-Oxo and Imido Complexes
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              4798
_journal_page_last               4799
_journal_paper_doi               10.1021/ja036308i
_journal_volume                  126
_journal_year                    2004
_chemical_formula_sum            'C50 H59 Co2 N5 O'
_chemical_formula_weight         863.88
_chemical_name_common            {Me2NN]Co}2(m-O)(m-NAr)
_chemical_name_systematic
; 
 ? 
;
_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                 90.198(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.7800(15)
_cell_length_b                   21.782(3)
_cell_length_c                   19.294(3)
_cell_measurement_reflns_used    5091
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.51
_cell_measurement_theta_min      2.35
_cell_volume                     4530.4(11)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics
'ORTEP-3 for Windows; Ferrugia L J (1997), J. Appl. Cryst. 30, 565'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0593
_diffrn_reflns_av_sigmaI/netI    0.0536
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            44135
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.41
_exptl_absorpt_coefficient_mu    0.772
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.815
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS based on Blessing's method; Blessing, Acta Cryst. (1995) A51 33-38'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.268
_exptl_crystal_description       block
_exptl_crystal_F_000             1824
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.711
_refine_diff_density_min         -0.497
_refine_diff_density_rms         0.074
_refine_ls_extinction_coef       0
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.038
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     453
_refine_ls_number_reflns         8906
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.112
_refine_ls_R_factor_all          0.0835
_refine_ls_R_factor_gt           0.0462
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0688P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1150
_refine_ls_wR_factor_ref         0.1266
_reflns_number_gt                6044
_reflns_number_total             8906
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja036308isi20030523_032818.cif
_cod_data_source_block           p21n
_cod_original_cell_volume        4530.4(12)
_cod_original_formula_sum        'C50 H59 Co2 N5 O1'
_cod_database_code               4112450