Hindered Rotation Leading to Nonequivalence in 2-Substituted Benzyl Cobaloximes: Structure−Property Relationship†
Mandal, Debaprasad; Gupta, B. D.; Organometallics 26 (2007) 658–; doi:10.1021/om060940d

data_4072677
_publ_section_title
;
 Hindered Rotation Leading to Nonequivalence in 2-Substituted Benzyl
 Cobaloximes:&#x00A0; Structure&#x2212;Property Relationship&#x2020;
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_journal_issue                   3
_journal_name_full               Organometallics
_journal_page_first              658
_journal_paper_doi               10.1021/om060940d
_journal_volume                  26
_journal_year                    2007
_chemical_formula_moiety         'C24 H28 Co N5 O4'
_chemical_formula_sum            'C24 H28 Co N5 O4'
_chemical_formula_weight         509.44
_chemical_name_common            2-napthyl-Co(dmgH)2Py
_chemical_name_systematic
;
 2-Napthyl-bis(dimethylglyoximeto)(pyridine)cobalt(III)
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_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                110.607(2)
_cell_angle_beta                 100.011(2)
_cell_angle_gamma                109.289(2)
_cell_formula_units_Z            2
_cell_length_a                   10.0739(14)
_cell_length_b                   11.3738(16)
_cell_length_c                   12.1513(17)
_cell_measurement_reflns_used    600
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      +28.0
_cell_measurement_theta_min      -28.0
_cell_volume                     1161.8(3)
_computing_cell_refinement       'Bruker SMART v5.628'
_computing_data_collection       'Bruker SMART v5.628'
_computing_data_reduction        'Bruker SAINT+ v6.45'
_computing_molecular_graphics    Diamond
_computing_publication_material  'WinGX v1.64.05'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR 97'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.955
_diffrn_measured_fraction_theta_max 0.955
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       \f/\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  0.0279
_diffrn_reflns_av_sigmaI/netI    0.0726
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            7699
_diffrn_reflns_theta_full        28.30
_diffrn_reflns_theta_max         28.30
_diffrn_reflns_theta_min         2.13
_exptl_absorpt_coefficient_mu    0.780
_exptl_absorpt_correction_T_max  0.8349
_exptl_absorpt_correction_T_min  0.7559
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.456
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             532
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.29
_exptl_crystal_size_min          0.24
_refine_diff_density_max         2.021
_refine_diff_density_min         -1.314
_refine_diff_density_rms         0.146
_refine_ls_extinction_coef       n/a
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     308
_refine_ls_number_reflns         5512
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.1147
_refine_ls_R_factor_gt           0.0897
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0921P)^2^+7.1548P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2085
_refine_ls_wR_factor_ref         0.2241
_reflns_number_gt                4235
_reflns_number_total             5512
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om060940dsi20061012_013251.cif
_cod_data_source_block           9a
_cod_database_code               4072677