Influence of redox non-innocent phenylenediamido ligands on chromium imido hydrogen-atom abstraction reactivity
Wen Zhou; Brian O. Patrick; Kevin M. Smith; Chem.Commun. 50 (2014) 9958–; doi:10.1039/C4cc04545A

data_7115508
_publ_section_title
;
 Influence of redox non-innocent phenylenediamido ligands on chromium
 imido hydrogen-atom abstraction reactivity
;
_journal_name_full               Chem.Commun.
_journal_page_first              9958
_journal_paper_doi               10.1039/C4cc04545A
_journal_volume                  50
_journal_year                    2014
_chemical_formula_sum            'C21 H31 Cl Cr N2'
_chemical_formula_weight         398.93
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2b'
_symmetry_space_group_name_H-M   'P b n a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   13.5642(10)
_cell_length_b                   16.8668(13)
_cell_length_c                   18.2940(14)
_cell_measurement_reflns_used    4781
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28.200
_cell_measurement_theta_min      2.9455
_cell_volume                     4185.4(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker X8 APEX II'
_diffrn_measurement_method       'area detector'
_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  0.0462
_diffrn_reflns_av_sigmaI/netI    0.0420
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            23860
_diffrn_reflns_theta_full        28.71
_diffrn_reflns_theta_max         28.71
_diffrn_reflns_theta_min         1.87
_exptl_absorpt_coefficient_mu    0.680
_exptl_absorpt_correction_T_max  0.967
_exptl_absorpt_correction_T_min  0.871
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.266
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1696
_exptl_crystal_size_max          0.300
_exptl_crystal_size_mid          0.250
_exptl_crystal_size_min          0.050
_refine_diff_density_max         0.363
_refine_diff_density_min         -0.416
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.010
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     226
_refine_ls_number_reflns         5426
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.010
_refine_ls_R_factor_all          0.0656
_refine_ls_R_factor_gt           0.0364
_refine_ls_shift/su_max          0.014
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0392P)^2^+2.3725P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0814
_refine_ls_wR_factor_ref         0.0952
_reflns_number_gt                3888
_reflns_number_total             5426
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4cc04545a2.cif
_cod_data_source_block           5_Np_Cl_ks167
_cod_original_sg_symbol_H-M      Pbna
_cod_database_code               7115508