Exploring the limits of redox non-innocence: pseudo square planar [{κ4-Me2C(CH2NCHpy)2}Ni]n (n = 2+, 1+, 0, −1, −2) favor Ni(ii)
Williams, Valerie A.; Hulley, Elliott B.; Wolczanski, Peter T.; Lancaster, Kyle M.; Lobkovsky, Emil B.; Chemical Science 4 (2013) 3636–; doi:10.1039/c3sc50743b

data_1514785
_publ_section_title
;
 Exploring the limits of redox non-innocence: pseudo square planar
 [{\k4-Me2C(CH2N&#xE001;CHpy)2}Ni]n (n = 2+, 1+, 0, &#x2212;1, &#x2212;2)
 favor Ni(ii)
;
_journal_issue                   9
_journal_name_full               'Chemical Science'
_journal_page_first              3636
_journal_paper_doi               10.1039/c3sc50743b
_journal_volume                  4
_journal_year                    2013
_chemical_formula_moiety         'C25 H36 K N4 Ni O2'
_chemical_formula_sum            'C25 H36 K N4 Ni O2'
_chemical_formula_weight         522.39
_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                 95.155(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.5982(8)
_cell_length_b                   12.3634(8)
_cell_length_c                   19.8165(13)
_cell_measurement_reflns_used    8955
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28.53
_cell_measurement_theta_min      2.64
_cell_volume                     2586.0(3)
_computing_cell_refinement       'Bruker SAINT+'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT+'
_computing_molecular_graphics    'Bruker SHELXTL'
_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 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker X8 APEX II diffractometer'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0246
_diffrn_reflns_av_sigmaI/netI    0.0293
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            25673
_diffrn_reflns_theta_full        28.28
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         2.54
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.939
_exptl_absorpt_correction_T_max  0.9634
_exptl_absorpt_correction_T_min  0.6509
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.342
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1108
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.227
_refine_diff_density_min         -0.548
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.016
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     366
_refine_ls_number_reflns         6390
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.015
_refine_ls_R_factor_all          0.0511
_refine_ls_R_factor_gt           0.0355
_refine_ls_shift/su_max          0.079
_refine_ls_shift/su_mean         0.003
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0464P)^2^+1.1380P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0864
_refine_ls_wR_factor_ref         0.0952
_reflns_number_gt                5049
_reflns_number_total             6390
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3sc50743b.txt
_cod_data_source_block           vw10
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               1514785