Redox non-innocence of a N-heterocyclic nitrenium cation bound to a nickel-cyclam core.
Heims, Florian; Pfaff, Florian Felix; Abram, Sarah-Luise; Farquhar, Erik R.; Bruschi, Maurizio; Greco, Claudio; Ray, Kallol; Journal of the American Chemical Society 136 (2014) 582–585; doi:10.1021/ja4099559

data_4120431
_publ_section_title
;
 Redox non-innocence of a N-heterocyclic nitrenium cation bound to a
 nickel-cyclam core.
;
_journal_issue                   2
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              582
_journal_page_last               585
_journal_paper_doi               10.1021/ja4099559
_journal_volume                  136
_journal_year                    2014
_chemical_formula_moiety         'C22 H38 N7 Ni, 2(F6 P), C2 H3 N'
_chemical_formula_sum            'C24 H41 F12 N8 Ni P2'
_chemical_formula_weight         790.30
_space_group_IT_number           29
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_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                   17.2639(6)
_cell_length_b                   18.5917(6)
_cell_length_c                   20.0435(6)
_cell_measurement_reflns_used    42491
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.16
_cell_measurement_theta_min      3.21
_cell_volume                     6433.3(4)
_computing_cell_refinement       'X-AREA (Stoe & Cie, 2002)'
_computing_data_collection       'X-AREA (Stoe & Cie, 2002)'
_computing_data_reduction        'X-RED (Stoe & Cie, 2002)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'STOE IPDS2theta'
_diffrn_measurement_method       'rotation method'
_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  0.1298
_diffrn_reflns_av_sigmaI/netI    0.1065
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            59322
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         3.21
_diffrn_standards_decay_%        'no decay'
_exptl_absorpt_coefficient_mu    0.804
_exptl_absorpt_correction_T_max  0.9239
_exptl_absorpt_correction_T_min  0.6893
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Spek, 2003'
_exptl_crystal_colour            violet
_exptl_crystal_density_diffrn    1.632
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'elongated plate'
_exptl_crystal_F_000             3256
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.27
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.929
_refine_diff_density_min         -0.430
_refine_diff_density_rms         0.084
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     853
_refine_ls_number_reflns         14663
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.1267
_refine_ls_R_factor_gt           0.0839
_refine_ls_shift/su_max          0.015
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0954P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1715
_refine_ls_wR_factor_ref         0.1940
_reflns_number_gt                9609
_reflns_number_total             14663
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja4099559_si_002.cif
_cod_data_source_block           pfh236
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/usr/data/users/saulius/automatic-downloads/current/ACS/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      Pca21
_cod_database_code               4120431