Metal Complexes of a Picolinate-Based Nitronyl Nitroxide Free Radical
Eugenio Coronado; Carlos Giménez-Saiz; Francisco M. Romero; Ana Tarazón; Inorganic Chemistry 48 (2009) 2205–2214; doi:10.1021/ic802218j

data_4301623
_publ_section_title
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Metal Complexes of a Picolinate-Based Nitronyl Nitroxide Free Radical
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2205
_journal_page_last               2214
_journal_paper_doi               10.1021/ic802218j
_journal_volume                  48
_journal_year                    2009
_chemical_formula_moiety         '(C52 H68 Cu4 N12 O20), 4(Cl O4), 4(H2 O)'
_chemical_formula_sum            'C52 H76 Cl4 Cu4 N12 O40'
_chemical_formula_weight         1905.21
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 123.804(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   19.4360(2)
_cell_length_b                   10.5109(2)
_cell_length_c                   21.6980(3)
_cell_measurement_reflns_used    34700
_cell_measurement_temperature    180(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      0.995
_cell_volume                     3683.32(13)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction
;
HKL Denzo and Scalepack (Otwinowski & Minor 1997)
;
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare et al., 1997)'
_diffrn_ambient_temperature      180(2)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       CCD
_diffrn_radiation_monochromator  'horizonally mounted graphite crystal'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0960
_diffrn_reflns_av_sigmaI/netI    0.0545
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            67548
_diffrn_reflns_theta_full        27.51
_diffrn_reflns_theta_max         27.51
_diffrn_reflns_theta_min         1.26
_exptl_absorpt_coefficient_mu    1.391
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.718
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1952
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.663
_refine_diff_density_min         -0.829
_refine_diff_density_rms         0.181
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.096
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     545
_refine_ls_number_reflns         8437
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.096
_refine_ls_R_factor_all          0.0750
_refine_ls_R_factor_gt           0.0417
_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^)+(0.0631P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0980
_refine_ls_wR_factor_ref         0.1166
_reflns_number_gt                6036
_reflns_number_total             8437
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic802218j_si_002_5.cif
_cod_data_source_block           compound8
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4301623