μ-{<i>N</i>,<i>N</i>'-Bis[2-(dimethylamino)ethyl]oxamidato(2–)}-1κ^2^<i>O</i>,<i>O</i>':2κ^4^<i>N</i>,<i>N</i>',<i>N</i>'',<i>N</i>'''-bis(4,4'-dimethyl-2,2'-bipyridine-1κ^2^<i>N</i>,<i>N</i>')dinickel(II) bis(perchlorate)
Wei Sun; Yan-Tuan Li; Zhi-Yong Wu; Ning-Yu Xiao; Acta Crystallographica Section C 63 (2007) m111–m113; doi:10.1107/S010827010700282X

data_2015873
_publ_section_title
;\m-{<i>N</i>,<i>N</i>'-Bis[2-(dimethylamino)ethyl]oxamidato(2--)}-1\k^2^<i>O</i>,<i>O</i>':2\k^4^<i>N</i>,<i>N</i>',<i>N</i>'',<i>N</i>'''-bis(4,4'-dimethyl-2,2'-bipyridine-1\k^2^<i>N</i>,<i>N</i>')dinickel(II)
 bis(perchlorate)
;
_journal_coeditor_code           SK3088
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              m111
_journal_page_last               m113
_journal_paper_doi               10.1107/S010827010700282X
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          '[Ni2 (C10 H20 N4 O2) (C12 H12 N2)2] (Cl O4)2'
_chemical_formula_moiety         'C34 H44 N8 Ni2 O2 2+ , 2Cl O4 -'
_chemical_formula_sum            'C34 H44 Cl2 N8 Ni2 O10'
_chemical_formula_weight         913.05
_chemical_name_systematic
;
\m-{N,N'-Bis[2-(dimethylamino)ethyl]oxamidato(2-)}-
1\k^2^O,O':2\k^4^N,N',N'',N'''-bis(4,4'-dimethyl-2,2'-bipyridine-
1\k^2^N,N')dinickel(II) bis(perchlorate)
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 104.744(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.068(6)
_cell_length_b                   13.431(4)
_cell_length_c                   15.920(5)
_cell_measurement_reflns_used    2683
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      25.465
_cell_measurement_theta_min      2.268
_cell_volume                     3943(2)
_computing_cell_refinement       'SAINT (Bruker, 2002)'
_computing_data_collection       'SMART (Bruker, 2002)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'XP (Siemens, 1994)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXL97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX CCD area-detector'
_diffrn_measurement_method       '\f and \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  0.0358
_diffrn_reflns_av_sigmaI/netI    0.0411
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            10149
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         1.88
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.156
_exptl_absorpt_correction_T_max  0.7158
_exptl_absorpt_correction_T_min  0.6117
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2003)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.538
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1896
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.38
_exptl_crystal_size_min          0.29
_refine_diff_density_max         0.498
_refine_diff_density_min         -0.279
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.022
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     256
_refine_ls_number_reflns         3470
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0724
_refine_ls_R_factor_gt           0.0407
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0464P)^2^+5.2848P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0932
_refine_ls_wR_factor_ref         0.1129
_reflns_number_gt                2338
_reflns_number_total             3470
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            sk3088.cif
_cod_data_source_block           I
_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 

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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2015873
_cod_database_fobs_code          2015873