Poly[bis[μ-1,4-bis(imidazol-1-yl)butane]dicyanatonickel(II)]
Xia Zhu; Yu-Mei Zhang; Bao-Long Li; Yong Zhang; Acta Crystallographica Section E 63 (2007) m921–m923; doi:10.1107/S1600536807007684

data_2212498
_publ_section_title
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 Poly[bis[\m-1,4-bis(imidazol-1-yl)butane]dicyanatonickel(II)]
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_journal_coeditor_code           BV2047
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m921
_journal_page_last               m923
_journal_paper_doi               10.1107/S1600536807007684
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          '[Ni (N C O)2 (C10 H14 N4)2]'
_chemical_formula_moiety         'C22 H28 N10 Ni O2'
_chemical_formula_sum            'C22 H28 N10 Ni O2'
_chemical_formula_weight         523.23
_chemical_name_systematic
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poly[bis[\m-1,4-bis(imidazol-1-yl)butane]dicyanatonickel(II)]
;
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 111.025(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   7.7060(14)
_cell_length_b                   17.585(3)
_cell_length_c                   8.9774(16)
_cell_measurement_reflns_used    4597
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.4835
_cell_measurement_theta_min      3.0585
_cell_volume                     1135.5(3)
_computing_cell_refinement       CrystalClear
_computing_data_collection       'CrystalClear (Rigaku, 2000)'
_computing_data_reduction        CrystalClear
_computing_molecular_graphics    'SHELXTL (Bruker, 1998)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Rigaku Mercury CCD area-detector'
_diffrn_measurement_method       \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  0.0296
_diffrn_reflns_av_sigmaI/netI    0.0271
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            12341
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.06
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.899
_exptl_absorpt_correction_T_max  0.8770
_exptl_absorpt_correction_T_min  0.6622
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(Jacobson, 1998)'
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.530
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             548
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.269
_refine_diff_density_min         -0.366
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.064
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     161
_refine_ls_number_reflns         2591
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.064
_refine_ls_R_factor_all          0.0374
_refine_ls_R_factor_gt           0.0328
_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^)+(0.0383P)^2^+0.5968P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0792
_refine_ls_wR_factor_ref         0.0816
_reflns_number_gt                2373
_reflns_number_total             2591
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bv2047.cif
_cod_data_source_block           I
_cod_depositor_comments
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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      P21/c
_cod_database_code               2212498
_cod_database_fobs_code          2212498