Cation-size-controlled assembly of the Ni(Ac)2-1,4-H2NDC system: geminal dicationic ionothermal syntheses, crystal structures and magnetic properties.
An, Bing; Bai, Yan; Wang, Jun-Li; Dang, Dong-Bin; Dalton transactions (Cambridge, England : 2003) 43 (2014) 12828–; doi:10.1039/c4dt00987h

data_7031872
_publ_section_title
;
 Cation-size-controlled assembly of the Ni(Ac)2-1,4-H2NDC system: geminal
 dicationic ionothermal syntheses, crystal structures and magnetic
 properties.
;
_journal_issue                   34
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              12828
_journal_paper_doi               10.1039/c4dt00987h
_journal_volume                  43
_journal_year                    2014
_chemical_formula_sum            'C18 H16 Br N2 Ni O4'
_chemical_formula_weight         462.95
_chemical_name_systematic
; 
 ? 
;
_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                 92.1400(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.0037(5)
_cell_length_b                   15.4731(8)
_cell_length_c                   11.1313(6)
_cell_measurement_reflns_used    2388
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      24.99
_cell_measurement_theta_min      2.26
_cell_volume                     1721.79(15)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_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      296(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'CCD area detector'
_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  0.0331
_diffrn_reflns_av_sigmaI/netI    0.0380
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            8795
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.25
_exptl_absorpt_coefficient_mu    3.475
_exptl_absorpt_correction_T_max  0.6419
_exptl_absorpt_correction_T_min  0.3846
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.786
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             932
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.14
_refine_diff_density_max         1.255
_refine_diff_density_min         -0.625
_refine_diff_density_rms         0.087
_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     244
_refine_ls_number_reflns         3027
_refine_ls_number_restraints     26
_refine_ls_restrained_S_all      1.128
_refine_ls_R_factor_all          0.0521
_refine_ls_R_factor_gt           0.0382
_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^)+(0.0532P)^2^+1.0623P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0956
_refine_ls_wR_factor_ref         0.1004
_reflns_number_gt                2420
_reflns_number_total             3027
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             7031647
_cod_data_source_file            c4dt00987h2.cif
_cod_data_source_block           ddb
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/current/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               7031872