Polynuclear coordination compounds: a magnetostructural study of ferromagnetically coupled Ni4O4 cubane core motif
Karmakar, Sibasree; Khanra, Sumit; CrystEngComm 16 (2014) 2371–; doi:10.1039/c3ce41125g

data_7213794
_publ_section_title
;
 Polynuclear coordination compounds: a magnetostructural study of
 ferromagnetically coupled Ni4O4 cubane core motif
;
_journal_issue                   12
_journal_name_full               CrystEngComm
_journal_page_first              2371
_journal_paper_doi               10.1039/c3ce41125g
_journal_volume                  16
_journal_year                    2014
_chemical_formula_moiety         'C59 H54 N8 Ni4 O20, 4(C2 H3 N)'
_chemical_formula_sum            'C67 H66 N12 Ni4 O20'
_chemical_formula_weight         1594.08
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 109.4970(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   26.4300(19)
_cell_length_b                   15.9077(11)
_cell_length_c                   35.039(3)
_cell_measurement_reflns_used    9988
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.78
_cell_measurement_theta_min      2.84
_cell_volume                     13887.1(18)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_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      100(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0314
_diffrn_reflns_av_sigmaI/netI    0.0334
_diffrn_reflns_limit_h_max       33
_diffrn_reflns_limit_h_min       -33
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       44
_diffrn_reflns_limit_l_min       -44
_diffrn_reflns_number            53896
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         1.78
_exptl_absorpt_coefficient_mu    1.151
_exptl_absorpt_correction_T_max  0.817
_exptl_absorpt_correction_T_min  0.711
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; BRUKER, 2008'
_exptl_crystal_colour            green-brown
_exptl_crystal_density_diffrn    1.525
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             6592
_exptl_crystal_size_max          0.453
_exptl_crystal_size_mid          0.254
_exptl_crystal_size_min          0.176
_refine_diff_density_max         2.1
_refine_diff_density_min         -1.825
_refine_diff_density_rms         0.107
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     921
_refine_ls_number_reflns         15133
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.815
_refine_ls_R_factor_all          0.0680
_refine_ls_R_factor_gt           0.0574
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0395P)^2^+153.5005P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1302
_refine_ls_wR_factor_ref         0.1360
_reflns_number_gt                12952
_reflns_number_total             15133
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce41125g.txt
_cod_data_source_block           sk_sk_100m_b_b
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/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      'C2/c  '
_cod_database_code               7213794