Reversible Solvatomagnetic Effect in Novel Tetranuclear Cubane-Type Ni4 Complexes and Magnetostructural Correlations for the [Ni4(μ3-O)4] Core
Animesh Das; Felix J. Klinke; Serhiy Demeshko; Steffen Meyer; Sebastian Dechert; Franc Meyer; Inorganic Chemistry 51 (2012) 8141–8149; doi:10.1021/ic300535d

data_4329816
_publ_contact_author_address
; Institut f\"ur Anorganische Chemie
  Georg August Universit\"at G\"ottingen
  Tammannstra\&se 4
  D-37077 G\"ottingen
  Germany
;
_publ_contact_author_email       franc.meyer@chemie.uni-goettingen.de
_publ_contact_author_fax         49(551)393063
_publ_contact_author_name        'Prof. Dr. Franc Meyer'
_publ_contact_author_phone       49(551)393012
_publ_section_title
;
 Reversible Solvatomagnetic Effect in Novel Tetranuclear Cubane-Type Ni4
 Complexes and Magnetostructural Correlations for the [Ni4(\m3-O)4] Core
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              8141
_journal_page_last               8149
_journal_paper_doi               10.1021/ic300535d
_journal_volume                  51
_journal_year                    2012
_chemical_formula_moiety         'C44 H48 N8 Ni4 O12, 4(C3 H6 O)'
_chemical_formula_sum            'C56 H72 N8 Ni4 O16'
_chemical_formula_weight         1348.06
_space_group_IT_number           13
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yc'
_symmetry_space_group_name_H-M   'P 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                 90.022(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.2598(3)
_cell_length_b                   11.9585(2)
_cell_length_c                   26.1511(7)
_cell_measurement_reflns_used    29973
_cell_measurement_temperature    133(2)
_cell_measurement_theta_max      25.63
_cell_measurement_theta_min      1.70
_cell_volume                     2895.80(13)
_computing_cell_refinement       'X-AREA (Stoe & Cie, 2002)'
_computing_data_collection       'X-AREA (Stoe & Cie, 2002)'
_computing_data_reduction        'X-AREA (Stoe & Cie, 2002)'
_computing_molecular_graphics    'DIAMOND (Brandenburg, 2001)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      133(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Stoe IPDS II'
_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  0.0407
_diffrn_reflns_av_sigmaI/netI    0.0213
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            29973
_diffrn_reflns_theta_full        25.63
_diffrn_reflns_theta_max         25.63
_diffrn_reflns_theta_min         1.70
_exptl_absorpt_coefficient_mu    1.357
_exptl_absorpt_correction_T_max  0.7673
_exptl_absorpt_correction_T_min  0.6405
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'X-RED (Stoe & Cie, 2002)'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.546
_exptl_crystal_description       block
_exptl_crystal_F_000             1408
_exptl_crystal_size_max          0.37
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.23
_refine_diff_density_max         0.593
_refine_diff_density_min         -0.371
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.095
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     396
_refine_ls_number_reflns         5462
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.094
_refine_ls_R_factor_all          0.0217
_refine_ls_R_factor_gt           0.0212
_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^)+(0.0299P)^2^+1.0820P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0553
_refine_ls_wR_factor_ref         0.0555
_reflns_number_gt                5388
_reflns_number_total             5462
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic300535d_si_002_3.cif
_cod_data_source_block           nicube-2x4C3H6O
_cod_original_sg_symbol_H-M      'P 2/c'
_cod_database_code               4329816