Coordination and Conversion of Urea at Dinuclear μ-Acetato Nickel(II) Complexes with Symmetric and Asymmetric Cores
Matthias Konrad; Franc Meyer; Albrecht Jacobi; Peter Kircher; Peter Rutsch; Laszlo Zsolnai; Inorganic Chemistry 38 (1999) 4559–4566; doi:10.1021/ic990137u

data_4322256
_publ_contact_author
;
       Dr. Franc Meyer
       Anorganisch-Chemisches Institut
       Ruprecht-Karls Universitaet Heidelberg
       Im Neuenheimer Feld 270
       69120 Heidelberg
       Bundesrepublik Deutschland
;
_publ_contact_author_email       Franc@sun0.urz.uni-heidelberg.de
_publ_contact_author_fax         '049 6221 54-5707'
_publ_contact_author_phone       '0049 6221 54-8315'
_publ_section_title
;
 Coordination and Conversion of Urea at Dinuclear \m-Acetato Nickel(II)
 Complexes with Symmetric and Asymmetric Cores
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4559
_journal_page_last               4566
_journal_paper_doi               10.1021/ic990137u
_journal_volume                  38
_journal_year                    1999
_chemical_formula_sum            'C112 H232 Cl8 N32 Ni8 O44 S8'
_chemical_formula_weight         3741.06
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 91.07(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.932(3)
_cell_length_b                   18.748(4)
_cell_length_c                   15.517(3)
_cell_measurement_temperature    200
_cell_volume                     4052.3(15)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      200
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'NONIUS KAPPA CCD'
_diffrn_measurement_method       'O-Scan    '
_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  0.1427
_diffrn_reflns_av_sigmaI/netI    0.1664
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            54980
_diffrn_reflns_theta_full        26.22
_diffrn_reflns_theta_max         26.22
_diffrn_reflns_theta_min         1.46
_exptl_absorpt_coefficient_mu    1.227
_exptl_absorpt_correction_type   experimentell
_exptl_crystal_density_diffrn    1.533
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1968
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.520
_refine_diff_density_min         -0.451
_refine_diff_density_rms         0.072
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.854
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     535
_refine_ls_number_reflns         8001
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.854
_refine_ls_R_factor_all          0.1792
_refine_ls_R_factor_gt           0.0582
_refine_ls_shift/su_max          6.830
_refine_ls_shift/su_mean         0.211
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0863P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1295
_refine_ls_wR_factor_ref         0.1620
_reflns_number_gt                3282
_reflns_number_total             8001
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic990137u_3.cif
_cod_data_source_block           mkpk
_cod_original_cell_volume        4052.3(14)
_cod_database_code               4322256