Synthesis and Structural Characterization of Bimetallic Iron-Nickel Carbido Cluster Complexes
Sumit Saha; Lei Zhu; Burjor Captain; Inorganic Chemistry 49 (2010) 3465–3472; doi:10.1021/ic100057x

data_4315225
_publ_section_title
;
 Synthesis and Structural Characterization of Bimetallic Iron-Nickel
 Carbido Cluster Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3465
_journal_page_last               3472
_journal_paper_doi               10.1021/ic100057x
_journal_volume                  49
_journal_year                    2010
_chemical_formula_sum            'C16 Fe4 Ni2 O15'
_chemical_formula_weight         772.98
_chemical_name_systematic
; 
 ? 
;
_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   none
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.5510(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.5011(7)
_cell_length_b                   10.9743(8)
_cell_length_c                   20.5591(14)
_cell_measurement_reflns_used    4092
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      24.33
_cell_measurement_theta_min      2.68
_cell_volume                     2369.2(3)
_computing_cell_refinement       'SAINT+  V7.46A (Bruker, 2007)'
_computing_data_collection       'APEX2 v2.2-0 (Bruker, 2007)'
_computing_data_reduction        'SAINT+  V7.46A (Bruker, 2007)'
_computing_molecular_graphics    'XSHELL v4.02 (Bruker, 2000)'
_computing_publication_material  'XCIF v6.12 (Bruker, 2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART APEX2 CCD diffractometer'
_diffrn_measurement_method       '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  0.0524
_diffrn_reflns_av_sigmaI/netI    0.0355
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            27934
_diffrn_reflns_theta_full        26.45
_diffrn_reflns_theta_max         26.45
_diffrn_reflns_theta_min         1.94
_exptl_absorpt_coefficient_mu    4.013
_exptl_absorpt_correction_T_max  0.9240
_exptl_absorpt_correction_T_min  0.5007
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS 2007/4 Bruker)'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    2.167
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prismatic
_exptl_crystal_F_000             1504
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.02
_refine_diff_density_max         1.563
_refine_diff_density_min         -0.367
_refine_diff_density_rms         0.126
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     334
_refine_ls_number_reflns         4878
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0846
_refine_ls_R_factor_gt           0.0499
_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^)+(0.0624P)^2^+2.8399P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1158
_refine_ls_wR_factor_ref         0.1344
_reflns_number_gt                3226
_reflns_number_total             4878
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic100057x_si_001_6.cif
_cod_data_source_block           collect_0m_Compound9
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' according to the built-in table from CIF Core
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_database_code               4315225