Group 6 Complexes with Iron and Zinc Heterometals: Understanding the Structural, Spectroscopic, and Electrochemical Properties of a Complete Series of M M...M' Compounds
Michael Nippe; Eckhard Bill; John F. Berry; Inorganic Chemistry 50 (2011) 7650–7661; doi:10.1021/ic2011315

data_4325960
_publ_contact_author_address
;Department of Chemistry
University of Wisconsin-Madison
1101 University Ave
Madison, WI  53706
USA
;
_publ_contact_author_email       berry@chem.wisc.edu
_publ_contact_author_name        'John F. Berry'
_publ_contact_author_phone       809-608-262-7534
_publ_section_title
;
 Group 6 Complexes with Iron and Zinc Heterometals: Understanding the
 Structural, Spectroscopic, and Electrochemical Properties of a Complete
 Series of M M...M' Compounds
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              7650
_journal_page_last               7661
_journal_paper_doi               10.1021/ic2011315
_journal_volume                  50
_journal_year                    2011
_chemical_formula_moiety         'C40 H32 Cl2 Cr Mo2 N12, 2(C H2 Cl2) '
_chemical_formula_sum            'C42 H36 Cl6 Fe Mo2 N12'
_chemical_formula_weight         1169.26
_chemical_name_systematic
; 
 ? 
;
_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                 112.3450(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.990(2)
_cell_length_b                   16.1333(17)
_cell_length_c                   15.8462(17)
_cell_measurement_reflns_used    9351
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.3060
_cell_measurement_theta_min      2.3230
_cell_volume                     4490.3(8)
_computing_cell_refinement       'SAINT Ver. 6.22  (Bruker-AXS, 2003)'
_computing_data_collection       'SMART Ver. 5.622 (Bruker-AXS, 2003)'
_computing_data_reduction        'SAINT Ver. 6.22'
_computing_molecular_graphics    'SHELXTL Ver. 6.14'
_computing_publication_material  'SHELXTL Ver. 6.14'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker CCD-1000 area detector'
_diffrn_measurement_method       '0.30\% \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  0.0485
_diffrn_reflns_av_sigmaI/netI    0.0317
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            36877
_diffrn_reflns_theta_full        28.34
_diffrn_reflns_theta_max         28.34
_diffrn_reflns_theta_min         1.71
_exptl_absorpt_coefficient_mu    1.274
_exptl_absorpt_correction_T_max  0.8378
_exptl_absorpt_correction_T_min  0.7634
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.730
_exptl_crystal_description       block
_exptl_crystal_F_000             2336
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.14
_refine_diff_density_max         1.322
_refine_diff_density_min         -0.692
_refine_diff_density_rms         0.122
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    undef
_refine_ls_matrix_type           full
_refine_ls_number_parameters     287
_refine_ls_number_reflns         5605
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0505
_refine_ls_R_factor_gt           0.0344
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0475P)^2^+11.5292P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0825
_refine_ls_wR_factor_ref         0.0943
_reflns_number_gt                4474
_reflns_number_total             5605
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic2011315_si_002_1.cif
_cod_data_source_block           berry64
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4325960