Dinuclear Metallacycles with Single M-O(H)-M Bridges [M = Fe(II), Co(II), Ni(II), Cu(II)]: Effects of Large Bridging Angles on Structure and Antiferromagnetic Superexchange Interactions.
Reger, Daniel L.; Pascui, Andrea E.; Foley, Elizabeth A.; Smith, Mark D.; Jezierska, Julia; Ozarowski, Andrew; Inorganic chemistry 53 (2014) 1975–1988; doi:10.1021/ic4017905

data_4337253
_publ_section_title
;
 Dinuclear Metallacycles with Single M-O(H)-M Bridges [M = Fe(II), Co(II),
 Ni(II), Cu(II)]: Effects of Large Bridging Angles on Structure and
 Antiferromagnetic Superexchange Interactions.
;
_journal_issue                   4
_journal_name_full               'Inorganic chemistry'
_journal_page_first              1975
_journal_page_last               1988
_journal_paper_doi               10.1021/ic4017905
_journal_volume                  53
_journal_year                    2014
_chemical_formula_moiety         'C40 H37 Fe2 N16 O, 3(Cl O4), 1.5(C H4 O)'
_chemical_formula_sum            'C41.5 H43 Cl3 Fe2 N16 O14.5'
_chemical_formula_weight         1215.97
_chemical_name_systematic
;
 ? 
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           11
_space_group_name_Hall           '-P 2yb'
_space_group_name_H-M_alt        'P 1 21/m 1'
_symmetry_space_group_name_Hall  '-P 2yb'
_symmetry_space_group_name_H-M   'P 1 21/m 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2012-02-28
_audit_creation_method
;
  Olex2 1.1
  (compiled Nov  1 2011 20:42:30, GUI svn.r3906)
;
_cell_angle_alpha                90.00
_cell_angle_beta                 102.136(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.3203(10)
_cell_length_b                   42.774(4)
_cell_length_c                   11.9508(12)
_cell_measurement_reflns_used    2081
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      19.206
_cell_measurement_theta_min      2.232
_cell_volume                     5157.7(9)
_computing_cell_refinement       'SAINT-Plus Version 6.45 (Bruker, 2001)'
_computing_data_collection       'SMART Version 5.625 (Bruker, 2001)'
_computing_data_reduction        'SAINT-Plus Version 6.45 (Bruker, 2001)'
_computing_molecular_graphics
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_publication_material
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_structure_refinement
;
SHELXL, G.M. Sheldrick, Acta Cryst.
2008). A64, 112-122
;
_computing_structure_solution
;
SHELXS, G.M. Sheldrick, Acta Cryst.
(2008). A64, 112-122
;
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART APEX CCD diffractometer'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1348
_diffrn_reflns_av_unetI/netI     0.1323
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       49
_diffrn_reflns_limit_k_min       -49
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            56857
_diffrn_reflns_theta_full        24.17
_diffrn_reflns_theta_max         24.17
_diffrn_reflns_theta_min         0.95
_diffrn_source                   'sealed tube'
_diffrn_source_current           39.0
_diffrn_source_power             1.833
_diffrn_source_target            Mo
_diffrn_source_voltage           47.0
_exptl_absorpt_coefficient_mu    0.799
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.566
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             2492
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.056
_refine_diff_density_min         -0.535
_refine_diff_density_rms         0.076
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.885
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     704
_refine_ls_number_reflns         8371
_refine_ls_number_restraints     105
_refine_ls_restrained_S_all      0.885
_refine_ls_R_factor_all          0.1086
_refine_ls_R_factor_gt           0.0529
_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^)+(0.0478P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1176
_refine_ls_wR_factor_ref         0.1325
_reflns_number_gt                4578
_reflns_number_total             8371
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic4017905_si_001.cif
_cod_data_source_block           pa199cm
_cod_original_formula_sum        'C41.50 H43 Cl3 Fe2 N16 O14.50'
_cod_database_code               4337253