Metal-Complexes As Ligands to Generate Asymmetric Homo- and Heterodinuclear MAIIIMBII Species: a Magneto-Structural and Spectroscopic Comparison of Imidazole-N versus Pyridine-N
Biplab Biswas; Sunita Salunke-Gawali; Thomas Weyhermüller; Vinzenz Bachler; Eckhard Bill; Phalguni Chaudhuri; Inorganic Chemistry 49 (2010) 626–641; doi:10.1021/ic9018426

data_4314554
_publ_section_title
;
 Metal-Complexes As Ligands to Generate Asymmetric Homo- and
 Heterodinuclear MAIIIMBII Species: a Magneto-Structural and Spectroscopic
 Comparison of Imidazole-N versus Pyridine-N
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              626
_journal_page_last               641
_journal_paper_doi               10.1021/ic9018426
_journal_volume                  49
_journal_year                    2010
_chemical_formula_moiety
'C24 H39 Fe Mn N12 O3, C9 H21 Cl3 Fe N3, 2 (Cl O4)'
_chemical_formula_sum            'C33 H60 Cl5 Fe2 Mn N15 O11'
_chemical_formula_weight         1186.85
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                78.780(5)
_cell_angle_beta                 84.084(5)
_cell_angle_gamma                87.053(5)
_cell_formula_units_Z            2
_cell_length_a                   12.284(3)
_cell_length_b                   12.414(3)
_cell_length_c                   16.680(5)
_cell_measurement_reflns_used    8994
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      22.05
_cell_measurement_theta_min      2.63
_cell_volume                     2480.4(11)
_computing_cell_refinement       'SAINT 7.34a, Bruker AXS'
_computing_data_collection       'SAINT 7.34a, Bruker AXS'
_computing_data_reduction        'SAINT 7.34a, Bruker AXS'
_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 APEX2'
_diffrn_measurement_method
'images at 0.5 deg. stepwise rotation in omega and phi, 10 sec./frame'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode, INCOATEC Multi-Layer Optics'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0697
_diffrn_reflns_av_sigmaI/netI    0.0549
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            57035
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.87
_exptl_absorpt_coefficient_mu    1.166
_exptl_absorpt_correction_T_max  0.974
_exptl_absorpt_correction_T_min  0.912
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2008/1, Bruker AXS (2008)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.589
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'transparent parallelepiped'
_exptl_crystal_F_000             1226
_exptl_crystal_size_max          0.02
_exptl_crystal_size_mid          0.02
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.776
_refine_diff_density_min         -0.605
_refine_diff_density_rms         0.087
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.036
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     680
_refine_ls_number_reflns         11371
_refine_ls_number_restraints     193
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0771
_refine_ls_R_factor_gt           0.0449
_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^)+(0.0371P)^2^+3.7887P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0940
_refine_ls_wR_factor_ref         0.1091
_reflns_number_gt                7985
_reflns_number_total             11371
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic9018426_si_001_06.cif
_cod_data_source_block           05a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_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_original_cell_volume        2480.4(12)
_cod_database_code               4314554