A μ(1,1)- or μ(1,3)-carboxylate bridge makes the difference in the magnetic properties of dinuclear Mn(II) compounds.
Gómez, Verónica; Corbella, Montserrat; Font-Bardia, Mercé; Calvet, Teresa; Dalton transactions (Cambridge, England : 2003) 39 (2010) 11664–11674; doi:10.1039/c0dt00902d

data_7026915
_publ_section_title
;
 A \m(1,1)- or \m(1,3)-carboxylate bridge makes the difference in the
 magnetic properties of dinuclear Mn(II) compounds.
;
_journal_issue                   48
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              11664
_journal_page_last               11674
_journal_paper_doi               10.1039/c0dt00902d
_journal_volume                  39
_journal_year                    2010
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C62 H40 Cl4 Mn2 N8 O12'
_chemical_formula_sum            'C62 H40 Cl4 Mn2 N8 O12'
_chemical_formula_weight         1340.7324
_chemical_name_systematic
;
?
;
_space_group_IT_number           2
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_symmetry_space_group_name_Hall  '-P 1'
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_atom_sites_solution_hydrogens   geom
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_cell_length_c                   13.4362(3)
_cell_measurement_reflns_used    9516
_cell_measurement_temperature    100(2)
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_cell_measurement_wavelength     0.71073
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_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
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_computing_structure_solution    'SIR97 (Giacovazzo et al, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'BrukerAXS ApexII-CCD area detector '
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_limit_h_max       13
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_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -15
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_exptl_absorpt_coefficient_mu    0.717
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_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'BRUKER SADABS'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.590
_exptl_crystal_density_method    'not measured'
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_exptl_crystal_size_max          0.34
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_exptl_crystal_size_min          0.05
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_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     455
_refine_ls_number_reflns         8521
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.05
_refine_ls_R_factor_all          0.0437
_refine_ls_R_factor_gt           0.0336
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0398P)^2^+0.5595P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_refine_ls_wR_factor_ref         0.0846
_reflns_number_gt                7128
_reflns_number_total             8521
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0dt00902d.txt
_cod_data_source_block           compound3
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