Synthesis and characterization of homo- and heterodinuclear M(II)-M'(III) (M(II) = Mn or Fe, M'(III) = Fe or Co) mixed-valence supramolecular pseudo-dimers. The effect of hydrogen bonding on spin state selection of M(II).
Brewer, Cynthia T.; Brewer, Greg; Butcher, Ray J.; Carpenter, Everett E.; Schmiedekamp, Ann M.; Schmiedekamp, Carl; Straka, Alison; Viragh, Carol; Yuzefpolskiy, Yevgeniy; Zavalij, Peter; Dalton transactions (Cambridge, England : 2003) 40 (2011) 181–194; doi:10.1039/c0dt01098g

data_7014726
_publ_section_title
;
 Synthesis and characterization of homo- and heterodinuclear
 M(II)-M'(III) (M(II) = Mn or Fe, M'(III) = Fe or Co) mixed-valence
 supramolecular pseudo-dimers. The effect of hydrogen bonding on spin
 state selection of M(II).
;
_journal_issue                   1
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              181
_journal_page_last               194
_journal_paper_doi               10.1039/c0dt01098g
_journal_volume                  40
_journal_year                    2011
_chemical_formula_moiety         'C21 H30 Fe N10, 2(B F4)'
_chemical_formula_sum            'C21 H30 B2 F8 Fe N10'
_chemical_formula_weight         652.02
_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                 92.653(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   21.2482(9)
_cell_length_b                   12.2583(5)
_cell_length_c                   22.2844(10)
_cell_measurement_reflns_used    6386
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      73.4642
_cell_measurement_theta_min      3.9653
_cell_volume                     5798.1(4)
_computing_cell_refinement
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.29 (release 10-06-2008 CrysAlis171 .NET)
(compiled Jun 10 2008,16:49:55)
;
_computing_data_collection
;
CrysAlis CCD, Oxford Diffraction Ltd.,
Version 1.171.32.29 (release 10-06-2008 CrysAlis171 .NET)
(compiled Jun 10 2008,16:49:55)
;
_computing_data_reduction
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.29 (release 10-06-2008 CrysAlis171 .NET)
(compiled Jun 10 2008,16:49:55)
;
_computing_molecular_graphics    WinGX
_computing_publication_material  WinGX
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      295(2)
_diffrn_detector_area_resol_mean 10.5081
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'Oxford Diffraction Gemini'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0000
_diffrn_reflns_av_sigmaI/netI    0.1155
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            14661
_diffrn_reflns_theta_full        67.50
_diffrn_reflns_theta_max         73.78
_diffrn_reflns_theta_min         3.97
_diffrn_standards_decay_%        <2%
_diffrn_standards_interval_count 50
_diffrn_standards_number         2
_exptl_absorpt_coefficient_mu    4.926
_exptl_absorpt_correction_T_max  0.767
_exptl_absorpt_correction_T_min  0.228
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.29 (release 10-06-2008 CrysAlis171 .NET)
(compiled Jun 10 2008,16:49:55)
Analytical numeric absorption correction using a multifaceted crystal
model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.494
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2672
_exptl_crystal_size_max          0.4182
_exptl_crystal_size_mid          0.3531
_exptl_crystal_size_min          0.0544
_refine_diff_density_max         0.825
_refine_diff_density_min         -0.502
_refine_diff_density_rms         0.090
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.978
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     423
_refine_ls_number_reflns         14661
_refine_ls_number_restraints     30
_refine_ls_restrained_S_all      0.977
_refine_ls_R_factor_all          0.1184
_refine_ls_R_factor_gt           0.0844
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1310P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2221
_refine_ls_wR_factor_ref         0.2412
_reflns_number_gt                8843
_reflns_number_total             14661
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            C0DT01098G.TXT
_cod_data_source_block           gb-sl335
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7014726