Paramagnetic Precursors for Supramolecular Assemblies: Selective Syntheses, Crystal Structures, and Electrochemical and Magnetic Properties of Ru2(O2CMe)4-n(formamidinate)nCl Complexes,n= 1-4
Panagiotis Angaridis; F. Albert Cotton; Carlos A. Murillo; Dino Villagrán; Xiaoping Wang; Inorganic Chemistry 43 (2004) 8290–8300; doi:10.1021/ic049108w

data_4312260
_publ_contact_author_address
;  Laboratory for Molecular Structure and Bonding
   Dept. of Chemistry
   Texas A&M University, PO Box  30012
   College Station, TX 77842-3012, USA
;
_publ_contact_author_email       cotton@tamu.edu
_publ_contact_author_fax         '(979) 845 9351'
_publ_contact_author_name        'F. A. Cotton'
_publ_contact_author_phone       '(979) 845 4432'
_publ_section_title
;
 Paramagnetic Precursors for Supramolecular Assemblies: Selective
 Syntheses, Crystal Structures, and Electrochemical and Magnetic
 Properties of Ru2(O2CMe)4-n(formamidinate)nCl Complexes,n= 1-4
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              8290
_journal_page_last               8300
_journal_paper_doi               10.1021/ic049108w
_journal_volume                  43
_journal_year                    2004
_chemical_formula_sum            'C42 H52 Cl N4 O5 Ru2'
_chemical_formula_weight         930.47
_chemical_name_systematic
; 
trans-{bis(mu-acetato)-bis[mu-(2,6-xylyl)formamidinato])}diruthenium(II-III)
chloride-tetrahydrofurane   
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 106.6220(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.3515(7)
_cell_length_b                   24.2069(14)
_cell_length_c                   15.9844(10)
_cell_measurement_reflns_used    6407
_cell_measurement_temperature    213(2)
_cell_measurement_theta_max      27.49
_cell_measurement_theta_min      2.51
_cell_volume                     4208.7(4)
_computing_cell_refinement       SAINT
_computing_data_collection       SMART
_computing_data_reduction        'SAINT and SADABS'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      213(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker SMART 1000'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0223
_diffrn_reflns_av_sigmaI/netI    0.0271
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            26306
_diffrn_reflns_theta_full        27.54
_diffrn_reflns_theta_max         27.54
_diffrn_reflns_theta_min         1.96
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.828
_exptl_absorpt_correction_T_max  0.9443
_exptl_absorpt_correction_T_min  0.7276
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.468
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       parallepiped
_exptl_crystal_F_000             1908
_exptl_crystal_size_max          0.41
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.709
_refine_diff_density_min         -0.504
_refine_diff_density_rms         0.079
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     382
_refine_ls_number_reflns         9615
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0452
_refine_ls_R_factor_gt           0.0348
_refine_ls_shift/su_max          0.007
_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^+5.7636P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0818
_refine_ls_wR_factor_ref         0.0880
_reflns_number_gt                7984
_reflns_number_total             9615
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic049108wsi20040707_033913_4.cif
_cod_data_source_block           cmpd2a
_cod_database_code               4312260