Inter-String Arrays of Bimetallic Assemblies with Alternative Cu2±Cl-Cu2+ and Cu-NC-M (M = Co3+, Fe+3, Cr+3) Bridges: Syntheses, Crystal Structure, and Magnetic Properties
Manas K. Saha; Francesc Lloret; Ivan Bernal; Inorganic Chemistry 43 (2004) 1969–1975; doi:10.1021/ic034897n

data_4310709
_publ_section_title
;
 Inter-String Arrays of Bimetallic Assemblies with Alternative
 Cu2+-Cl-Cu2+ and Cu-NC-M (M = Co3+, Fe+3, Cr+3) Bridges: Syntheses,
 Crystal Structure, and Magnetic Properties
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1969
_journal_page_last               1975
_journal_paper_doi               10.1021/ic034897n
_journal_volume                  43
_journal_year                    2004
_chemical_compound_source        'synthesis as described'
_chemical_formula_sum            'C11 H24 Cl0.5 Cr0.5 Cu N7 O'
_chemical_formula_weight         377.64
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_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
_cell_angle_alpha                90
_cell_angle_beta                 95.51(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.782(4)
_cell_length_b                   10.386(2)
_cell_length_c                   13.755(4)
_cell_measurement_reflns_used    0
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      0
_cell_measurement_theta_min      0
_cell_measurement_wavelength     0.71073
_cell_volume                     1675.4(8)
_computing_cell_refinement       'CAD4 Express (Enraf Nonius, 1994)'
_computing_data_collection       'CAD4 Express (Enraf Nonius, 1994)'
_computing_data_reduction        'XCAD4 (Harms & Wocadlo, 1995)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0425
_diffrn_reflns_av_unetI/netI     0.081
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            3558
_diffrn_reflns_theta_full        25.98
_diffrn_reflns_theta_max         25.98
_diffrn_reflns_theta_min         2.18
_exptl_absorpt_coefficient_mu    1.7
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.497
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             786
_exptl_crystal_size_max          0.8
_exptl_crystal_size_mid          0.7
_exptl_crystal_size_min          0.7
_refine_diff_density_max         0.576
_refine_diff_density_min         -0.725
_refine_diff_density_rms         0.1
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.03
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     193
_refine_ls_number_reflns         3286
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.03
_refine_ls_R_factor_all          0.1121
_refine_ls_R_factor_gt           0.0445
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0653P)^2^+1.2748P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1124
_refine_ls_wR_factor_ref         0.1343
_reflns_number_gt                1977
_reflns_number_total             3286
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic034897nsi20040203_040427_3.cif
_cod_data_source_block           compound3
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_original_formula_sum        'C11 H24 Cl0.50 Cr0.50 Cu N7 O'
_cod_database_code               4310709