Heterometallic trinuclear CuIIMIII2 (M = Fe or Cr) complexes with novel bridges and unusual magnetic properties
Zhang, Bing; Ni, Zhong-Hai; Cui, Ai-Li; Kou, Hui-Zhong; New Journal of Chemistry 30 (2006) 1327–; doi:10.1039/b605521d

data_7052312
_publ_section_title
;
 Heterometallic trinuclear CuIIMIII2 (M = Fe or Cr) complexes with
 novel bridges and unusual magnetic properties
;
_journal_issue                   9
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              1327
_journal_paper_doi               10.1039/b605521d
_journal_volume                  30
_journal_year                    2006
_chemical_formula_sum            'C52 H62 Cr2 Cu N18 O8'
_chemical_formula_weight         1234.74
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 90.115(12)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   15.969(4)
_cell_length_b                   13.5984(15)
_cell_length_c                   13.4235(11)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      18.56
_cell_measurement_theta_min      2.61
_cell_volume                     2914.9(8)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0504
_diffrn_reflns_av_sigmaI/netI    0.1078
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            5363
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.97
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 97
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.795
_exptl_absorpt_correction_T_max  0.885
_exptl_absorpt_correction_T_min  0.728
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   'North, et al., 1968'
_exptl_crystal_colour            'red brown'
_exptl_crystal_density_diffrn    1.407
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1282
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.493
_refine_diff_density_min         -0.481
_refine_diff_density_rms         0.077
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.964
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     371
_refine_ls_number_reflns         5123
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.964
_refine_ls_R_factor_all          0.1571
_refine_ls_R_factor_gt           0.0690
_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^)+(0.0867P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1564
_refine_ls_wR_factor_ref         0.2004
_reflns_number_gt                2361
_reflns_number_total             5123
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b605521d.txt
_cod_data_source_block           3
_cod_depositor_comments
;
The following automatic conversions were performed:
'_exptl_absorpt_correction_type' value 'psi scan' changed to 'psi-scan'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7052312