Chiral Molecule-Based Ferrimagnets with Helical Structures
Wen, He-Rui; Wang, Cai-Feng; Li, Yi-Zhi; Zuo, Jing-Lin; Song, You; You, Xiao-Zeng; Inorganic Chemistry 45 (2006) 7032–7034; doi:10.1021/ic060462z

data_4332503
_publ_section_title
;
 Chiral Molecule-Based Ferrimagnets with Helical Structures
;
_journal_issue                   18
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              7032
_journal_page_last               7034
_journal_paper_doi               10.1021/ic060462z
_journal_volume                  45
_journal_year                    2006
_chemical_absolute_configuration unk
_chemical_formula_sum            'C66 H68 Fe Mn3 N12 O10'
_chemical_formula_weight         1409.99
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.279(4)
_cell_length_b                   20.027(5)
_cell_length_c                   24.285(6)
_cell_measurement_reflns_used    2231
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.8
_cell_measurement_theta_min      2.1
_cell_volume                     7431(3)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SAINT (Bruker, 2000)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Bruker, 2000)'
_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_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0593
_diffrn_reflns_av_sigmaI/netI    0.0872
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            39597
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         1.87
_exptl_absorpt_coefficient_mu    0.749
_exptl_absorpt_correction_T_max  0.84
_exptl_absorpt_correction_T_min  0.79
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, Bruker(2000)'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.260
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             2916
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.27
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.425
_refine_diff_density_min         -0.476
_refine_diff_density_rms         0.061
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.014(16)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.004
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           fullcycle
_refine_ls_number_parameters     874
_refine_ls_number_reflns         14499
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.004
_refine_ls_R_factor_all          0.0842
_refine_ls_R_factor_gt           0.0625
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.06P)^2^+1.56P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1247
_refine_ls_wR_factor_ref         0.1303
_reflns_number_gt                11017
_reflns_number_total             14499
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic060462zsup1.cif
_cod_data_source_block           sad
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      'P2(1)2(1)2(1) '
_cod_database_code               4332503