Unusual Structural Types in Manganese Cluster Chemistry from the Use of N,N,N',N'-Tetrakis(2-hydroxyethyl)ethylenediamine: Mn8, Mn12, and Mn20 Clusters
Rashmi Bagai; Khalil A. Abboud; George Christou; Inorganic Chemistry 47 (2008) 621–631; doi:10.1021/ic701971d

data_4304471
_publ_section_title
;
Unusual Structural Types in Manganese Cluster Chemistry from the Use
of N,N,N',N'-Tetrakis(2-hydroxyethyl)ethylenediamine: Mn8, Mn12, and
Mn20 Clusters
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              621
_journal_page_last               631
_journal_paper_doi               10.1021/ic701971d
_journal_volume                  47
_journal_year                    2008
_chemical_formula_sum            'C52 H99 Cl8 Mn12 N14 O22.5'
_chemical_formula_weight         2223.33
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           130
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  '-P 4a 2ac'
_symmetry_space_group_name_H-M   'P 4/n c c :2'
_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                   19.7797(12)
_cell_length_b                   19.7797(12)
_cell_length_c                   20.851(2)
_cell_measurement_reflns_used    75
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28.0
_cell_measurement_theta_min      2.0
_cell_volume                     8157.7(10)
_computing_cell_refinement
'Bruker SMART v5.624 & SAINT 6.36a (Bruker 1998)'
_computing_data_collection       'Bruker SMART v5.624 (Bruker 1998)'
_computing_data_reduction        'Bruker SHELXTL v6.14 (Bruker 2000)'
_computing_molecular_graphics    'Bruker SHELXTL v6.14'
_computing_publication_material  'Bruker SHELXTL v6.14'
_computing_structure_refinement  'Bruker SHELXTL v6.14'
_computing_structure_solution    'Bruker SHELXTL v6.14'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'SMART CCD area detector'
_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  0.1016
_diffrn_reflns_av_sigmaI/netI    0.0540
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            50149
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.46
_diffrn_standards_decay_%        1
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.125
_exptl_absorpt_correction_T_max  0.8879
_exptl_absorpt_correction_T_min  0.8117
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
'based on measured indexed crystal faces, Bruker SHELXTL  v6.12 (Bruker 1998)'
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.810
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plates
_exptl_crystal_F_000             4500
_exptl_crystal_size_max          0.08
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.118
_refine_diff_density_min         -0.704
_refine_diff_density_rms         0.085
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.943
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     204
_refine_ls_number_reflns         4696
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.943
_refine_ls_R_factor_all          0.0948
_refine_ls_R_factor_gt           0.0464
_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^)+(0.0596P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1046
_refine_ls_wR_factor_ref         0.1176
_reflns_number_gt                2799
_reflns_number_total             4696
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ic701971d-file003.cif
_cod_data_source_block           rb82
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Tetragonal' changed to 'tetragonal'
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_cell_volume        8157.7(12)
_cod_original_sg_symbol_H-M      'P 4/n c c'
_cod_original_formula_sum        'C52 H99 Cl8 Mn12 N14 O22.50'
_cod_database_code               4304471