Aggregation of tetranuclear Mn building blocks with alkali ion. Syntheses, crystal structures and chemical behaviors of monomer, dimer and polymer containing [Mn4(mu3-O)2]8+ units.
Huang, Deguang; Zhang, Xiaofeng; Ma, Chengbing; Chen, Hui; Chen, Changneng; Liu, Qiutian; Zhang, Chunxi; Liao, Daizheng; Li, Licun; Dalton transactions (Cambridge, England : 2003)  (2007) 680–688; doi:10.1039/b609948c

data_7004831
_publ_section_title
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 Aggregation of tetranuclear Mn building blocks with alkali ion.
 Syntheses, crystal structures and chemical behaviors of monomer, dimer
 and polymer containing [Mn4(mu3-O)2]8+ units.
;
_journal_issue                   6
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              680
_journal_page_last               688
_journal_paper_doi               10.1039/b609948c
_journal_year                    2007
_chemical_formula_moiety         '[Mn4O2(AcO)7(pyz)2(CH3CN)K.2CH3CN]n'
_chemical_formula_sum            'C30 H36 K Mn4 N7 O20'
_chemical_formula_weight         1073.52
_chemical_name_systematic
;
?
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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            8
_cell_length_a                   22.34030(10)
_cell_length_b                   14.87040(10)
_cell_length_c                   26.4903(4)
_cell_measurement_reflns_used    8192
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.07
_cell_measurement_theta_min      1.82
_cell_volume                     8800.32(15)
_computing_cell_refinement       'Siemens SMART & SAINT'
_computing_data_collection       'Siemens SMART'
_computing_data_reduction        'Siemens XPREP'
_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 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0469
_diffrn_reflns_av_sigmaI/netI    0.0287
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            43703
_diffrn_reflns_theta_full        25.07
_diffrn_reflns_theta_max         25.07
_diffrn_reflns_theta_min         1.82
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.299
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  .7347
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.621
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             4352
_exptl_crystal_size_max          .78
_exptl_crystal_size_mid          .66
_exptl_crystal_size_min          .42
_refine_diff_density_max         0.561
_refine_diff_density_min         -0.333
_refine_diff_density_rms         0.073
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.217
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     564
_refine_ls_number_reflns         7783
_refine_ls_number_restraints     13
_refine_ls_restrained_S_all      1.220
_refine_ls_R_factor_all          0.0709
_refine_ls_R_factor_gt           0.0450
_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^)+(0.0363P)^2^+17.0454P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1005
_refine_ls_wR_factor_ref         0.1210
_reflns_number_gt                5879
_reflns_number_total             7783
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b609948c.txt
_cod_data_source_block           complex_3
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_original_sg_symbol_H-M      Pbca
_cod_database_code               7004831