Synthesis and structure of cationic guanidinate-bridged bimetallic {Li(7)M} cubes (M = Mn, Co, Zn) with inverse crown counter anions.
Woodruff, Daniel; Bodensteiner, Michael; Sells, Daniel O.; Winpenny, Richard E. P.; Layfield, Richard A.; Dalton transactions (Cambridge, England : 2003) 40 (2011) 10918–10923; doi:10.1039/c1dt10999e

data_7017052
_publ_section_title
;
 Synthesis and structure of cationic guanidinate-bridged bimetallic
 {Li(7)M} cubes (M = Mn, Co, Zn) with inverse crown counter anions.
;
_journal_issue                   41
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10918
_journal_page_last               10923
_journal_paper_doi               10.1039/c1dt10999e
_journal_volume                  40
_journal_year                    2011
_chemical_absolute_configuration unk
_chemical_compound_source        'see text'
_chemical_formula_moiety         'C19 H48 Li3 N5 Si4'
_chemical_formula_sum            'C19 H48 Li3 N5 Si4'
_chemical_formula_weight         479.80
_chemical_name_systematic        ?
_space_group_IT_number           106
_symmetry_cell_setting           tetragonal
_symmetry_Int_Tables_number      106
_symmetry_space_group_name_Hall  'P 4c -2ab'
_symmetry_space_group_name_H-M   'P 42 b c'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             'Jan 18 00:05:49 2011'
_audit_creation_method           'PLATON <TABLE ACC> option'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   16.4053(3)
_cell_length_b                   16.4053(3)
_cell_length_c                   21.4837(10)
_cell_measurement_reflns_used    5106
_cell_measurement_temperature    100
_cell_measurement_theta_max      28.5775
_cell_measurement_theta_min      3.0977
_cell_volume                     5782.0(3)
_computing_cell_refinement
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov 6 2009,16:24:50)
;
_computing_data_collection
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov 6 2009,16:24:50)
;
_computing_data_reduction
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov 6 2009,16:24:50)
;
_computing_molecular_graphics    'SXGRAPH (Farrugia, 1999)'
_computing_publication_material  'PLATON (Spek, 2003)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SUPERFLIP (Palatinus, Chapuis, 2007)'
_diffrn_ambient_temperature      100
_diffrn_detector_area_resol_mean 8.3367
_diffrn_measured_fraction_theta_full 0.896
_diffrn_measured_fraction_theta_max 0.896
_diffrn_measurement_device_type  'Xcalibur, Sapphire2, large Be window'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0397
_diffrn_reflns_av_sigmaI/netI    0.0486
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            12200
_diffrn_reflns_reduction_process
;
;
_diffrn_reflns_theta_full        28.66
_diffrn_reflns_theta_max         28.66
_diffrn_reflns_theta_min         3.12
_exptl_absorpt_coefficient_mu    0.220
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.89186
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov 6 2009,16:24:50)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.102
_exptl_crystal_density_method    'Not Measured'
_exptl_crystal_description       cube
_exptl_crystal_F_000             2096
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.539
_refine_diff_density_min         -0.221
_refine_diff_density_rms         0.063
_refine_ls_abs_structure_details 'Flack H.D. (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.3(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.995
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     297
_refine_ls_number_reflns         4177
_refine_ls_number_restraints     19
_refine_ls_restrained_S_all      0.993
_refine_ls_R_factor_all          0.0551
_refine_ls_R_factor_gt           0.0393
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0641P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0989
_refine_ls_wR_factor_ref         0.1060
_reflns_number_gt                3128
_reflns_number_total             4177
_reflns_threshold_expression     >2\s(i)
_cod_data_source_file            c1dt10999e.txt
_cod_data_source_block           ORAL111
_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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        5781.99(31)
_cod_database_code               7017052