New 13-vertex metallacarborane sandwich compounds; synthetic and structural studies
Ellis, David; McIntosh, Ruaraidh D.; Esquirolea, Susana; Viñas, Clara; Rosair, Georgina M.; Teixidor, Francesc; Welch, Alan J.; Dalton Transactions  (2008) 1009–1017; doi:10.1039/b716169g

data_7003438
_publ_section_title
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 New 13-vertex metallacarborane sandwich compounds; synthetic and
 structural studies
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_journal_issue                   8
_journal_name_full               'Dalton Transactions'
_journal_page_first              1009
_journal_page_last               1017
_journal_paper_doi               10.1039/b716169g
_journal_year                    2008
_chemical_formula_sum            'C32 H78 B20 K2 N2 Ni O12'
_chemical_formula_weight         1036.07
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 96.627(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.2433(6)
_cell_length_b                   42.477(3)
_cell_length_c                   15.4794(10)
_cell_measurement_reflns_used    6464
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      23.18
_cell_measurement_theta_min      2.72
_cell_volume                     5383.9(6)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.993
_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  0.0920
_diffrn_reflns_av_sigmaI/netI    0.1445
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       54
_diffrn_reflns_limit_k_min       -53
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            50097
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.67
_diffrn_reflns_theta_min         0.96
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.568
_exptl_absorpt_correction_T_max  0.978
_exptl_absorpt_correction_T_min  0.771
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, (Sheldrick, 2002)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.278
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             2184
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.666
_refine_diff_density_min         -0.930
_refine_diff_density_rms         0.168
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.905
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     688
_refine_ls_number_reflns         12497
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.905
_refine_ls_R_factor_all          0.1588
_refine_ls_R_factor_gt           0.0612
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1525P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1607
_refine_ls_wR_factor_ref         0.2408
_reflns_number_gt                6331
_reflns_number_total             12497
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b716169g.txt
_cod_data_source_block           3
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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)/n
_cod_database_code               7003438