Synthetic, structural and computational studies on adducts of the 4,1,2-SnC2B10 supraicosahedral stannacarborane.
Abram, Peter D.; McKay, David; Ellis, David; Macgregor, Stuart A.; Rosair, Georgina M.; Welch, Alan J.; Dalton transactions (Cambridge, England : 2003) 39 (2010) 2412–2422; doi:10.1039/b922644c

data_7024911
_publ_section_title
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 Synthetic, structural and computational studies on adducts of the
 4,1,2-SnC2B10 supraicosahedral stannacarborane.
;
_journal_issue                   9
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2412
_journal_page_last               2422
_journal_paper_doi               10.1039/b922644c
_journal_volume                  39
_journal_year                    2010
_chemical_formula_sum            'C27 H32 B10 N2 Sn'
_chemical_formula_weight         611.34
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 96.6860(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   7.58370(10)
_cell_length_b                   37.9500(8)
_cell_length_c                   19.5831(4)
_cell_measurement_reflns_used    9859
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      23.3915
_cell_measurement_theta_min      2.3885
_cell_volume                     5597.71(18)
_computing_cell_refinement       'Bruker APEX2'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker APEX2'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.974
_diffrn_measured_fraction_theta_max 0.974
_diffrn_measurement_device_type  'Bruker X8 APEX 2'
_diffrn_measurement_method       '\f and \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  0.0712
_diffrn_reflns_av_sigmaI/netI    0.0438
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       42
_diffrn_reflns_limit_k_min       -42
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            77776
_diffrn_reflns_theta_full        23.61
_diffrn_reflns_theta_max         23.61
_diffrn_reflns_theta_min         2.35
_exptl_absorpt_coefficient_mu    0.935
_exptl_absorpt_correction_T_max  0.9123
_exptl_absorpt_correction_T_min  0.6837
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, Bruker (2004)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.451
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             2464
_exptl_crystal_size_max          0.44
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.986
_refine_diff_density_min         -0.771
_refine_diff_density_rms         0.085
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.076
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     721
_refine_ls_number_reflns         8186
_refine_ls_number_restraints     24
_refine_ls_restrained_S_all      1.075
_refine_ls_R_factor_all          0.0610
_refine_ls_R_factor_gt           0.0376
_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^)+(0.0172P)^2^+14.6392P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0695
_refine_ls_wR_factor_ref         0.0772
_reflns_number_gt                6277
_reflns_number_total             8186
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b922644c.txt
_cod_data_source_block           4
_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 2.4.2 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)/c
_cod_database_code               7024911