“Naked” Mono- and Dianions of Corannulene with Lithium Counterions
Spisak, Sarah N.; Zabula, Alexander V.; Ferguson, Michael V.; Filatov, Alexander S.; Petrukhina, Marina A.; Organometallics 32 (2013) 538–; doi:10.1021/om300998p

data_4079890
_publ_section_title
;
 &#x201C;Naked&#x201D; Mono- and Dianions of Corannulene with Lithium
 Counterions
;
_journal_issue                   2
_journal_name_full               Organometallics
_journal_page_first              538
_journal_paper_doi               10.1021/om300998p
_journal_volume                  32
_journal_year                    2013
_chemical_absolute_configuration syn
_chemical_formula_moiety         '2(C12 H28 Li O6), C20 H10'
_chemical_formula_sum            'C44 H66 Li2 O12'
_chemical_formula_weight         800.85
_chemical_name_systematic
; 
 corannulene-bis(bis(bis(2-methoxyethyl) ether)-lithium)) 
;
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      9
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 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                 101.547(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.032(4)
_cell_length_b                   19.217(6)
_cell_length_c                   16.592(5)
_cell_measurement_reflns_used    4975
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.72
_cell_measurement_theta_min      2.37
_cell_volume                     4384(2)
_computing_cell_refinement       'SAINT Ver. 6.22  (Bruker-AXS, 2003)'
_computing_data_collection       'SMART Ver. 5.622 (Bruker-AXS, 2003)'
_computing_data_reduction        'SAINT Ver. 6.22'
_computing_molecular_graphics    'SHELXTL Ver. 6.14'
_computing_publication_material  'SHELXTL Ver. 6.14'
_computing_structure_refinement  'SHELXTL Ver. 6.14'
_computing_structure_solution    'SHELXTL Ver. 6.14 (Bruker-AXS, 2003)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker SMART APEX CCD area-detector'
_diffrn_measurement_method       '0.30\% \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           Mo-K\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0549
_diffrn_reflns_av_sigmaI/netI    0.0974
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            17988
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         26.77
_diffrn_reflns_theta_min         1.82
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.086
_exptl_absorpt_correction_T_max  0.9966
_exptl_absorpt_correction_T_min  0.9763
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS  (Bruker-AXS, 2003)
;
_exptl_crystal_colour            purple
_exptl_crystal_density_diffrn    1.213
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1728
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.202
_refine_diff_density_min         -0.203
_refine_diff_density_rms         0.043
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.5(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.023
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     531
_refine_ls_number_reflns         8901
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.023
_refine_ls_R_factor_all          0.0972
_refine_ls_R_factor_gt           0.0553
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0176P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0812
_refine_ls_wR_factor_ref         0.0925
_reflns_number_gt                5852
_reflns_number_total             8901
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            om300998p_si_002.cif
_cod_data_source_block           5
_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_Hall     'C -2yc      '
_cod_original_sg_symbol_H-M      'C 1 c 1     '
_cod_database_code               4079890