The Question of Aromaticity in Open-Shell Cations and Anions as Ion-Radical Offsprings of Polycyclic Aromatic and Antiaromatic Hydrocarbons
Sergiy V. Rosokha; Jay K. Kochi; Journal of Organic Chemistry 71 (2006) 9357–9365; doi:10.1021/jo061695a

data_4022147
_publ_section_title
;
 The Question of Aromaticity in Open-Shell Cations and Anions as
 Ion-Radical Offsprings of Polycyclic Aromatic and Antiaromatic Hydrocarbons
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              9357
_journal_page_last               9365
_journal_paper_doi               10.1021/jo061695a
_journal_volume                  71
_journal_year                    2006
_chemical_formula_moiety         'C20 H40 K O8, C14 H16 '
_chemical_formula_sum            'C34 H56 K O8'
_chemical_formula_weight         631.89
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                61.431(3)
_cell_angle_beta                 73.013(3)
_cell_angle_gamma                87.878(3)
_cell_formula_units_Z            2
_cell_length_a                   12.463(2)
_cell_length_b                   12.800(2)
_cell_length_c                   13.228(3)
_cell_measurement_reflns_used    3427
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      24.40
_cell_measurement_theta_min      2.28
_cell_volume                     1759.2(6)
_computing_cell_refinement       'SAINT (Bruker, 2003)'
_computing_data_collection       'SMART (Bruker, 2003)'
_computing_data_reduction        'SAINT & SADABS (Bruker, 2003)'
_computing_molecular_graphics    'XP (Bruker, 1999)'
_computing_publication_material  'SHELXL, XCIF (Bruker, 1999)'
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Bruker, 2003)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device       'Bruker SMART'
_diffrn_measurement_method       'omega-scan, full sphere'
_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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.1149
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            10245
_diffrn_reflns_theta_full        29.50
_diffrn_reflns_theta_max         30.30
_diffrn_reflns_theta_min         1.72
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.197
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.193
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             686
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.429
_refine_diff_density_min         -0.372
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.836
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     395
_refine_ls_number_reflns         10245
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.836
_refine_ls_R_factor_all          0.1488
_refine_ls_R_factor_gt           0.0585
_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^)+(0.0615P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1166
_refine_ls_wR_factor_ref         0.1412
_reflns_number_gt                4426
_reflns_number_total             10245
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo061695asi20060815_023019.cif
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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_Hall     '-P 1   '
_cod_database_code               4022147