Spin-Localized Cyclopentadienyl Radical Annelated with Homoadamantene Frameworks: Isolation, X-ray Crystal Structure, and ESR Characterization
Toshikazu Kitagawa; Kohei Ogawa; Koichi Komatsu; Journal of the American Chemical Society 126 (2004) 9930–9931; doi:10.1021/ja046617o

data_4112851
_publ_contact_author_address
;
    Institute for Chemical Research, Kyoto University, Gokasho, Uji, 
    Kyoto 611-0011, Japan. 
;
_publ_contact_author_email       ' kitagawa@scl.kyoto-u.ac.jp'
_publ_contact_author_fax         ' +81-774-38-3178 '
_publ_contact_author_name        ' Toshikazu Kitagawa '
_publ_contact_author_phone       ' +81-774-38-3173 '
_publ_section_title
;
 Spin-Localized Cyclopentadienyl Radical Annelated with Homoadamantene
 Frameworks: Isolation, X-ray Crystal Structure, and ESR Characterization
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              9930
_journal_page_last               9931
_journal_paper_doi               10.1021/ja046617o
_journal_volume                  126
_journal_year                    2004
_chemical_formula_sum            'C27 H37'
_chemical_formula_weight         361.57
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             ' Oct 18 2003 '
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.000(5)
_cell_angle_beta                 90.000(5)
_cell_angle_gamma                90.000(5)
_cell_formula_units_Z            4
_cell_length_a                   10.055(5)
_cell_length_b                   10.268(5)
_cell_length_c                   19.814(5)
_cell_measurement_temperature    100(2)
_cell_volume                     2045.7(15)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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 1.000
_diffrn_measured_fraction_theta_max 1.000
_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     0.71069
_diffrn_reflns_av_R_equivalents  0.0676
_diffrn_reflns_av_sigmaI/netI    0.0654
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            10259
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.06
_exptl_absorpt_coefficient_mu    0.065
_exptl_absorpt_correction_T_max  0.9935
_exptl_absorpt_correction_T_min  0.9807
_exptl_absorpt_correction_type   empirical(SADABS)
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.174
_exptl_crystal_description       prism
_exptl_crystal_F_000             796
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.170
_refine_diff_density_min         -0.189
_refine_diff_density_rms         0.036
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     143
_refine_ls_number_reflns         1910
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.0784
_refine_ls_R_factor_gt           0.0408
_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^)+(0.0148P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0621
_refine_ls_wR_factor_ref         0.0665
_reflns_number_gt                1150
_reflns_number_total             1910
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja046617osi20040709_113308.cif
_cod_data_source_block           Radical1
_cod_database_code               4112851