Bromination-Mediated Regioselective Preparation of Cyclopentadienyl-Type [60]Fullerene Derivatives with Alkoxy, Peroxy, and Bromo or Hydro Addends
Jianxin Zhang; Nana Xin; Liangbing Gan; Journal of Organic Chemistry 76 (2011) 1735–1741; doi:10.1021/jo102377r

data_4026122
_publ_section_title
;
 Bromination-Mediated Regioselective Preparation of Cyclopentadienyl-Type
 [60]Fullerene Derivatives with Alkoxy, Peroxy, and Bromo or Hydro Addends
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              1735
_journal_page_last               1741
_journal_paper_doi               10.1021/jo102377r
_journal_volume                  76
_journal_year                    2011
_chemical_formula_moiety         'C70 H24 Br2 O6'
_chemical_formula_sum            'C70 H24 Br2 O6'
_chemical_formula_weight         1120.71
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.0065(12)
_cell_length_b                   17.5800(18)
_cell_length_c                   20.214(2)
_cell_measurement_reflns_used    16251
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      27.90
_cell_measurement_theta_min      1.50
_cell_volume                     4266.7(7)
_computing_cell_refinement       'CrystalClear-SM Expert 2.0 r2'
_computing_data_collection
'CrystalClear-SM Expert 2.0 r2 (Rigaku, 2009)'
_computing_data_reduction        'CrystalClear-SM Expert 2.0 r2'
_computing_molecular_graphics    'CrystalStructure 4.0'
_computing_publication_material  'CrystalStructure 4.0 (Rigaku, 2009)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      113(2)
_diffrn_detector_area_resol_mean 14.222
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Rigaku Saturn724 CCD'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  multilayer
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0370
_diffrn_reflns_av_sigmaI/netI    0.0584
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            44026
_diffrn_reflns_theta_full        27.87
_diffrn_reflns_theta_max         27.87
_diffrn_reflns_theta_min         1.54
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.970
_exptl_absorpt_correction_T_max  0.7434
_exptl_absorpt_correction_T_min  0.6284
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   CrystalClear
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.745
_exptl_crystal_description       prism
_exptl_crystal_F_000             2248
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.500
_refine_diff_density_min         -0.360
_refine_diff_density_rms         0.062
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.013(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.997
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     711
_refine_ls_number_reflns         10142
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.997
_refine_ls_R_factor_all          0.0329
_refine_ls_R_factor_gt           0.0286
_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^)+(0.0223P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0602
_refine_ls_wR_factor_ref         0.0612
_reflns_number_gt                8974
_reflns_number_total             10142
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo102377r_si_002.cif
_cod_data_source_block           shelxl
_cod_database_code               4026122