Palladium-Catalyzed Cyclization: Regioselectivity and Structure of Arene-Fused C60 Derivatives.
Hashikawa, Yoshifumi; Murata, Michihisa; Wakamiya, Atsushi; Murata, Yasujiro; Journal of the American Chemical Society  (2017) –; doi:10.1021/jacs.7b09459

data_4126667
_publ_section_title
;
 Palladium-Catalyzed Cyclization: Regioselectivity and Structure of
 Arene-Fused C60 Derivatives.
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_paper_doi               10.1021/jacs.7b09459
_journal_year                    2017
_chemical_formula_sum            'C48 H21 N'
_chemical_formula_weight         611.66
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           11
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yb'
_symmetry_space_group_name_H-M   'P 1 21/m 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                 94.0714(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.7973(8)
_cell_length_b                   16.8078(11)
_cell_length_c                   14.2706(9)
_cell_measurement_reflns_used    5420
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.50
_cell_measurement_theta_min      1.43
_cell_volume                     2822.5(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker Smart APEX II'
_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  0.0201
_diffrn_reflns_av_sigmaI/netI    0.0213
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            14004
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         1.43
_exptl_absorpt_coefficient_mu    0.083
_exptl_absorpt_correction_T_max  0.9942
_exptl_absorpt_correction_T_min  0.9732
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.439
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1264
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.652
_refine_diff_density_min         -0.330
_refine_diff_density_rms         0.094
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.102
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     563
_refine_ls_number_reflns         5420
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.102
_refine_ls_R_factor_all          0.0557
_refine_ls_R_factor_gt           0.0487
_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^)+(0.0664P)^2^+1.8421P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1256
_refine_ls_wR_factor_ref         0.1360
_reflns_number_gt                4774
_reflns_number_total             5420
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja7b09459_si_003.cif
_cod_data_source_block           1py8
_cod_original_sg_symbol_H-M      P21/m
_cod_database_code               4126667