Partially Fluorinated Tetraazaacenes by Nucleophilic Aromatic Substitution
Jens U. Engelhart; Benjamin D. Lindner; Olena Tverskoy; Frank Rominger; Uwe H. F. Bunz; Journal of Organic Chemistry 78 (2013) 10832–10839; doi:10.1021/jo401824g

data_4028722
_publ_contact_author_address
;
Institute of Organic Chemistry
University of Heidelberg
Im Neuenheimer Feld 270
D-69120 Heidelberg
Germany
;
_publ_contact_author_email       uwe.bunz@oci.uni-heidelberg.de
_publ_contact_author_fax         '+49 6221 548404'
_publ_contact_author_name        'Uwe H. F. Bunz'
_publ_contact_author_phone       '+49 6221 548401'
_publ_section_title
;
 Partially Fluorinated Tetraazaacenes by Nucleophilic Aromatic
 Substitution
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              10832
_journal_page_last               10839
_journal_paper_doi               10.1021/jo401824g
_journal_volume                  78
_journal_year                    2013
_chemical_formula_sum            'C48 H49 F9 N2 Si2'
_chemical_formula_weight         881.07
_space_group_IT_number           2
_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
_audit_update_record
;
2013-08-15 # Formatted by publCIF
;
_cell_angle_alpha                100.096(2)
_cell_angle_beta                 96.605(2)
_cell_angle_gamma                103.513(2)
_cell_formula_units_Z            2
_cell_length_a                   8.6544(9)
_cell_length_b                   12.7016(13)
_cell_length_c                   21.437(2)
_cell_measurement_reflns_used    3711
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      25.54
_cell_measurement_theta_min      2.30
_cell_volume                     2225.6(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0481
_diffrn_reflns_av_sigmaI/netI    0.0648
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            26783
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         0.98
_exptl_absorpt_coefficient_mu    0.153
_exptl_absorpt_correction_T_max  0.9878
_exptl_absorpt_correction_T_min  0.9384
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.315
_exptl_crystal_description       needle
_exptl_crystal_F_000             920
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.709
_refine_diff_density_min         -0.494
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     550
_refine_ls_number_reflns         9082
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.1012
_refine_ls_R_factor_gt           0.0551
_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^)+(0.0551P)^2^+0.9355P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1204
_refine_ls_wR_factor_ref         0.1485
_reflns_number_gt                5765
_reflns_number_total             9082
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo401824g_si_001_2.cif
_cod_data_source_block           je12
_cod_database_code               4028722