Heteroaryl-substituted C3-bridged oligopyrroles: potential building subunits of anion-responsive pi-conjugated oligomers.
Maeda, Hiromitsu; Mihashi, Yuta; Haketa, Yohei; Organic letters 10 (2008) 3179–3182; doi:10.1021/ol801014z

data_1504746
_publ_section_title
;
 Heteroaryl-substituted C3-bridged oligopyrroles: potential building
 subunits of anion-responsive pi-conjugated oligomers.
;
_journal_issue                   15
_journal_name_full               'Organic letters'
_journal_page_first              3179
_journal_page_last               3182
_journal_paper_doi               10.1021/ol801014z
_journal_volume                  10
_journal_year                    2008
_chemical_formula_moiety         'C27 H31 B F2 N4 O2'
_chemical_formula_sum            'C27 H31 B F2 N4 O2'
_chemical_formula_weight         492.37
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_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                95.968(18)
_cell_angle_beta                 104.752(19)
_cell_angle_gamma                114.023(16)
_cell_formula_units_Z            2
_cell_length_a                   8.813(5)
_cell_length_b                   10.176(5)
_cell_length_c                   15.776(9)
_cell_measurement_temperature    123(2)
_cell_volume                     1214.6(12)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_detector_area_resol_mean 10.00
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0922
_diffrn_reflns_av_sigmaI/netI    0.1509
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            12036
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.12
_exptl_absorpt_coefficient_mu    0.096
_exptl_absorpt_correction_T_max  0.9905
_exptl_absorpt_correction_T_min  0.9811
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            violet
_exptl_crystal_density_diffrn    1.346
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             520
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.248
_refine_diff_density_min         -0.274
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.886
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     329
_refine_ls_number_reflns         5524
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.886
_refine_ls_R_factor_all          0.1252
_refine_ls_R_factor_gt           0.0547
_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^)+(0.0228P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0873
_refine_ls_wR_factor_ref         0.1018
_reflns_number_gt                2923
_reflns_number_total             5524
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol801014z-file005.cif
_cod_data_source_block           80315mae
_cod_original_cell_volume        1214.6(11)
_cod_database_code               1504746