Aminocyanation by the addition of N-CN bonds to arynes: chemoselective synthesis of 1,2-bifunctional aminobenzonitriles.
Rao, Bin; Zeng, Xiaoming; Organic letters 16 (2014) 314–317; doi:10.1021/ol403346x

data_1513542
_publ_section_title
;
 Aminocyanation by the addition of N-CN bonds to arynes: chemoselective
 synthesis of 1,2-bifunctional aminobenzonitriles.
;
_journal_issue                   1
_journal_name_full               'Organic letters'
_journal_page_first              314
_journal_page_last               317
_journal_paper_doi               10.1021/ol403346x
_journal_volume                  16
_journal_year                    2014
_chemical_formula_sum            'C13 H9 Br N2'
_chemical_formula_weight         273.13
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 108.8580(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.1427(19)
_cell_length_b                   3.9574(4)
_cell_length_c                   17.4219(19)
_cell_measurement_temperature    150(2)
_cell_volume                     1118.5(2)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0204
_diffrn_reflns_av_sigmaI/netI    0.0157
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            12322
_diffrn_reflns_theta_full        27.62
_diffrn_reflns_theta_max         27.62
_diffrn_reflns_theta_min         2.03
_exptl_absorpt_coefficient_mu    3.646
_exptl_absorpt_correction_T_max  0.6688
_exptl_absorpt_correction_T_min  0.4507
_exptl_crystal_density_diffrn    1.622
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             544
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.296
_refine_diff_density_min         -0.568
_refine_diff_density_rms         0.072
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.085
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     145
_refine_ls_number_reflns         2593
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.0262
_refine_ls_R_factor_gt           0.0229
_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^)+(0.0333P)^2^+0.3791P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0585
_refine_ls_wR_factor_ref         0.0599
_reflns_number_gt                2350
_reflns_number_total             2593
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol403346x_si_002.cif
_cod_data_source_block           1
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               1513542