Gold-Catalyzed Cycloisomerization of 1,7-Diyne Benzoates to Indeno[1,2-c]azepines and Azabicyclo[4.2.0]octa-1(8),5-dines
Weidong Rao; Ming Joo Koh; Prasath Kothandaraman; Philip Wai Hong Chan; Journal of the American Chemical Society 134 (2012) 10811–10814; doi:10.1021/ja304964s

data_4118205
_publ_section_title
;
 Gold-Catalyzed Cycloisomerization of 1,7-Diyne Benzoates to
 Indeno[1,2-c]azepines and Azabicyclo[4.2.0]octa-1(8),5-dines
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              10811
_journal_page_last               10814
_journal_paper_doi               10.1021/ja304964s
_journal_volume                  134
_journal_year                    2012
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C39 H31 N O4 S'
_chemical_formula_sum            'C39 H31 N O4 S'
_chemical_formula_weight         609.71
_space_group_IT_number           1
_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
_cell_angle_alpha                114.352(3)
_cell_angle_beta                 116.121(2)
_cell_angle_gamma                94.339(3)
_cell_formula_units_Z            1
_cell_length_a                   9.4628(4)
_cell_length_b                   10.2341(8)
_cell_length_c                   10.2812(5)
_cell_measurement_reflns_used    7960
_cell_measurement_temperature    103(2)
_cell_measurement_theta_max      29.58
_cell_measurement_theta_min      2.30
_cell_volume                     773.13(9)
_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      103(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_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  0.0279
_diffrn_reflns_av_sigmaI/netI    0.0430
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            15219
_diffrn_reflns_theta_full        29.67
_diffrn_reflns_theta_max         29.67
_diffrn_reflns_theta_min         2.44
_exptl_absorpt_coefficient_mu    0.149
_exptl_absorpt_correction_T_max  0.9596
_exptl_absorpt_correction_T_min  0.9429
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.310
_exptl_crystal_description       block
_exptl_crystal_F_000             320
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.38
_exptl_crystal_size_min          0.28
_refine_diff_density_max         0.326
_refine_diff_density_min         -0.280
_refine_diff_density_rms         0.049
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.06(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.063
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     407
_refine_ls_number_reflns         7833
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.0389
_refine_ls_R_factor_gt           0.0361
_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^)+(0.0538P)^2^+0.0125P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0897
_refine_ls_wR_factor_ref         0.0918
_reflns_number_gt                7349
_reflns_number_total             7833
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja304964s_si_003.cif
_cod_data_source_block           chan187
_cod_original_cell_volume        773.13(8)
_cod_database_code               4118205