Convenient synthesis of tricyclic N(1)-C(2)-fused oxazino-indolones via [Au(I)] catalyzed hydrocarboxylation of allenes
Pedrazzani, Riccardo; Pinosa, Emanuele; Bertuzzi, Giulio; MONARI, MAGDA; Lauzon, Samuel; Ollevier, Thierry; Bandini, Marco; Chemical Communications  (2022) –; doi:10.1039/D2CC02303B

data_7130297
_publ_section_title
;
 Convenient synthesis of tricyclic N(1)-C(2)-fused oxazino-indolones via
 [Au(I)] catalyzed hydrocarboxylation of allenes
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/D2CC02303B
_journal_year                    2022
_chemical_absolute_configuration syn
_chemical_formula_sum            'C26 H34 Au Cl N2 O2'
_chemical_formula_weight         638.97
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2022-04-19 deposited with the CCDC.	2022-06-28 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.8777(7)
_cell_length_b                   13.2885(10)
_cell_length_c                   19.8719(14)
_cell_measurement_reflns_used    9913
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.35
_cell_measurement_theta_min      2.30
_cell_volume                     2608.4(3)
_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-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0626
_diffrn_reflns_av_unetI/netI     0.0434
_diffrn_reflns_Laue_measured_fraction_full 0.990
_diffrn_reflns_Laue_measured_fraction_max 0.990
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            30416
_diffrn_reflns_point_group_measured_fraction_full 0.987
_diffrn_reflns_point_group_measured_fraction_max 0.987
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.248
_diffrn_reflns_theta_min         1.844
_exptl_absorpt_coefficient_mu    5.766
_exptl_absorpt_correction_T_max  0.8124
_exptl_absorpt_correction_T_min  0.5473
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            pale-yellow
_exptl_crystal_density_diffrn    1.627
_exptl_crystal_description       Needle
_exptl_crystal_F_000             1264
_exptl_crystal_size_max          0.41
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.07
_refine_diff_density_max         2.630
_refine_diff_density_min         -2.891
_refine_diff_density_rms         0.200
_refine_ls_abs_structure_details
;
 Flack x determined using 1877 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.044(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.766
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     297
_refine_ls_number_reflns         4669
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.766
_refine_ls_R_factor_all          0.0400
_refine_ls_R_factor_gt           0.0388
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+117.5266P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0997
_refine_ls_wR_factor_ref         0.1004
_reflns_Friedel_coverage         0.759
_reflns_Friedel_fraction_full    0.984
_reflns_Friedel_fraction_max     0.984
_reflns_number_gt                4549
_reflns_number_total             4669
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2cc02303b2.cif
_cod_data_source_block           shelx_CCDC4
_cod_database_code               7130297
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              28604
_shelx_hkl_checksum              82870