Selective Construction of Polycyclic Spirooxindoles via Cu(OTf)2/HOTf-catalyzed Domino Reaction of o-Arylalkynylacetophenones and 3-Phenacylideneoxindoles
Yang, Ren-Yin; Sun, Jing; Sun, Qiu; Yan, Chao Guo; Org. Biomol. Chem.  (2017) –; doi:10.1039/C7OB01292F

data_7155744
_publ_section_title
;
 Selective Construction of Polycyclic Spirooxindoles via
 Cu(OTf)2/HOTf-catalyzed Domino Reaction of o-Arylalkynylacetophenones and
 3-Phenacylideneoxindoles
;
_journal_name_full               'Org. Biomol. Chem.'
_journal_paper_doi               10.1039/C7OB01292F
_journal_year                    2017
_chemical_formula_moiety         'C40 H25 Cl2 N O2'
_chemical_formula_sum            'C40 H25 Cl2 N O2'
_chemical_formula_weight         622.51
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2017-01-10 deposited with the CCDC.
2017-07-03 downloaded from the CCDC.
;
_cell_angle_alpha                65.881(5)
_cell_angle_beta                 81.281(5)
_cell_angle_gamma                75.729(5)
_cell_formula_units_Z            2
_cell_length_a                   10.5661(18)
_cell_length_b                   13.057(2)
_cell_length_c                   13.553(2)
_cell_measurement_reflns_used    9572
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      26.73
_cell_measurement_theta_min      2.39
_cell_volume                     1651.2(5)
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0392
_diffrn_reflns_av_unetI/netI     0.0430
_diffrn_reflns_Laue_measured_fraction_full 0.988
_diffrn_reflns_Laue_measured_fraction_max 0.988
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            22497
_diffrn_reflns_point_group_measured_fraction_full 0.988
_diffrn_reflns_point_group_measured_fraction_max 0.988
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.997
_diffrn_reflns_theta_min         1.746
_exptl_absorpt_coefficient_mu    0.232
_exptl_absorpt_correction_T_max  0.950
_exptl_absorpt_correction_T_min  0.937
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.252
_exptl_crystal_description       block
_exptl_crystal_F_000             644
_exptl_crystal_size_max          0.280
_exptl_crystal_size_mid          0.260
_exptl_crystal_size_min          0.220
_refine_diff_density_max         0.516
_refine_diff_density_min         -0.452
_refine_diff_density_rms         0.052
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.055
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     407
_refine_ls_number_reflns         6403
_refine_ls_number_restraints     48
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0791
_refine_ls_R_factor_gt           0.0527
_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^)+(0.0938P)^2^+0.2887P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1546
_refine_ls_wR_factor_ref         0.1663
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4571
_reflns_number_total             6403
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7ob01292f2.cif
_cod_data_source_block           3h
_cod_database_code               7155744
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.938
_shelx_estimated_absorpt_t_max   0.951
_shelx_res_checksum              58320
_shelx_fab_checksum              42291