The Cs<sub>2</sub>CO<sub>3</sub>-Catalyzed Reaction of 2-Oxindoles with Enones for the Preparation of Indolin-3-Ones and Their Further Transformation.
Shao, Ying; Zeng, Yu-Mei; Ji, Jie-Ying; Sun, Xiao-Qiang; Yang, Hai-Tao; Miao, Chun-Bao; The Journal of organic chemistry 81 (2016) 12443–12450; doi:10.1021/acs.joc.6b01993

data_4037326
_publ_section_title
;
 The Cs<sub>2</sub>CO<sub>3</sub>-Catalyzed Reaction of 2-Oxindoles with
 Enones for the Preparation of Indolin-3-Ones and Their Further
 Transformation.
;
_journal_issue                   24
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              12443
_journal_page_last               12450
_journal_paper_doi               10.1021/acs.joc.6b01993
_journal_volume                  81
_journal_year                    2016
_chemical_formula_sum            'C22 H17 N O2'
_chemical_formula_weight         327.36
_space_group_crystal_system      monoclinic
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_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/6
_cell_angle_alpha                90
_cell_angle_beta                 100.799(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
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_cell_length_b                   12.5688(19)
_cell_length_c                   10.2197(15)
_cell_measurement_reflns_used    3731
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.446
_cell_measurement_theta_min      2.593
_cell_volume                     1707.3(4)
_computing_cell_refinement       'Bruker APEX II'
_computing_data_collection       'Bruker APEX II'
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_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/6 (Sheldrick, 2014)'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.960
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0291
_diffrn_reflns_av_unetI/netI     0.0338
_diffrn_reflns_Laue_measured_fraction_full 0.960
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -15
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_diffrn_reflns_limit_l_max       12
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_diffrn_reflns_point_group_measured_fraction_full 0.960
_diffrn_reflns_point_group_measured_fraction_max 0.991
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.008
_diffrn_reflns_theta_min         2.597
_exptl_absorpt_coefficient_mu    0.082
_exptl_absorpt_correction_T_max  0.9847
_exptl_absorpt_correction_T_min  0.9831
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.274
_exptl_crystal_description       block
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_exptl_crystal_size_mid          0.200
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_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     226
_refine_ls_number_reflns         2974
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.072
_refine_ls_R_factor_all          0.0508
_refine_ls_R_factor_gt           0.0413
_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^)+(0.0559P)^2^+0.3302P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1101
_refine_ls_wR_factor_ref         0.1176
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2447
_reflns_number_total             2974
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jo6b01993_si_002.cif
_cod_data_source_block           ww
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4037326
_shelx_estimated_absorpt_t_min   0.983
_shelx_estimated_absorpt_t_max   0.985
_shelxl_version_number           2014/6
_shelx_res_checksum              9081
_shelx_hkl_checksum              81361