Diastereoselective Reversible C-C Bond Exchange of Oxindole-Thiazolidinediones for Dynamic Combinatorial Chemistry
Gorai, Ananta; Chakraborti, Gargi; Basak, Soumya Jyoti; Dash, Jyotirmayee; Organic & Biomolecular Chemistry  (2022) –; doi:10.1039/D2OB01993K

data_7159002
_publ_section_title
;
 Diastereoselective Reversible C-C Bond Exchange of
 Oxindole-Thiazolidinediones for Dynamic Combinatorial Chemistry
;
_journal_name_full               'Organic &amp; Biomolecular Chemistry'
_journal_paper_doi               10.1039/D2OB01993K
_journal_year                    2022
_chemical_formula_sum            'C18 H16 N2 O3'
_chemical_formula_weight         308.33
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_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-2016/6
_audit_update_record
;
2022-05-03 deposited with the CCDC.	2022-11-10 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 109.0350(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.9951(3)
_cell_length_b                   8.5493(2)
_cell_length_c                   15.5588(4)
_cell_measurement_reflns_used    6312
_cell_measurement_temperature    111(2)
_cell_measurement_theta_max      25.03
_cell_measurement_theta_min      3.53
_cell_volume                     1508.30(7)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX3'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      111(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker APEX-III CMOS'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0359
_diffrn_reflns_av_unetI/netI     0.0275
_diffrn_reflns_Laue_measured_fraction_full 0.991
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            12703
_diffrn_reflns_point_group_measured_fraction_full 0.991
_diffrn_reflns_point_group_measured_fraction_max 0.991
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         25.000
_diffrn_reflns_theta_min         3.528
_diffrn_source                   'Fine focus sealed tube'
_exptl_absorpt_coefficient_mu    0.094
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.358
_exptl_crystal_description       block
_exptl_crystal_F_000             648
_exptl_crystal_size_max          .20
_exptl_crystal_size_mid          .16
_exptl_crystal_size_min          .14
_exptl_transmission_factor_max   .7452
_exptl_transmission_factor_min   .7003
_refine_diff_density_max         0.296
_refine_diff_density_min         -0.205
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     211
_refine_ls_number_reflns         2637
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.057
_refine_ls_R_factor_all          0.0447
_refine_ls_R_factor_gt           0.0372
_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^)+(0.0347P)^2^+0.8674P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0881
_refine_ls_wR_factor_ref         0.0947
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2275
_reflns_number_total             2637
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2ob01993k2.cif
_cod_data_source_block           TEST7_a
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7159002
_shelx_shelxl_version_number     2016/6
_shelx_res_checksum              44597