Rapid access to spirocylic oxindoles: application of asymmetric N-heterocyclic carbene-catalyzed [3 + 3] cycloaddition of imines to oxindole-derived enals.
Xie, Danbo; Yang, Limin; Lin, Youqiang; Zhang, Zhiming; Chen, Dongdong; Zeng, Xiaofei; Zhong, Guofu; Organic letters 17 (2015) 2318–2321; doi:10.1021/acs.orglett.5b00726

data_1554937
_publ_section_title
;
 Rapid access to spirocylic oxindoles: application of asymmetric
 N-heterocyclic carbene-catalyzed [3 + 3] cycloaddition of imines to
 oxindole-derived enals.
;
_journal_issue                   10
_journal_name_full               'Organic letters'
_journal_page_first              2318
_journal_page_last               2321
_journal_paper_doi               10.1021/acs.orglett.5b00726
_journal_volume                  17
_journal_year                    2015
_chemical_absolute_configuration unk
_chemical_formula_moiety         '4(C33 H28 N2 O5 S), C O H4'
_chemical_formula_sum            'C133 H116 N8 O21 S4'
_chemical_formula_weight         2290.58
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 105.418(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            1
_cell_length_a                   10.8299(4)
_cell_length_b                   17.8426(7)
_cell_length_c                   16.7462(6)
_cell_measurement_reflns_used    5580
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      24.2400
_cell_measurement_theta_min      3.5630
_cell_volume                     3119.5(2)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Atlas, Gemini'
_diffrn_measurement_method       '\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  0.0258
_diffrn_reflns_av_sigmaI/netI    0.0425
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            17123
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.83
_exptl_absorpt_coefficient_mu    0.146
_exptl_absorpt_correction_T_max  0.9173
_exptl_absorpt_correction_T_min  0.8981
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.219
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1202
_exptl_crystal_size_max          0.75
_exptl_crystal_size_mid          0.70
_exptl_crystal_size_min          0.60
_refine_diff_density_max         1.008
_refine_diff_density_min         -0.276
_refine_diff_density_rms         0.084
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   1.07(9)
_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     752
_refine_ls_number_reflns         9958
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.057
_refine_ls_R_factor_all          0.0898
_refine_ls_R_factor_gt           0.0710
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1408P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1937
_refine_ls_wR_factor_ref         0.2096
_reflns_number_gt                7720
_reflns_number_total             9958
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol5b00726_si_002.cif
_cod_data_source_block           g140707a
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_Hall     'P 2yb '
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               1554937