Indium(iii)-catalyzed intramolecular dearomative cycloaddition ofN-sulfonylaziridines to indoles: facile synthesis of tetracyclic pyrroloindoline skeletons
Cao, Bo; Wei, Yin; Shi, Min; Organic Chemistry Frontiers 5 (2018) 423–; doi:10.1039/C7QO00882A

data_1553927
_publ_section_title
;
 Indium(iii)-catalyzed intramolecular dearomative cycloaddition
 ofN-sulfonylaziridines to indoles: facile synthesis of tetracyclic
 pyrroloindoline skeletons
;
_journal_issue                   3
_journal_name_full               'Organic Chemistry Frontiers'
_journal_page_first              423
_journal_paper_doi               10.1039/C7QO00882A
_journal_volume                  5
_journal_year                    2018
_chemical_formula_sum            'C33 H33 N3 O4 S2'
_chemical_formula_weight         599.74
_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   mixed
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2015-11-20 deposited with the CCDC.
2017-10-17 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 96.577(2)
_cell_angle_gamma                90
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_cell_length_c                   11.5829(13)
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_cell_measurement_temperature    293(2)
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_computing_cell_refinement       'Bruker SMART'
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_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
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_diffrn_reflns_av_R_equivalents  0.0320
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_diffrn_reflns_Laue_measured_fraction_full 0.999
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_exptl_absorpt_process_details   sadabs
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_refine_ls_R_factor_all          0.0574
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0669P)^2^+0.4830P] where P=(Fo^2^+2Fc^2^)/3'
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_reflns_number_total             5949
_reflns_threshold_expression     'I > 2\s(I)'
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_cod_data_source_block           cd15264
_cod_original_cell_volume        3019.7(6)
_cod_original_sg_symbol_H-M      'P 21/c'
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_shelx_estimated_absorpt_t_min   0.953
_shelx_estimated_absorpt_t_max   0.974
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_shelx_res_checksum              79697
_shelx_hkl_checksum              23960