Selective Synthesis of Functionalized Spiro[indoline-3,2'-pyridines] and Spiro[indoline-3,4'-pyridines] by Lewis Acid Catalyzed Reactions of Acetylenedicarboxylate, Arylamines, and Isatins.
Gao, Hong; Sun, Jing; Yan, Chao-Guo; The Journal of organic chemistry 79 (2014) 4131–4136; doi:10.1021/jo500144z

data_4029299
_publ_section_title
;
 Selective Synthesis of Functionalized Spiro[indoline-3,2'-pyridines] and
 Spiro[indoline-3,4'-pyridines] by Lewis Acid Catalyzed Reactions of
 Acetylenedicarboxylate, Arylamines, and Isatins.
;
_journal_issue                   9
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              4131
_journal_page_last               4136
_journal_paper_doi               10.1021/jo500144z
_journal_volume                  79
_journal_year                    2014
_chemical_formula_moiety         'C34 H30 N2 O9'
_chemical_formula_sum            'C34 H30 N2 O9'
_chemical_formula_weight         610.60
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 98.656(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.0460(8)
_cell_length_b                   11.3528(9)
_cell_length_c                   30.038(2)
_cell_measurement_reflns_used    9949
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.54
_cell_measurement_theta_min      2.28
_cell_volume                     3049.7(4)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.944
_diffrn_measured_fraction_theta_max 0.944
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_av_R_equivalents  0.1056
_diffrn_reflns_av_sigmaI/netI    0.1147
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       37
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            19209
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.26
_exptl_absorpt_coefficient_mu    0.097
_exptl_absorpt_correction_T_max  0.981
_exptl_absorpt_correction_T_min  0.966
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_density_diffrn    1.330
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1280
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.357
_refine_diff_density_min         -0.336
_refine_diff_density_rms         0.091
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.194
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     411
_refine_ls_number_reflns         5642
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.194
_refine_ls_R_factor_all          0.2407
_refine_ls_R_factor_gt           0.1671
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0380P)^2^+23.0302P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3227
_refine_ls_wR_factor_ref         0.3552
_reflns_number_gt                3556
_reflns_number_total             5979
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo500144z_si_001.cif
_cod_data_source_block           1e
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 4029299--4029301.cif.
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4029299