Synthesis of 7'-Arylidenespiro[indoline-3,1'-pyrrolizines] and 7'-Arylidenespiro[indene-2,1'-pyrrolizines] via [3 + 2] Cycloaddition and β-C-H Functionalized Pyrrolidine.
Huang, Ying; Fang, Hui-Lin; Huang, Yi-Xin; Sun, Jing; Yan, Chao-Guo; The Journal of organic chemistry 84 (2019) 12437–12451; doi:10.1021/acs.joc.9b01920

data_4033982
_publ_section_title
;
 Synthesis of 7'-Arylidenespiro[indoline-3,1'-pyrrolizines] and
 7'-Arylidenespiro[indene-2,1'-pyrrolizines] via [3 + 2] Cycloaddition and
 \b-C-H Functionalized Pyrrolidine.
;
_journal_issue                   19
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              12437
_journal_page_last               12451
_journal_paper_doi               10.1021/acs.joc.9b01920
_journal_volume                  84
_journal_year                    2019
_chemical_formula_moiety         'C45 H42 N2 O2'
_chemical_formula_sum            'C45 H42 N2 O2'
_chemical_formula_weight         642.80
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                68.944(7)
_cell_angle_beta                 75.455(8)
_cell_angle_gamma                68.425(7)
_cell_formula_units_Z            2
_cell_length_a                   11.076(2)
_cell_length_b                   12.665(2)
_cell_length_c                   14.752(3)
_cell_measurement_reflns_used    4426
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.56
_cell_measurement_theta_min      2.24
_cell_volume                     1778.9(6)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.966
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1364
_diffrn_reflns_av_unetI/netI     0.2941
_diffrn_reflns_Laue_measured_fraction_full 0.988
_diffrn_reflns_Laue_measured_fraction_max 0.966
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            26333
_diffrn_reflns_point_group_measured_fraction_full 0.988
_diffrn_reflns_point_group_measured_fraction_max 0.966
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.655
_diffrn_reflns_theta_min         2.203
_exptl_absorpt_coefficient_mu    0.073
_exptl_absorpt_correction_T_max  0.987
_exptl_absorpt_correction_T_min  0.983
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.200
_exptl_crystal_description       block
_exptl_crystal_F_000             684
_exptl_crystal_size_max          0.240
_exptl_crystal_size_mid          0.220
_exptl_crystal_size_min          0.180
_refine_diff_density_max         0.213
_refine_diff_density_min         -0.182
_refine_diff_density_rms         0.040
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.099
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     446
_refine_ls_number_reflns         8044
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.099
_refine_ls_R_factor_all          0.3547
_refine_ls_R_factor_gt           0.1451
_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^)+(0.0225P)^2^+2.9285P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1826
_refine_ls_wR_factor_ref         0.2240
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2875
_reflns_number_total             8044
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jo9b01920_si_002.cif
_cod_data_source_block           4f
_cod_database_code               4033982
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.983
_shelx_estimated_absorpt_t_max   0.987
_shelx_res_checksum              69850
_shelx_hkl_checksum              1690