CuCl/Et3N-Catalyzed Synthesis of Indanone-Fused 2-Methylene Pyrrolidines from Enynals and Propargylamines.
Qiu, Shaotong; Chen, Lianfen; Jiang, Huanfeng; Zhu, Shifa; Organic letters 19 (2017) 4540–4543; doi:10.1021/acs.orglett.7b02121

data_1547016
_publ_section_title
;
 CuCl/Et3N-Catalyzed Synthesis of Indanone-Fused 2-Methylene Pyrrolidines
 from Enynals and Propargylamines.
;
_journal_issue                   17
_journal_name_full               'Organic letters'
_journal_page_first              4540
_journal_page_last               4543
_journal_paper_doi               10.1021/acs.orglett.7b02121
_journal_volume                  19
_journal_year                    2017
_chemical_formula_moiety         'C27 H23 N O3'
_chemical_formula_sum            'C27 H23 N O3'
_chemical_formula_weight         409.46
_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'
_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
_audit_creation_date             2016-08-11
_audit_creation_method
;
Olex2 1.2
(compiled 2016.02.19 svn.r3266 for OlexSys, GUI svn.r5155)
;
_cell_angle_alpha                90
_cell_angle_beta                 93.112(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.5503(13)
_cell_length_b                   25.290(3)
_cell_length_c                   8.0177(10)
_cell_measurement_reflns_used    3082
_cell_measurement_temperature    296
_cell_measurement_theta_max      21.794
_cell_measurement_theta_min      2.52
_cell_volume                     2136.1(5)
_computing_cell_refinement       'SAINT v7.68A (Bruker, 2009)'
_computing_data_reduction        'SAINT v7.68A (Bruker, 2009)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      296
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0488
_diffrn_reflns_av_unetI/netI     0.0551
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       36
_diffrn_reflns_limit_k_min       -36
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            21538
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.994
_diffrn_reflns_theta_full        26.000
_diffrn_reflns_theta_max         30.623
_diffrn_reflns_theta_min         1.933
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.083
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.6878
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2008/1 (Bruker,2008) was used for absorption correction.
wR2(int) was 0.0561 before and 0.0458 after correction.
The Ratio of minimum to maximum transmission is 0.9219.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.273
_exptl_crystal_description       block
_exptl_crystal_F_000             864
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.176
_refine_diff_density_min         -0.193
_refine_diff_density_rms         0.037
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.007
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     282
_refine_ls_number_reflns         6552
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.007
_refine_ls_R_factor_all          0.1256
_refine_ls_R_factor_gt           0.0558
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0679P)^2^+0.1253P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1282
_refine_ls_wR_factor_ref         0.1587
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3261
_reflns_number_total             6552
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ol7b02121_si_003.cif
_cod_data_source_block           dm16497
_cod_database_code               1547016
_shelx_estimated_absorpt_t_max   0.985
_shelx_estimated_absorpt_t_min   0.980
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C1(H1)
2.b Secondary CH2 refined with riding coordinates:
 C11(H11A,H11B)
2.c Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4), C5(H5), C6(H6), C12(H12), C14(H14), C15(H15), C17(H17),
 C18(H18), C23(H23), C24(H24), C25(H25), C26(H26), C27(H27)
2.d Idealised Me refined as rotating group:
 C19(H19A,H19B,H19C), C21(H21A,H21B,H21C)
;
_shelx_res_checksum              50419
_shelx_hkl_checksum              84651
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'