Organocatalytic condensation–ring opening–annulation cascade reactions between N-Bocindolin-2-ones/benzofuran-2(3H)-ones and salicylaldehydes for synthesis of 3-arylcoumarins
Cheng, Yuyu; Zhang, Pengfei; Jia, Yanwen; Fang, Zhiqiang; Li, Pengfei; Org. Biomol. Chem.  (2017) –; doi:10.1039/C7OB01730H

data_7155797
_publ_section_title
;
 Organocatalytic condensation--ring opening--annulation cascade reactions
 between N-Bocindolin-2-ones/benzofuran-2(3H)-ones and salicylaldehydes
 for synthesis of 3-arylcoumarins
;
_journal_name_full               'Org. Biomol. Chem.'
_journal_paper_doi               10.1039/C7OB01730H
_journal_year                    2017
_chemical_formula_moiety         'C16 H13 N O2'
_chemical_formula_sum            'C16 H13 N O2'
_chemical_formula_weight         251.27
_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     dual
_audit_creation_date             2017-06-16
_audit_creation_method
;
Olex2 1.2
(compiled 2017.03.28 svn.r3405 for OlexSys, GUI svn.r5337)
;
_audit_update_record
;
2017-06-20 deposited with the CCDC.
2017-07-26 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 95.021(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.8300(5)
_cell_length_b                   10.1369(4)
_cell_length_c                   12.4497(5)
_cell_measurement_reflns_used    8985
_cell_measurement_temperature    150
_cell_measurement_theta_max      27.51
_cell_measurement_theta_min      2.60
_cell_volume                     1235.80(9)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_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      150.01
_diffrn_detector                 'Bruker APEX2 area detector'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'mirror optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0353
_diffrn_reflns_av_unetI/netI     0.0256
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            16855
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.523
_diffrn_reflns_theta_min         2.892
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\ms'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.090
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.7038
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/5 (Bruker,2014/5) was used for absorption correction. wR2(int) was 0.0797 before and 0.0517 after correction. The Ratio of minimum to maximum transmission is 0.9439. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.351
_exptl_crystal_description       block
_exptl_crystal_F_000             528
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.276
_refine_diff_density_min         -0.267
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     174
_refine_ls_number_reflns         2828
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.059
_refine_ls_R_factor_all          0.0516
_refine_ls_R_factor_gt           0.0409
_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^)+(0.0507P)^2^+0.4710P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0997
_refine_ls_wR_factor_ref         0.1060
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2379
_reflns_number_total             2828
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7ob01730h2.cif
_cod_data_source_block           cxy0053
_cod_database_code               7155797
_shelx_shelxl_version_number     2016/6
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups, All O(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4), C5(H5), C6(H6), C10(H10), C12(H12), C13(H13), C14(H14),
 C15(H15)
2.b Idealised Me refined as rotating group:
 C1(H1A,H1B,H1C)
2.c Idealised tetrahedral OH refined as rotating group:
 O1(H1)
;
_shelx_res_checksum              95646
_olex2_submission_special_instructions 'No special instructions were received'