Highly efficient [3 + 2] reaction of 3-vinylindoles with 3-indolylmethanols by Brønsted-acid catalysis
Zhang, Cheng; Zhang, Lan-Xi; Qiu, Yang; Xu, Biao; Zong, Yu; Guo, Qi-Xiang; RSC Advances 4 (2014) 6916–; doi:10.1039/c3ra47056c

data_7239449
_publ_section_title
;
 Highly efficient [3 + 2] reaction of 3-vinylindoles with
 3-indolylmethanols by Br\/onsted-acid catalysis
;
_journal_issue                   14
_journal_name_full               'RSC Advances'
_journal_page_first              6916
_journal_paper_doi               10.1039/c3ra47056c
_journal_volume                  4
_journal_year                    2014
_chemical_formula_moiety         'C31 H23 F N2'
_chemical_formula_sum            'C31 H23 F N2'
_chemical_formula_weight         442.51
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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                 96.456(12)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.818(6)
_cell_length_b                   10.447(5)
_cell_length_c                   19.261(10)
_cell_measurement_reflns_used    2391
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      22.09
_cell_measurement_theta_min      2.22
_cell_volume                     2363(2)
_computing_cell_refinement       'SAINT (Bruker, 2002)'
_computing_data_collection       'SMART (Bruker, 2002)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'XP (Bruker, 2002)'
_computing_publication_material  'SHELXL-97 (Bruker, 2002)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker APEX II area-detector diffractometer'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0610
_diffrn_reflns_av_sigmaI/netI    0.0583
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            16188
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.59
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_T_max  0.9838
_exptl_absorpt_correction_T_min  0.9747
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2002)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.244
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             928
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.193
_refine_diff_density_min         -0.220
_refine_diff_density_rms         0.053
_refine_ls_extinction_coef       0.0076(19)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   0.975
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     308
_refine_ls_number_reflns         4363
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.975
_refine_ls_R_factor_all          0.0973
_refine_ls_R_factor_gt           0.0542
_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^)+(0.1101P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1585
_refine_ls_wR_factor_ref         0.1832
_reflns_number_gt                2617
_reflns_number_total             4363
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c3ra47056c.txt
_cod_data_source_block           mo_20131008a_0m
_cod_depositor_comments
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The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-scan' was
changed to 'multi-scan' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7239449