Correction to "Lewis Acid Catalyzed Tandem Polycyclization of Internal Alkynols and Vinyl Azides".
Siyang, Hai Xiao; Ji, Xiao Yue; Wu, Xu Rui; Wu, Xin Yan; Liu, Pei Nian; Organic letters 18 (2016) 2323–2324; doi:10.1021/acs.orglett.6b00921

data_1555558
_publ_section_title
;
 Correction to &quot;Lewis Acid Catalyzed Tandem Polycyclization of
 Internal Alkynols and Vinyl Azides&quot;.
;
_journal_issue                   9
_journal_name_full               'Organic letters'
_journal_page_first              2323
_journal_page_last               2324
_journal_paper_doi               10.1021/acs.orglett.6b00921
_journal_volume                  18
_journal_year                    2016
_chemical_formula_moiety         'C24 H20 O2'
_chemical_formula_sum            'C24 H20 O2'
_chemical_formula_weight         340.40
_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'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2015-12-25
_audit_creation_method
;
Olex2 1.2
(compiled 2014.07.22 svn.r2960 for OlexSys, GUI svn.r4862)
;
_cell_angle_alpha                90
_cell_angle_beta                 112.956(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.2926(15)
_cell_length_b                   12.6823(16)
_cell_length_c                   13.3977(18)
_cell_measurement_reflns_used    3025
_cell_measurement_temperature    293
_cell_measurement_theta_max      24.62
_cell_measurement_theta_min      2.303
_cell_volume                     1766.8(4)
_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  'XL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      293.15
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.990
_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  0.0316
_diffrn_reflns_av_unetI/netI     0.0362
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.990
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            17656
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.990
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.753
_diffrn_reflns_theta_min         1.958
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.080
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.6486
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2008/1 (Bruker,2008) was used for absorption correction. wR2(int) was 0.0687 before and 0.0403 after correction. The Ratio of minimum to maximum transmission is 0.8693. The \l/2 correction factor is 0.0015.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.280
_exptl_crystal_description       block
_exptl_crystal_F_000             720
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.245
_refine_diff_density_min         -0.179
_refine_diff_density_rms         0.033
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.012
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     237
_refine_ls_number_reflns         5467
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.012
_refine_ls_R_factor_all          0.1050
_refine_ls_R_factor_gt           0.0522
_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^)+(0.0746P)^2^+0.1316P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1345
_refine_ls_wR_factor_ref         0.1628
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2947
_reflns_number_total             5467
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ol6b00921_si_002.cif
_cod_data_source_block           mo_dm15938_0m
_cod_database_code               1555558
_shelxl_version_number           2014-3
_shelx_estimated_absorpt_t_max   0.984
_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 Secondary CH2 refined with riding coordinates:
 C1(H1A,H1B)
2.b Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4), C5(H5), C6(H6), C11(H11), C12(H12), C13(H13), C14(H14),
 C19(H19), C20(H20), C22(H22), C23(H23)
2.c Idealised Me refined as rotating group:
 C17(H17A,H17B,H17C), C24(H24A,H24B,H24C)
;
_shelx_res_checksum              39878
_shelx_hkl_checksum              77440
_olex2_submission_special_instructions 'No special instructions were received'