Regio- and Stereoselective Synthesis of Cyclic Imidates via Electrophilic Cyclization of 2-(1-Alkynyl)benzamides. A Correction
Saurabh Mehta; Tuanli Yao; Richard C. Larock; Journal of Organic Chemistry 77 (2012) 10938–10944; doi:10.1021/jo301958q

data_4027762
_publ_section_title
;
 Regio- and Stereoselective Synthesis of Cyclic Imidates via Electrophilic
 Cyclization of 2-(1-Alkynyl)benzamides. A Correction
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              10938
_journal_page_last               10944
_journal_paper_doi               10.1021/jo301958q
_journal_volume                  77
_journal_year                    2012
_chemical_formula_sum            'C18 H18 I N O Si'
_chemical_formula_weight         419.32
_space_group_IT_number           14
_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                 93.443(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   6.793(3)
_cell_length_b                   18.773(8)
_cell_length_c                   28.433(12)
_cell_measurement_reflns_used    865
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      22.82
_cell_measurement_theta_min      3.19
_cell_volume                     3619(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART1000 CCD'
_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  0.0752
_diffrn_reflns_av_sigmaI/netI    0.0584
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            17216
_diffrn_reflns_theta_full        20.82
_diffrn_reflns_theta_max         20.82
_diffrn_reflns_theta_min         1.43
_exptl_absorpt_coefficient_mu    1.837
_exptl_absorpt_correction_T_max  0.6669
_exptl_absorpt_correction_T_min  0.4854
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            cororless
_exptl_crystal_density_diffrn    1.539
_exptl_crystal_density_meas      ?
_exptl_crystal_description       prism
_exptl_crystal_F_000             1664
_exptl_crystal_size_max          0.46
_exptl_crystal_size_mid          0.38
_exptl_crystal_size_min          0.24
_refine_diff_density_max         3.726
_refine_diff_density_min         -1.441
_refine_diff_density_rms         0.402
_refine_ls_extinction_coef       0.0065(8)
_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   1.247
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     404
_refine_ls_number_reflns         3784
_refine_ls_number_restraints     262
_refine_ls_restrained_S_all      1.204
_refine_ls_R_factor_all          0.1387
_refine_ls_R_factor_gt           0.1221
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0850P)^2^+367.4994P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3340
_refine_ls_wR_factor_ref         0.3488
_reflns_number_gt                3082
_reflns_number_total             3784
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo301958q_si_003.cif
_cod_data_source_block           lar32
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
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_cod_database_code               4027762