Chiral β-Iodoamines by Urea-Catalyzed Iodocyclization of Trichloroacetimidates.
Brindle, Cheyenne S.; Yeung, Charles S.; Jacobsen, Eric N.; Chemical sciences journal 4 (2013) 2100–; doi:10.1039/C3SC50410G

data_1514678
_publ_section_title
;
 Chiral \b-Iodoamines by Urea-Catalyzed Iodocyclization of
 Trichloroacetimidates.
;
_journal_issue                   5
_journal_name_full               'Chemical sciences journal'
_journal_page_first              2100
_journal_paper_doi               10.1039/C3SC50410G
_journal_volume                  4
_journal_year                    2013
_chemical_absolute_configuration ad
_chemical_formula_sum            'C18 H15 Cl3 I N O'
_chemical_formula_weight         494.56
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.25010(10)
_cell_length_b                   10.0275(2)
_cell_length_c                   30.1617(7)
_cell_measurement_reflns_used    9969
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.7
_cell_measurement_theta_min      2.44
_cell_volume                     1890.32(7)
_computing_cell_refinement       'SAINT 7.46A (Bruker-AXS, 2009)'
_computing_data_collection       'APEX2 v2009.3.0 (Bruker-AXS, 2009)'
_computing_data_reduction        'SAINT 7.46A (Bruker-AXS, 2009)'
_computing_molecular_graphics    'Bruker SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'Bruker SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type
;
Bruker D8 goniometer with CCD area detector
;
_diffrn_measurement_method       'omega and phi 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  0.0403
_diffrn_reflns_av_sigmaI/netI    0.0267
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -36
_diffrn_reflns_number            21519
_diffrn_reflns_theta_full        25.69
_diffrn_reflns_theta_max         25.69
_diffrn_reflns_theta_min         1.35
_exptl_absorpt_coefficient_mu    2.123
_exptl_absorpt_correction_T_max  0.7847
_exptl_absorpt_correction_T_min  0.6761
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.738
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             968
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.328
_refine_diff_density_min         -0.375
_refine_diff_density_rms         0.062
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.010(13)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.073
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     217
_refine_ls_number_reflns         3605
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.073
_refine_ls_R_factor_all          0.0241
_refine_ls_R_factor_gt           0.0206
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0127P)^2^+0.6814P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0371
_refine_ls_wR_factor_ref         0.0378
_reflns_number_gt                3397
_reflns_number_total             3605
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3sc50410g.txt
_cod_data_source_block           2i
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_Hall     P2ac2ab
_cod_original_sg_symbol_H-M      P212121
_cod_database_code               1514678