New aspects of catalytic intramolecular C-H amination: unexpected formation of a seven-membered ring in nitrogen-containing systems.
Toumieux, Sylvestre; Compain, Philippe; Martin, Olivier R.; Selkti, Mohamed; Organic letters 8 (2006) 4493–4496; doi:10.1021/ol061649x

data_1506172
_publ_section_title
;
 New aspects of catalytic intramolecular C-H amination: unexpected
 formation of a seven-membered ring in nitrogen-containing systems.
;
_journal_issue                   20
_journal_name_full               'Organic letters'
_journal_page_first              4493
_journal_page_last               4496
_journal_paper_doi               10.1021/ol061649x
_journal_volume                  8
_journal_year                    2006
_chemical_formula_moiety         'C13 H20 N2 O5 S2'
_chemical_formula_sum            'C13 H20 N2 O5 S2'
_chemical_formula_weight         348.43
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                79.310(2)
_cell_angle_beta                 68.379(2)
_cell_angle_gamma                79.786(2)
_cell_formula_units_Z            2
_cell_length_a                   8.5360(2)
_cell_length_b                   9.6894(3)
_cell_length_c                   10.5913(3)
_cell_measurement_temperature    293(2)
_cell_volume                     794.51(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.973
_diffrn_measured_fraction_theta_max 0.973
_diffrn_measurement_device_type  'KappaCCD (Nonius, 1998)'
_diffrn_measurement_method       CCD
_diffrn_radiation_monochromator  'horizonally mounted graphite crystal'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0176
_diffrn_reflns_av_sigmaI/netI    0.0336
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            6507
_diffrn_reflns_theta_full        30.09
_diffrn_reflns_theta_max         30.09
_diffrn_reflns_theta_min         2.09
_exptl_absorpt_coefficient_mu    0.359
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.456
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'thin plate'
_exptl_crystal_F_000             368
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.281
_refine_diff_density_min         -0.399
_refine_diff_density_rms         0.051
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     207
_refine_ls_number_reflns         4553
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.0502
_refine_ls_R_factor_gt           0.0381
_refine_ls_shift/su_max          0.014
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0473P)^2^+0.2868P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0952
_refine_ls_wR_factor_ref         0.1041
_reflns_number_gt                3741
_reflns_number_total             4553
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol061649xsi20060705_091627.cif
_cod_data_source_block           compose3
_cod_database_code               1506172