Nonplanar Structures of Thioamides Derived from 7-Azabicyclo[2.2.1]heptane. Electronically Tunable Planarity of Thioamides
Tetsuharu Hori; Yuko Otani; Masatoshi Kawahata; Kentaro Yamaguchi; Tomohiko Ohwada; Journal of Organic Chemistry 73 (2008) 9102–9108; doi:10.1021/jo801996b

data_4023883
_publ_section_title
;
 Nonplanar Structures of Thioamides Derived from
 7-Azabicyclo[2.2.1]heptane. Electronically Tunable
 Planarity of Thioamides
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              9102
_journal_page_last               9108
_journal_paper_doi               10.1021/jo801996b
_journal_volume                  73
_journal_year                    2008
_chemical_formula_moiety         'C12 H12 N2 S'
_chemical_formula_sum            'C12 H12 N2 S'
_chemical_formula_weight         216.30
_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                 108.291(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.3656(10)
_cell_length_b                   23.557(4)
_cell_length_c                   7.7957(12)
_cell_measurement_reflns_used    3773
_cell_measurement_temperature    90
_cell_measurement_theta_max      28.22
_cell_measurement_theta_min      2.88
_cell_volume                     1109.9(3)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 1998)'
_computing_data_reduction        'SAINT (Bruker, 1998)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      90
_diffrn_detector_area_resol_mean 8.333
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.949
_diffrn_measurement_device_type  'Bruker SMART 1000 CCD area detector'
_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  0.0539
_diffrn_reflns_av_sigmaI/netI    0.0627
_diffrn_reflns_limit_h_max       3
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            6599
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.29
_diffrn_reflns_theta_min         1.73
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.258
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.294
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             456
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.35
_refine_diff_density_max         0.414
_refine_diff_density_min         -0.257
_refine_diff_density_rms         0.075
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     136
_refine_ls_number_reflns         2624
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0493
_refine_ls_R_factor_gt           0.0446
_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^)+(0.0642P)^2^+0.3478P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1189
_refine_ls_wR_factor_ref         0.1287
_reflns_number_gt                2334
_reflns_number_total             2624
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            jo801996b_si_002_10.cif
_cod_data_source_block           2g
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4023883