Elucidation of the E-Amide Preference of N-Acyl Azoles.
Takahashi, Yuka; Ikeda, Hirotaka; Kanase, Yuki; Makino, Kosho; Tabata, Hidetsugu; Oshitari, Tetsuta; Inagaki, Satoshi; Otani, Yuko; Natsugari, Hideaki; Takahashi, Hideyo; Ohwada, Tomohiko; The Journal of organic chemistry 82 (2017) 11370–11382; doi:10.1021/acs.joc.7b01759

data_4033000
_publ_section_title
;
 Elucidation of the E-Amide Preference of N-Acyl Azoles.
;
_journal_issue                   21
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              11370
_journal_page_last               11382
_journal_paper_doi               10.1021/acs.joc.7b01759
_journal_volume                  82
_journal_year                    2017
_chemical_formula_moiety         'C12 H9 Cl3 N2 O'
_chemical_formula_sum            'C12 H9 Cl3 N2 O'
_chemical_formula_weight         303.57
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_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
_cell_angle_alpha                83.3108(15)
_cell_angle_beta                 77.0843(15)
_cell_angle_gamma                85.4068(14)
_cell_formula_units_Z            2
_cell_length_a                   6.79356(16)
_cell_length_b                   8.7199(2)
_cell_length_c                   11.4031(3)
_cell_measurement_reflns_used    4220
_cell_measurement_temperature    173
_cell_measurement_theta_max      68.05
_cell_measurement_theta_min      4.00
_cell_volume                     652.92(3)
_computing_cell_refinement       'RAPID AUTO'
_computing_data_collection       'RAPID AUTO (Rigaku, ????)'
_computing_data_reduction        'RAPID AUTO'
_computing_molecular_graphics    'CrystalStructure 4.2.2'
_computing_publication_material  'CrystalStructure 4.2.2 (Rigaku, 2016)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR92 (Altomare, et al., 1994)'
_diffrn_ambient_temperature      173
_diffrn_detector_area_resol_mean 10.000
_diffrn_measured_fraction_theta_full 0.976
_diffrn_measured_fraction_theta_max 0.974
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54187
_diffrn_reflns_av_R_equivalents  0.0628
_diffrn_reflns_Laue_measured_fraction_full 0.976
_diffrn_reflns_Laue_measured_fraction_max 0.974
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            6952
_diffrn_reflns_point_group_measured_fraction_full 0.976
_diffrn_reflns_point_group_measured_fraction_max 0.974
_diffrn_reflns_theta_full        67.687
_diffrn_reflns_theta_max         68.214
_diffrn_reflns_theta_min         3.998
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    6.266
_exptl_absorpt_correction_T_max  0.731
_exptl_absorpt_correction_T_min  0.603
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'ABSCOR (Rigaku, 1995)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.544
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             308.00
_exptl_crystal_size_max          0.150
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.050
_refine_diff_density_max         0.64
_refine_diff_density_min         -0.81
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.352
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     163
_refine_ls_number_reflns         2331
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.1638
_refine_ls_R_factor_gt           0.0836
_refine_ls_shift/su_max          0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+3.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1459
_refine_ls_wR_factor_ref         0.2090
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1076
_reflns_number_total             2331
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            jo7b01759_si_002.cif
_cod_data_source_block           150311_YT3-36-40_compound_13b
_cod_depositor_comments
'Adding full bibliography for 4032995--4033001.cif.'
_cod_database_code               4033000
_shelxl_version_number           2013-4
_shelx_res_checksum              67534
_shelx_hkl_checksum              69511