Insight into the Deprotonation at the Half-Equivalence for (Thio)Amido-Benzimidazoles in the Presence of Anions
Koeller, Sylvain; Lescure, Marie-Helene; Davies, Clotilde; Desvergne, Jean-Pierre; massip, Stéphane; Bibal, Brigitte; Org. Biomol. Chem.  (2017) –; doi:10.1039/C7OB01704A

data_7155826
_publ_section_title
;
 Insight into the Deprotonation at the Half-Equivalence for
 (Thio)Amido-Benzimidazoles in the Presence of Anions
;
_journal_name_full               'Org. Biomol. Chem.'
_journal_paper_doi               10.1039/C7OB01704A
_journal_year                    2017
_chemical_formula_sum            'C33 H52 N4 O2'
_chemical_formula_weight         536.79
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2017-04-26 deposited with the CCDC.
2017-08-14 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 94.075(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   47.563(3)
_cell_length_b                   7.5976(4)
_cell_length_c                   17.5514(8)
_cell_measurement_reflns_used    4491
_cell_measurement_temperature    213(2)
_cell_measurement_theta_max      71.99
_cell_measurement_theta_min      7.02
_cell_volume                     6326.4(6)
_computing_cell_refinement       'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_data_collection       'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_data_reduction        'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      213(2)
_diffrn_measured_fraction_theta_full 0.969
_diffrn_measured_fraction_theta_max 0.945
_diffrn_measurement_device_type  'Rigaku RAXIS Rapid'
_diffrn_measurement_method       \w-scans
_diffrn_radiation_monochromator  confocal
_diffrn_radiation_source         'micro-focus rotating anode'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54187
_diffrn_reflns_av_R_equivalents  0.0328
_diffrn_reflns_av_sigmaI/netI    0.0258
_diffrn_reflns_limit_h_max       58
_diffrn_reflns_limit_h_min       -58
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            37061
_diffrn_reflns_theta_full        67.50
_diffrn_reflns_theta_max         71.99
_diffrn_reflns_theta_min         7.02
_exptl_absorpt_coefficient_mu    0.544
_exptl_absorpt_correction_T_max  0.9839
_exptl_absorpt_correction_T_min  0.9527
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrystalClear (Rigaku/MSC Inc., 2005)'
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.127
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2352
_exptl_crystal_size_max          0.09
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.216
_refine_diff_density_min         -0.160
_refine_diff_density_rms         0.044
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.005
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     360
_refine_ls_number_reflns         5894
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.005
_refine_ls_R_factor_all          0.0578
_refine_ls_R_factor_gt           0.0458
_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^)+(0.0791P)^2^+1.8488P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1232
_refine_ls_wR_factor_ref         0.1347
_reflns_number_gt                4491
_reflns_number_total             5894
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7ob01704a2.cif
_cod_data_source_block           sk15tba
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/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 4973 2017-02-22 13:04:09Z antanas 
;
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7155826