Stereochemistry controlled by an asymmetric sulfur atom, and a rare example of a kryptoracemate.
Bouamaied, Imenne; Constable, Edwin C.; Housecroft, Catherine E.; Neuburger, Markus; Zampese, Jennifer A.; Dalton transactions (Cambridge, England : 2003) 41 (2012) 10276–10285; doi:10.1039/c2dt30892d

data_7020178
_publ_section_title
;
 Stereochemistry controlled by an asymmetric sulfur atom, and a rare
 example of a kryptoracemate.
;
_journal_issue                   34
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10276
_journal_page_last               10285
_journal_paper_doi               10.1039/c2dt30892d
_journal_volume                  41
_journal_year                    2012
_chemical_formula_moiety         'C17 H14 N2 O2 S'
_chemical_formula_sum            'C17 H14 N2 O2 S'
_chemical_formula_weight         310.37
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 109.002(16)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   32.941(7)
_cell_length_b                   6.1326(9)
_cell_length_c                   15.569(3)
_cell_measurement_reflns_used    4993
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      54.35
_cell_measurement_theta_min      6.07
_cell_volume                     2973.8(10)
_computing_cell_refinement       'Stoe IPDS'
_computing_data_collection       'Stoe IPDS'
_computing_data_reduction        'Stoe IPDS'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Stoe IPDS'
_diffrn_measurement_method       '\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  0.1010
_diffrn_reflns_av_sigmaI/netI    0.0407
_diffrn_reflns_limit_h_max       40
_diffrn_reflns_limit_h_min       -40
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            28003
_diffrn_reflns_theta_full        26.35
_diffrn_reflns_theta_max         26.35
_diffrn_reflns_theta_min         2.62
_exptl_absorpt_coefficient_mu    0.226
_exptl_absorpt_correction_T_max  0.9977
_exptl_absorpt_correction_T_min  0.8763
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(Blessing 1951)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.386
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1296
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.201
_refine_diff_density_min         -0.408
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.086
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     200
_refine_ls_number_reflns         3026
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.086
_refine_ls_R_factor_all          0.0441
_refine_ls_R_factor_gt           0.0382
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0427P)^2^+1.8925P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0943
_refine_ls_wR_factor_ref         0.0981
_reflns_number_gt                2691
_reflns_number_total             3026
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt30892d.txt
_cod_data_source_block           ib57
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        2973.7(10)
_cod_original_sg_symbol_Hall     -C2yc
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7020178