Evaluation of the Bruker SMART X2S: crystallography for the nonspecialist?
Eccles, Kevin S.; Stokes, Stephen P.; Daly, Carla A.; Barry, Nicola M.; McSweeney, Sharon P.; O'Neill, Damian J.; Kelly, Dawn M.; Jennings, W. Brian; Ní Dhubhghaill, O. M.; Moynihan, Humphrey A.; Maguire, Anita R.; Lawrence, Simon E.; Journal of Applied Crystallography 44 (2011) 213–215; doi:10.1107/S0021889810042561

data_2300323
_publ_section_title
;
 Evaluation of the Bruker SMART X2S: crystallography for the
 nonspecialist?
;
_journal_coden_ASTM              JACGAR
_journal_coeditor_code           KK5074
_journal_issue                   1
_journal_name_full               'Journal of Applied Crystallography'
_journal_page_first              213
_journal_page_last               215
_journal_paper_doi               10.1107/S0021889810042561
_journal_volume                  44
_journal_year                    2011
_chemical_formula_moiety         'C21 H21 N O3 S2'
_chemical_formula_sum            'C21 H21 N O3 S2'
_chemical_formula_weight         399.51
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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           'APEX2 v2010.1-2'
_cell_angle_alpha                90
_cell_angle_beta                 95.9450(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.7771(7)
_cell_length_b                   11.4544(6)
_cell_length_c                   14.9031(9)
_cell_measurement_reflns_used    9992
_cell_measurement_temperature    291.(2)
_cell_measurement_theta_max      25.0381
_cell_measurement_theta_min      2.7483
_cell_volume                     1999.6(2)
_computing_cell_refinement       'SAINT V7.66A (Bruker AXS, 2009)'
_computing_data_collection       'Bruker Instrument Service v2009, 7, 0, 0'
_computing_data_reduction        'SAINT V7.66A (Bruker AXS, 2009)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      291.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX II DUO'
_diffrn_measurement_method       '\f & \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  0.0243
_diffrn_reflns_av_sigmaI/netI    0.0141
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            26025
_diffrn_reflns_theta_full        25.08
_diffrn_reflns_theta_max         25.08
_diffrn_reflns_theta_min         1.74
_exptl_absorpt_coefficient_mu    0.287
_exptl_absorpt_correction_T_max  0.93
_exptl_absorpt_correction_T_min  0.84
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs Version 2008/1'
_exptl_crystal_colour            'clear colourless'
_exptl_crystal_density_diffrn    1.327
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             840
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.41
_exptl_crystal_size_min          0.27
_refine_diff_density_max         0.296
_refine_diff_density_min         -0.274
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     246
_refine_ls_number_reflns         3551
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.0373
_refine_ls_R_factor_gt           0.0313
_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^)+(0.0372P)^2^+0.9990P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0791
_refine_ls_wR_factor_ref         0.0851
_reflns_number_gt                3109
_reflns_number_total             3551
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            kk5074.cif
_cod_data_source_block           Compound_8_APEX
_cod_database_code               2300323