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_2300326
_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         'C13 H10 F2 O S'
_chemical_formula_sum            'C13 H10 F2 O S'
_chemical_formula_weight         252.27
_space_group_IT_number           29
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.3649(16)
_cell_length_b                   5.5063(10)
_cell_length_c                   25.129(4)
_cell_measurement_reflns_used    2280
_cell_measurement_temperature    300(2)
_cell_measurement_theta_max      24.67
_cell_measurement_theta_min      3.70
_cell_volume                     1157.4(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker GIS'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker APEX2'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      300(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART X2S'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  'doubly curved silicon crystal'
_diffrn_radiation_source         'micro-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0370
_diffrn_reflns_av_sigmaI/netI    0.0343
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            6646
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.62
_exptl_absorpt_coefficient_mu    0.285
_exptl_absorpt_correction_T_max  0.8708
_exptl_absorpt_correction_T_min  0.7491
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2008/1 (Bruker AXS)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.448
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             520
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.27
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.176
_refine_diff_density_min         -0.186
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.07(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.190
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     154
_refine_ls_number_reflns         2013
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.190
_refine_ls_R_factor_all          0.0449
_refine_ls_R_factor_gt           0.0338
_refine_ls_shift/su_max          0.020
_refine_ls_shift/su_mean         0.004
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0681P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0886
_refine_ls_wR_factor_ref         0.1182
_reflns_number_gt                1760
_reflns_number_total             2013
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            kk5074.cif
_cod_data_source_block           Compound_9_X2S
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1555 2011-01-17 13:19:09Z saulius 
;
_cod_original_sg_symbol_H-M      Pca2(1)
_cod_database_code               2300326