11-Hydroxy-16,17-epoxypregn-4-ene-3,20-dione
Yongli Wang; Shi Wang; Hongxun Hao; Wei Chen; Qiang Nie; Acta Crystallographica, Section E 60 (2004) o1337–o1338; doi:10.1107/S1600536804012115

data_2204081
_publ_section_title
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11-Hydroxy-16,17-epoxypregn-4-ene-3,20-dione
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_journal_issue                   8
_journal_name_full               'Acta Crystallographica, Section E'
_journal_page_first              o1337
_journal_page_last               o1338
_journal_paper_doi               10.1107/S1600536804012115
_journal_volume                  60
_journal_year                    2004
_chemical_formula_iupac          'C21 H28 O4'
_chemical_formula_moiety         'C21 H28 O4'
_chemical_formula_sum            'C21 H28 O4'
_chemical_formula_weight         344.43
_chemical_name_systematic
;
11-Hydroxy-16,17-epoxypregn-4-ene-3,20-dione
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.229(3)
_cell_length_b                   13.112(5)
_cell_length_c                   19.334(7)
_cell_measurement_reflns_used    821
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      20.86
_cell_measurement_theta_min      3.22
_cell_volume                     1832.6(12)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 1998)'
_computing_data_reduction        'SAINT (Bruker, 1998)'
_computing_molecular_graphics    'SHELXTL (Bruker, 1998)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_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  0.0543
_diffrn_reflns_av_sigmaI/netI    0.0456
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            10617
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         26.47
_diffrn_reflns_theta_min         2.62
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.085
_exptl_absorpt_correction_T_max  0.990
_exptl_absorpt_correction_T_min  0.870
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1997)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.248
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             744
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.145
_refine_diff_density_min         -0.184
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     230
_refine_ls_number_reflns         2169
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0788
_refine_ls_R_factor_gt           0.0467
_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^)+(0.0468P)^2^+0.2106P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0906
_refine_ls_wR_factor_ref         0.1015
_reflns_number_gt                1555
_reflns_number_total             2169
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            su6093.cif
_cod_depositor_comments
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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 1527 2010-12-29 10:47:43Z saulius 
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_cod_database_code               2204081