({-})-3,6-Dioxo-5β-cholanic acid: hydrogen bonding in the hemihydrate of a steroidal diketo acid
Thompson, Hugh W.; Lalancette, Roger A.; Brunskill, Andrew P. J.; Acta Crystallographica Section C 57 (2001) 632–633; doi:10.1107/S0108270101002980

data_2011963
_publ_section_title
;
 ({-})-3,6-Dioxo-5\b-cholanic acid: hydrogen bonding in the hemihydrate
 of a steroidal diketo acid
;
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              632
_journal_page_last               633
_journal_paper_doi               10.1107/S0108270101002980
_journal_volume                  57
_journal_year                    2001
_chemical_formula_moiety         'C24 H36 O4 , 0.5H2 O'
_chemical_formula_sum            'C24 H37 O4.5'
_chemical_formula_weight         397.56
_chemical_name_systematic        '(-)-3,6-Dioxo-5\b-cholanic acid'
_space_group_IT_number           5
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C 2y'
_symmetry_space_group_name_H-M   'C 1 2 1'
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 100.870(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.144(3)
_cell_length_b                   7.750(2)
_cell_length_c                   22.415(5)
_cell_measurement_reflns_used    35
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      13.2
_cell_measurement_theta_min      5.3
_cell_volume                     2242.4(9)
_computing_cell_refinement       XSCANS
_computing_data_collection       'XSCANS (Siemens, 1996)'
_computing_data_reduction        XSCANS
_computing_molecular_graphics    'SHELXP97 (Sheldrick, 1997)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full .999
_diffrn_measured_fraction_theta_max .999
_diffrn_measurement_device_type  'Siemens P4'
_diffrn_measurement_method       '2\q/\q scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     .71073
_diffrn_reflns_av_R_equivalents  .050
_diffrn_reflns_av_sigmaI/netI    .066
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            4412
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.85
_diffrn_standards_decay_%        'variation <1'
_diffrn_standards_interval_count 97
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    .079
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.178
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       parallelepiped
_exptl_crystal_F_000             880
_exptl_crystal_size_max          .65
_exptl_crystal_size_mid          .60
_exptl_crystal_size_min          .10
_refine_diff_density_max         .11
_refine_diff_density_min         -.13
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.02
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     265
_refine_ls_number_reflns         2127
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.02
_refine_ls_R_factor_all          .113
_refine_ls_R_factor_gt           .050
_refine_ls_shift/su_max          <0.001
_refine_ls_shift/su_mean         .00
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0385P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         .109
_reflns_number_gt                1191
_reflns_number_total             2127
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            fr1302.cif
_cod_data_source_block           I
_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 2.4.1 from
2010-06-29.

'_geom_bond_publ_flag' value 'Y' changed to 'y' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (2 times).

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

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 2.4.1 from
2010-06-29.

'_geom_bond_publ_flag' value 'Y' changed to 'y'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29 (2
times).

'_geom_angle_publ_flag' value 'Y' changed to 'y' according
to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary
named 'cif_core.dic' version 2.4.1 from 2010-06-29 (2 times).

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'C 2'
_cod_database_code               2011963