24-Hydroxyoleanane-type triterpenes from the aerial parts and roots of Oxytropis falcata.
Chen, Wen-Hao; Qi, Huan-Yang; Shi, Yan-Ping; Journal of natural products 72 (2009) 1410–1413; doi:10.1021/np900199x

data_1503696
_publ_section_title
;
 24-Hydroxyoleanane-type triterpenes from the aerial parts and roots of
 Oxytropis falcata.
;
_journal_issue                   8
_journal_name_full               'Journal of natural products'
_journal_page_first              1410
_journal_page_last               1413
_journal_paper_doi               10.1021/np900199x
_journal_volume                  72
_journal_year                    2009
_chemical_absolute_configuration unknown
_chemical_formula_sum            'C32 H52 O5 S'
_chemical_formula_weight         548.80
_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
_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                   7.2899(4)
_cell_length_b                   11.7817(6)
_cell_length_c                   36.3289(17)
_cell_measurement_reflns_used    3560
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      0
_cell_measurement_theta_min      0
_cell_volume                     3120.2(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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      296(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0491
_diffrn_reflns_av_sigmaI/netI    0.0412
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            9801
_diffrn_reflns_theta_full        19.91
_diffrn_reflns_theta_max         19.91
_diffrn_reflns_theta_min         1.82
_exptl_absorpt_coefficient_mu    0.140
_exptl_absorpt_correction_T_max  0.9565
_exptl_absorpt_correction_T_min  0.9503
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.168
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1200
_exptl_crystal_size_max          0.37
_exptl_crystal_size_mid          0.33
_exptl_crystal_size_min          0.32
_refine_diff_density_max         0.843
_refine_diff_density_min         -0.382
_refine_diff_density_rms         0.047
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.0(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.023
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     356
_refine_ls_number_reflns         2847
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.023
_refine_ls_R_factor_all          0.0705
_refine_ls_R_factor_gt           0.0635
_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^)+(0.1200P)^2^+2.5753P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1753
_refine_ls_wR_factor_ref         0.1823
_reflns_number_gt                2552
_reflns_number_total             2847
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            np900199x_si_004.cif
_cod_data_source_block           p212121
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               1503696