7-Glycoloyl-2-hydroxy-1,4b,7,10a-tetramethyl-4a,4b,5,6,7,8,8a,9,10,10a-decahydrophenanthren-3(4<i>H</i>)-one
Suchada Chantrapromma; Hoong-Kun Fun; Charoen Pakhathirathien; Chatchanok Karalai; Kan Chantrapromma; Acta Crystallographica Section E 63 (2007) o459–o461; doi:10.1107/S1600536806054717

data_2212245
_publ_section_title
7-Glycoloyl-2-hydroxy-1,4b,7,10a-tetramethyl-4a,4b,5,6,7,8,8a,9,10,10a-decahydrophenanthren-3(4<i>H</i>)-one
_journal_coeditor_code           IS2118
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o459
_journal_page_last               o461
_journal_paper_doi               10.1107/S1600536806054717
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C20 H30 O4'
_chemical_formula_moiety         'C20 H30 O4'
_chemical_formula_sum            'C20 H30 O4'
_chemical_formula_weight         334.44
_chemical_melting_point          427(2)
_chemical_name_common
;
7-Glycoloyl-2-hydroxy-1,4b,7,10a-tetramethyl-4a,4b,5,6,7,8,8a,9,10,10a-
decahydro-3(4H)-phenanthrenone
;
_chemical_name_systematic
;
7-Glycoloyl-2-hydroxy-1,4b,7,10a-tetramethyl-4a,4b,5,6,7,8,8a,9,10,10a-
decahydrophenanthren-3(4H)-one
;
_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            12
_cell_length_a                   7.8316(4)
_cell_length_b                   21.0250(9)
_cell_length_c                   32.0885(13)
_cell_measurement_reflns_used    5787
_cell_measurement_temperature    100.00(10)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      1.16
_cell_volume                     5283.7(4)
_computing_cell_refinement       APEX2
_computing_data_collection       'APEX2 (Bruker, 2005)'
_computing_data_reduction        'SAINT (Bruker, 2005)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material
;
SHELXTL and PLATON (Spek, 2003)
;
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Sheldrick, 1998)'
_diffrn_ambient_temperature      100.00(10)
_diffrn_detector_area_resol_mean 8.33
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type
;
Bruker SMART APEX2 CCD area-detector
;
_diffrn_measurement_method       \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  0.0528
_diffrn_reflns_av_sigmaI/netI    0.0339
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       41
_diffrn_reflns_limit_l_min       -41
_diffrn_reflns_number            56698
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.16
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.086
_exptl_absorpt_correction_T_max  0.9936
_exptl_absorpt_correction_T_min  0.9629
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2005)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.261
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Plate
_exptl_crystal_F_000             2184
_exptl_crystal_size_max          0.44
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.491
_refine_diff_density_min         -0.370
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.088
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     665
_refine_ls_number_reflns         6724
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.088
_refine_ls_R_factor_all          0.0591
_refine_ls_R_factor_gt           0.0476
_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^)+(0.068P)^2^+2.2807P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1174
_refine_ls_wR_factor_ref         0.1344
_reflns_number_gt                5787
_reflns_number_total             6724
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            is2118.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value '425-429' was changed to '427(2)' -
the average value was taken and precision was estimated.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 

The following automatic conversions were performed:

'_chemical_melting_point' value '425-429' was changed to '427(2)' -
the average value was taken and precision was estimated.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_database_code               2212245
_cod_database_fobs_code          2212245