(6a<i>R</i>)-1-Hydroxy-2,2,6a,6b,9,9,12a-heptamethyl-10-(methylcarbonyloxy)perhydro-4-picenylmethyl acetate
Oxana B. Flekhter; Natalya I. Medvedeva; Kyrill Yu. Suponitsky; Acta Crystallographica Section E 63 (2007) o2289–o2290; doi:10.1107/S1600536807015231

data_2213260
_publ_section_title
;(6a<i>R</i>)-1-Hydroxy-2,2,6a,6b,9,9,12a-heptamethyl-10-(methylcarbonyloxy)perhydro-4-picenylmethyl
 acetate
;
_journal_coeditor_code           CV2220
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2289
_journal_page_last               o2290
_journal_paper_doi               10.1107/S1600536807015231
_journal_volume                  63
_journal_year                    2007
_chemical_formula_moiety         'C34 H56 O5'
_chemical_formula_sum            'C34 H56 O5'
_chemical_formula_weight         544.79
_chemical_name_systematic
;
(6aR)-1-Hydroxy-2,2,6a,6b,9,9,12a-heptamethyl-10-(methylcarbonyloxy)perhydro-
4-picenylmethyl acetate
;
_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   mixed
_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                   8.4190(6)
_cell_length_b                   11.4960(8)
_cell_length_c                   31.541(2)
_cell_measurement_reflns_used    2486
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      19.7
_cell_measurement_theta_min      2.5
_cell_volume                     3052.7(4)
_computing_cell_refinement       'SAINT-Plus (Bruker, 1998)'
_computing_data_collection       'SMART (Bruker, 1998)'
_computing_data_reduction        'SAINT-Plus (Bruker, 1998)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Sheldrick, 1998)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker SMART 1000 CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0800
_diffrn_reflns_av_sigmaI/netI    0.0913
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       41
_diffrn_reflns_limit_l_min       -37
_diffrn_reflns_number            25843
_diffrn_reflns_theta_full        28.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         1.89
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.077
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.185
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1200
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.226
_refine_diff_density_min         -0.220
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.983
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     361
_refine_ls_number_reflns         4154
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.983
_refine_ls_R_factor_all          0.0827
_refine_ls_R_factor_gt           0.0441
_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^)+(0.016P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0665
_refine_ls_wR_factor_ref         0.0713
_reflns_number_gt                2421
_reflns_number_total             4154
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            cv2220.cif
_cod_data_source_block           I
_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 1527 2010-12-29 10:47:43Z saulius 

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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_database_code               2213260
_cod_database_fobs_code          2213260