(3a<i>S</i>*,10<i>R</i>*,10a<i>S</i>*,10b<i>S</i>*,13<i>R</i>*,13a<i>R</i>*)-8-Formyl-6-hydroxy-13-methoxy-1,1,7-trimethyl-5-oxo-1,2,3,3a,5,9,10,10a,13,13a-decahydrocyclohepta[<i>c</i>]furo[3,4-<i>e</i>]chromen-10-yl acetate
Shi, Hao; Acta Crystallographica Section E 61 (2005) o12–o14; doi:10.1107/S1600536804031046

data_2204962
_publ_section_title
;(3a<i>S</i>*,10<i>R</i>*,10a<i>S</i>*,10b<i>S</i>*,13<i>R</i>*,13a<i>R</i>*)-8-Formyl-6-hydroxy-13-methoxy-1,1,7-trimethyl-5-oxo-1,2,3,3a,5,9,10,10a,13,13a-decahydrocyclohepta[<i>c</i>]furo[3,4-<i>e</i>]chromen-10-yl
 acetate
;
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o12
_journal_page_last               o14
_journal_paper_doi               10.1107/S1600536804031046
_journal_volume                  61
_journal_year                    2005
_chemical_formula_iupac          'C23 H30 O8'
_chemical_formula_moiety         'C23 H30 O8'
_chemical_formula_sum            'C23 H30 O8'
_chemical_formula_weight         434.47
_chemical_name_systematic
;(3aS,10R,10aS,10bS,13R,13aR)-8-formyl-6-hydroxy-13-methoxy-1,1,7-trimethyl-
5-oxo-1,2,3,3a,5,9,10,10a,13,13a-decahydrocyclohepta[c]furo[3,4-e]chromen-10-yl
acetate
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_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                 98.3490(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.6288(9)
_cell_length_b                   14.0386(11)
_cell_length_c                   13.7457(10)
_cell_measurement_reflns_used    4360
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      46.475
_cell_measurement_theta_min      4.292
_cell_volume                     2220.2(3)
_computing_cell_refinement       'SAINT (Bruker, 1999)'
_computing_data_collection       'SMART  (Bruker, 1999)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 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 0.990
_diffrn_measured_fraction_theta_max 0.990
_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  0.0881
_diffrn_reflns_av_sigmaI/netI    0.0680
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            13086
_diffrn_reflns_theta_full        26.99
_diffrn_reflns_theta_max         26.99
_diffrn_reflns_theta_min         1.50
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.098
_exptl_absorpt_correction_T_max  0.980
_exptl_absorpt_correction_T_min  0.724
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 1999)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.300
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             928
_exptl_crystal_size_max          0.480
_exptl_crystal_size_mid          0.348
_exptl_crystal_size_min          0.223
_refine_diff_density_max         0.259
_refine_diff_density_min         -0.235
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.836
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     571
_refine_ls_number_reflns         4997
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.836
_refine_ls_R_factor_all          0.0573
_refine_ls_R_factor_gt           0.0477
_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^)+(0.0814P)^2^] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1128
_refine_ls_wR_factor_ref         0.1188
_reflns_number_gt                4028
_reflns_number_total             4997
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            sj6021.cif
_cod_data_source_block           1
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               2204962
_cod_database_fobs_code          2204962