19-Benzoyloxy-13,16-<i>seco</i>-<i>ent</i>-beyeran 13,16-lactone
Cai, Jin; Zha, Xiaoming; Acta Crystallographica Section E 67 (2011) o134–; doi:10.1107/S1600536810051561

data_2228856
_publ_section_title
;
 19-Benzoyloxy-13,16-<i>seco</i>-<i>ent</i>-beyeran 13,16-lactone
;
_journal_coeditor_code           RN2071
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o134
_journal_paper_doi               10.1107/S1600536810051561
_journal_volume                  67
_journal_year                    2011
_chemical_formula_iupac          'C27 H34 O5'
_chemical_formula_moiety         'C27 H34 O5'
_chemical_formula_sum            'C27 H34 O5'
_chemical_formula_weight         438.54
_chemical_name_systematic
;
19-Benzoyloxy-13,16-<i>seco</i>-<i>ent</i>-beyeran 13,16-lactone
;
_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                   7.7425(16)
_cell_length_b                   11.871(2)
_cell_length_c                   25.306(5)
_cell_measurement_reflns_used    2537
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      20.268
_cell_measurement_theta_min      2.353
_cell_volume                     2325.9(8)
_computing_cell_refinement       'SAINT (Bruker, 1999)'
_computing_data_collection       'SMART (Bruker, 1999)'
_computing_data_reduction        'SAINT (Bruker, 1999)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material
'SHELXTL (Sheldrick, 2008) and <i>PLATON</i> (Spek, 2009)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART 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  0.0640
_diffrn_reflns_av_sigmaI/netI    0.0468
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            12234
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         1.61
_exptl_absorpt_coefficient_mu    0.085
_exptl_absorpt_correction_T_max  0.9644
_exptl_absorpt_correction_T_min  0.9603
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.252
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             944
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.46
_exptl_crystal_size_min          0.43
_refine_diff_density_max         0.182
_refine_diff_density_min         -0.191
_refine_ls_extinction_coef       0.023(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 2008)'
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     310
_refine_ls_number_reflns         2362
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0955
_refine_ls_R_factor_gt           0.0511
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0594P)^2^+1.2539P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1240
_refine_ls_wR_factor_ref         0.1542
_reflns_number_gt                1500
_reflns_number_total             2362
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            rn2071.cif
_cod_data_source_block           I
_cod_original_cell_volume        2325.8(8)
_cod_database_code               2228856
_cod_database_fobs_code          2228856