6β-Hydroxyeremophil-7(11)-en-8β,12-olide
Su, Ri-Na; Shi, Sha; Wu, Hai-Bo; Wang, Wen-Shu; Acta Crystallographica Section E 67 (2011) o1361–; doi:10.1107/S1600536811016308

data_2230404
_publ_section_title
;
 6\b-Hydroxyeremophil-7(11)-en-8\b,12-olide
;
_journal_coeditor_code           LD2005
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1361
_journal_paper_doi               10.1107/S1600536811016308
_journal_volume                  67
_journal_year                    2011
_chemical_formula_iupac          'C15 H22 O3'
_chemical_formula_moiety         'C15 H22 O3'
_chemical_formula_sum            'C15 H22 O3'
_chemical_formula_weight         250.33
_chemical_name_systematic
;
6\b-Hydroxyeremophil-7(11)-en-8\b,12-olide
;
_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                   8.0141(16)
_cell_length_b                   9.969(2)
_cell_length_c                   16.482(3)
_cell_measurement_reflns_used    8965
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.39
_cell_volume                     1316.8(4)
_computing_cell_refinement       'RAPID-AUTO (Rigaku, 2000)'
_computing_data_collection       'RAPID-AUTO (Rigaku, 2000)'
_computing_data_reduction        'CrystalStructure (Rigaku/MSC, 2000)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID IP'
_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  0.0605
_diffrn_reflns_av_sigmaI/netI    0.0569
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            8965
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.39
_exptl_absorpt_coefficient_mu    0.086
_exptl_absorpt_correction_T_max  0.9746
_exptl_absorpt_correction_T_min  0.9501
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(ABSCOR; Higashi, 1995)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.263
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             544
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.60
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.209
_refine_diff_density_min         -0.195
_refine_ls_extinction_coef       0.180(11)
_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   0.945
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     168
_refine_ls_number_reflns         1744
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.945
_refine_ls_R_factor_all          0.0588
_refine_ls_R_factor_gt           0.0466
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0635P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1019
_refine_ls_wR_factor_ref         0.1074
_reflns_number_gt                1314
_reflns_number_total             1744
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ld2005.cif
_cod_data_source_block           I
_cod_original_cell_volume        1316.8(5)
_cod_database_code               2230404
_cod_database_fobs_code          2230404