Wilsonols A-L, Megastigmane Sesquiterpenoids from the Leaves of Cinnamomum wilsonii.
Shu, Penghua; Wei, Xialan; Xue, Yongbo; Li, Weijie; Zhang, Jinwen; Xiang, Ming; Zhang, Mengke; Luo, Zengwei; Li, Yan; Yao, Guangmin; Zhang, Yonghui; Journal of natural products 76 (2013) 1303–1312; doi:10.1021/np4002493

data_1512148
_publ_section_title
;
 Wilsonols A-L, Megastigmane Sesquiterpenoids from the Leaves of
 Cinnamomum wilsonii.
;
_journal_issue                   7
_journal_name_full               'Journal of natural products'
_journal_page_first              1303
_journal_page_last               1312
_journal_paper_doi               10.1021/np4002493
_journal_volume                  76
_journal_year                    2013
_chemical_absolute_configuration ad
_chemical_formula_sum            'C13 H24 O3'
_chemical_formula_weight         228.32
_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                   8.6241(2)
_cell_length_b                   9.7034(2)
_cell_length_c                   15.9697(3)
_cell_measurement_reflns_used    9887
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      70.78
_cell_measurement_theta_min      2.77
_cell_volume                     1336.39(5)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.965
_diffrn_measured_fraction_theta_max 0.966
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0234
_diffrn_reflns_av_sigmaI/netI    0.0229
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            12226
_diffrn_reflns_theta_full        71.03
_diffrn_reflns_theta_max         71.03
_diffrn_reflns_theta_min         5.33
_exptl_absorpt_coefficient_mu    0.627
_exptl_absorpt_correction_T_max  0.9399
_exptl_absorpt_correction_T_min  0.9118
_exptl_absorpt_correction_type   none
_exptl_crystal_density_diffrn    1.135
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             504
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.152
_refine_diff_density_min         -0.153
_refine_diff_density_rms         0.033
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.07(17)
_refine_ls_extinction_coef       0.0205(14)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.063
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     152
_refine_ls_number_reflns         2489
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.063
_refine_ls_R_factor_all          0.0301
_refine_ls_R_factor_gt           0.0299
_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^)+(0.0539P)^2^+0.1017P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0858
_refine_ls_wR_factor_ref         0.0861
_reflns_number_gt                2477
_reflns_number_total             2489
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            np4002493_si_005.cif
_cod_data_source_block           cu_120413d_0m
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               1512148