Cinnamolid-3β-ol hemihydrate and 3β-hydroxycinnamolide acetate, two drimanolide-class sesquiterpene lactones from <i>Warburgia ugandensis</i>
Zhang, Yi-Xun; Jackson, Shauntina H.; Rajab, Mohamed S.; Fronczek, Frank R.; Watkins, Steven F.; Acta Crystallographica Section C 62 (2006) o219–o221; doi:10.1107/S0108270106007177

data_2015253
_publ_section_title
;
 Cinnamolid-3\b-ol hemihydrate and 3\b-hydroxycinnamolide acetate, two
 drimanolide-class sesquiterpene lactones from <i>Warburgia
 ugandensis</i>
;
_journal_coeditor_code           GZ3003
_journal_issue                   4
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o219
_journal_page_last               o221
_journal_paper_doi               10.1107/S0108270106007177
_journal_volume                  62
_journal_year                    2006
_chemical_formula_iupac          'C17 H24 O4'
_chemical_formula_moiety         'C17 H24 O4'
_chemical_formula_sum            'C17 H24 O4'
_chemical_formula_weight         292.36
_chemical_name_common
;
cinnamolide-3\b-ol-acetate
;
_chemical_name_systematic
;
3\b-Acetoxy-7-drimen-12,11-olide
;
_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           SHELXL97
_cell_angle_alpha                90
_cell_angle_beta                 101.22(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   6.802(3)
_cell_length_b                   7.918(4)
_cell_length_c                   14.302(8)
_cell_measurement_reflns_used    2218
_cell_measurement_temperature    120
_cell_measurement_theta_max      30.0
_cell_measurement_theta_min      2.5
_cell_volume                     755.6(7)
_computing_cell_refinement       'HKL SCALEPACK (Otwinowski & Minor 1997)'
_computing_data_collection       'COLLECT (Nonius, 1999)'
_computing_data_reduction
'HKL DENZO (Otwinowski & Minor 1997) and SCALEPACK'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare <i>et al.</i>,  1999)'
_diffrn_ambient_temperature      120
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device
'Nonius KappaCCD area-detector (with Oxford Cryostream)'
_diffrn_measurement_method       '\w scans with \k offsets'
_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  0.057
_diffrn_reflns_av_sigmaI/netI    0.0883
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            8695
_diffrn_reflns_theta_full        30.0
_diffrn_reflns_theta_max         30.0
_diffrn_reflns_theta_min         2.9
_diffrn_standards_decay_%        <2
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.090
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.285
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             316
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.22
_refine_diff_density_min         -0.20
_refine_ls_extinction_coef       0.012(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 1997)'
_refine_ls_goodness_of_fit_ref   0.982
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     195
_refine_ls_number_reflns         2353
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.982
_refine_ls_R_factor_all          0.109
_refine_ls_R_factor_gt           0.051
_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^)+(0.0473P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.090
_refine_ls_wR_factor_ref         0.108
_reflns_number_gt                1456
_reflns_number_total             2353
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            gz3003.cif
_cod_data_source_block           II
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 'Monoclinic' changed to 'monoclinic'
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_original_sg_symbol_H-M      'P 21'
_cod_database_code               2015253