Hydroxyclerodanes from Salvia shannoni.
Bautista, Elihú; Toscano, Alfredo; Calzada, Fernando; Díaz, Eduardo; Yépez-Mulia, Lilian; Ortega, Alfredo; Journal of natural products 76 (2013) 1970–1975; doi:10.1021/np400606g

data_1516005
_publ_section_title
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 Hydroxyclerodanes from Salvia shannoni.
;
_journal_issue                   10
_journal_name_full               'Journal of natural products'
_journal_page_first              1970
_journal_page_last               1975
_journal_paper_doi               10.1021/np400606g
_journal_volume                  76
_journal_year                    2013
_chemical_absolute_configuration rm
_chemical_formula_moiety         'C20 H20 O8'
_chemical_formula_sum            'C20 H20 O8'
_chemical_formula_weight         388.36
_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                   7.4700(7)
_cell_length_b                   8.2128(7)
_cell_length_c                   28.215(3)
_cell_measurement_reflns_used    9221
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      27.74
_cell_measurement_theta_min      2.58
_cell_volume                     1731.0(3)
_computing_cell_refinement       'SMART V 5.625 (Bruker, 1999)'
_computing_data_collection       'SMART V 5.625 (Bruker, 1999)'
_computing_data_reduction        'SAINT V 7.34A (Bruker, 2006)'
_computing_molecular_graphics    'SHELXTL V 6.12 (Sheldrick, 2000)'
_computing_publication_material  'SHELXTL V 6.12 (Sheldrick, 2000)'
_computing_structure_refinement  'SHELXTL V 6.12 (Sheldrick, 2000)'
_computing_structure_solution    'SHELXTL V 6.12 (Sheldrick, 2000)'
_diffrn_ambient_temperature      298(2)
_diffrn_detector_area_resol_mean 8.333
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type
'Bruker Smart Apex CCD diffractometer 01-670-01'
_diffrn_measurement_method       \w-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  0.0466
_diffrn_reflns_av_sigmaI/netI    0.0260
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       37
_diffrn_reflns_limit_l_min       -37
_diffrn_reflns_number            23208
_diffrn_reflns_theta_full        27.90
_diffrn_reflns_theta_max         27.90
_diffrn_reflns_theta_min         2.58
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    0.116
_exptl_absorpt_correction_T_max  0.98898
_exptl_absorpt_correction_T_min  0.94715
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details   '(Sheldrick, 2000)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.490
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             816
_exptl_crystal_size_max          0.454
_exptl_crystal_size_mid          0.144
_exptl_crystal_size_min          0.118
_refine_diff_density_max         0.309
_refine_diff_density_min         -0.151
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.954
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     260
_refine_ls_number_reflns         2387
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.954
_refine_ls_R_factor_all          0.0532
_refine_ls_R_factor_gt           0.0442
_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^)+(0.0770P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1058
_refine_ls_wR_factor_ref         0.1097
_reflns_number_gt                1925
_reflns_number_total             2387
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            np400606g_si_003.cif
_cod_data_source_block           130OHA12
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/usr/data/users/saulius/automatic-downloads/retrospective/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
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_cod_database_code               1516005