Wentinoids A–F, six new isopimarane diterpenoids from Aspergillus wentii SD-310, a deep-sea sediment derived fungus
Li, Xin; Li, Xiao-Dong; Li, Xiao-Ming; Xu, Gang-Ming; Liu, Yang; Wang, Bin-Gui; RSC Adv. 7 (2017) 4387–; doi:10.1039/C6RA27209F

data_7227446
_publ_section_title
;
 Wentinoids A--F, six new isopimarane diterpenoids from Aspergillus wentii
 SD-310, a deep-sea sediment derived fungus
;
_journal_issue                   8
_journal_name_full               'RSC Adv.'
_journal_page_first              4387
_journal_paper_doi               10.1039/C6RA27209F
_journal_volume                  7
_journal_year                    2017
_chemical_formula_sum            'C21 H32 O4'
_chemical_formula_weight         348.47
_chemical_name_systematic        sd310-42
_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
_audit_update_record
;
2016-03-10 deposited with the CCDC.
2016-12-26 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.8580(6)
_cell_length_b                   12.4336(7)
_cell_length_c                   17.5420(12)
_cell_measurement_reflns_used    922
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      52.0380
_cell_measurement_theta_min      4.9940
_cell_volume                     1932.0(2)
_computing_cell_refinement       'Bruker FRAMBO'
_computing_data_collection       'Bruker FRAMBO'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0415
_diffrn_reflns_av_sigmaI/netI    0.0777
_diffrn_reflns_limit_h_max       3
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            3971
_diffrn_reflns_theta_full        66.14
_diffrn_reflns_theta_max         66.14
_diffrn_reflns_theta_min         4.36
_exptl_absorpt_coefficient_mu    0.647
_exptl_absorpt_correction_T_max  0.8296
_exptl_absorpt_correction_T_min  0.7819
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_density_diffrn    1.198
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             760
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.37
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.132
_refine_diff_density_min         -0.181
_refine_diff_density_rms         0.038
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.0(5)
_refine_ls_extinction_coef       0.0030(3)
_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   1.037
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     234
_refine_ls_number_reflns         2860
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0894
_refine_ls_R_factor_gt           0.0567
_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^)+(0.0347P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1105
_refine_ls_wR_factor_ref         0.1289
_reflns_number_gt                1907
_reflns_number_total             2860
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6ra27209f2.cif
_cod_data_source_block           150522a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/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 4268 2015-11-12 08:31:59Z antanas 
;
_cod_original_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               7227446