Structurally Diverse Meroterpenoids from a Marine-Derived Aspergillus sp. Fungus
Wen, Huiling; Yang, Xiliang; Liu, Qian; Li, Shuangjun; Li, Qin; Zang, Yi; Chen, Chunmei; Wang, Jianping; Zhu, Hucheng; Zhang, Yonghui; Journal of Natural Products  (2019) –; doi:10.1021/acs.jnatprod.9b00878

data_1556710
_publ_section_title
;
 Structurally Diverse Meroterpenoids from a Marine-Derived Aspergillus sp.
 Fungus
;
_journal_name_full               'Journal of Natural Products'
_journal_paper_doi               10.1021/acs.jnatprod.9b00878
_journal_year                    2019
_chemical_absolute_configuration rmad
_chemical_formula_sum            'C25 H32 O6'
_chemical_formula_weight         428.50
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2016/6
_cell_angle_alpha                90
_cell_angle_beta                 103.2441(3)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   8.10721(4)
_cell_length_b                   9.16946(3)
_cell_length_c                   15.13501(4)
_cell_measurement_reflns_used    37931
_cell_measurement_temperature    100.00(10)
_cell_measurement_theta_max      73.5640
_cell_measurement_theta_min      4.8240
_cell_volume                     1095.193(7)
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.00(10)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Kappa single'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0323
_diffrn_reflns_av_unetI/netI     0.0110
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.989
_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       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            42209
_diffrn_reflns_point_group_measured_fraction_full 0.994
_diffrn_reflns_point_group_measured_fraction_max 0.983
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         73.971
_diffrn_reflns_theta_min         5.606
_exptl_absorpt_coefficient_mu    0.747
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    1.299
_exptl_crystal_description       block
_exptl_crystal_F_000             460
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.150
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.218
_refine_diff_density_min         -0.243
_refine_diff_density_rms         0.047
_refine_ls_abs_structure_details
;
 Flack x determined using 2014 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.06(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.887
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     287
_refine_ls_number_reflns         4360
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.887
_refine_ls_R_factor_all          0.0272
_refine_ls_R_factor_gt           0.0272
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0591P)^2^+0.2867P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0739
_refine_ls_wR_factor_ref         0.0739
_reflns_Friedel_coverage         0.866
_reflns_Friedel_fraction_full    0.992
_reflns_Friedel_fraction_max     0.976
_reflns_number_gt                4357
_reflns_number_total             4360
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            np9b00878_si_004.cif
_cod_data_source_block           20180306_2_21_6
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               1556710
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_min   0.865
_shelx_estimated_absorpt_t_max   0.929
_shelx_res_checksum              17473
_shelx_hkl_checksum              88657