Modified Fusicoccane-Type Diterpenoids from <i>Alternaria brassicicola</i>.
Li, Fengli; Lin, Shuang; Zhang, Sitian; Pan, Lifen; Chai, Chenwei; Su, Jun-Cheng; Yang, Beiye; Liu, Junjun; Wang, Jianping; Hu, Zhengxi; Zhang, Yonghui; Journal of natural products 83 (2020) 1931–1938; doi:10.1021/acs.jnatprod.0c00165

data_1558288
_publ_section_title
;
 Modified Fusicoccane-Type Diterpenoids from <i>Alternaria
 brassicicola</i>.
;
_journal_issue                   6
_journal_name_full               'Journal of natural products'
_journal_page_first              1931
_journal_page_last               1938
_journal_paper_doi               10.1021/acs.jnatprod.0c00165
_journal_volume                  83
_journal_year                    2020
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C19 H28 O3'
_chemical_formula_sum            'C19 H28 O3'
_chemical_formula_weight         304.41
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.1596(9)
_cell_length_b                   9.9432(9)
_cell_length_c                   17.9178(16)
_cell_measurement_reflns_used    9899
_cell_measurement_temperature    100.(2)
_cell_measurement_theta_max      72.4488
_cell_measurement_theta_min      2.4659
_cell_volume                     1631.9(3)
_computing_cell_refinement       'SAINT V8.38A (Bruker AXS Inc., 2017)'
_computing_data_collection       'Bruker Instrument Service vV6.2.9'
_computing_data_reduction        'SAINT V8.38A (Bruker AXS Inc., 2017)'
_computing_structure_refinement  'SHELXL-2017/1 (Sheldrick, 2017)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.(2)
_diffrn_detector_area_resol_mean 7.3910
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Bruker D8 VENTURE PHOTON II'
_diffrn_radiation_monochromator  'Helixos MX multilayer Optic'
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0347
_diffrn_reflns_av_unetI/netI     0.0294
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            12608
_diffrn_reflns_theta_full        72.44
_diffrn_reflns_theta_max         72.44
_diffrn_reflns_theta_min         5.42
_diffrn_source                   'Ius Diamond'
_diffrn_source_type              Microfocus
_exptl_absorpt_coefficient_mu    0.647
_exptl_absorpt_correction_T_max  0.89
_exptl_absorpt_correction_T_min  0.72
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 - Bruker AXS area detector scaling and absorption correction
;
_exptl_crystal_colour            'translucent light colourless'
_exptl_crystal_density_diffrn    1.239
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             664
_exptl_crystal_size_max          0.390
_exptl_crystal_size_mid          0.300
_exptl_crystal_size_min          0.180
_refine_diff_density_max         0.275
_refine_diff_density_min         -0.163
_refine_ls_abs_structure_details
;

Flack x determined using 1329 quotients [(I+)-(I-)]/[(I+)+(I-)]
(Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.09(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.955
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     205
_refine_ls_number_reflns         3190
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.955
_refine_ls_R_factor_all          0.0320
_refine_ls_R_factor_gt           0.0319
_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^)+(0.1000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1016
_refine_ls_wR_factor_ref         0.1019
_reflns_number_gt                3176
_reflns_number_total             3190
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            np0c00165_si_002.cif
_cod_data_source_block           zyh_lfl6822
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-Scan' was
changed to 'multi-scan' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 7556 2019-12-06 15:28:31Z antanas 

 Adding full bibliography for 1558288--1558289.cif.
;
_cod_database_code               1558288
_shelx_res_checksum              5880
_shelx_hkl_checksum              3082