Cytotoxic Diterpenoids from <i>Caryopteris aureoglandulosa</i>.
Mao, Xu-Dong; Zhang, Cheng-Gang; Chen, Ting; Zhao, Sen-Miao; Chou, Gui-Xin; Journal of natural products 83 (2020) 2093–2101; doi:10.1021/acs.jnatprod.9b01052

data_1558578
_publ_section_title
;
 Cytotoxic Diterpenoids from <i>Caryopteris aureoglandulosa</i>.
;
_journal_issue                   7
_journal_name_full               'Journal of natural products'
_journal_page_first              2093
_journal_page_last               2101
_journal_paper_doi               10.1021/acs.jnatprod.9b01052
_journal_volume                  83
_journal_year                    2020
_chemical_absolute_configuration rmad
_chemical_formula_moiety         'C20 H30 O4'
_chemical_formula_sum            'C20 H30 O4'
_chemical_formula_weight         334.44
_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
_atom_sites_solution_primary     dual
_audit_creation_date             2018-01-18
_audit_creation_method
;
Olex2 1.2
(compiled 2017.08.10 svn.r3458 for OlexSys, GUI svn.r5381)
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   7.57000(10)
_cell_length_b                   10.8882(2)
_cell_length_c                   45.5723(10)
_cell_measurement_reflns_used    9313
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      53.370
_cell_measurement_theta_min      3.376
_cell_volume                     3756.24(12)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      296
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker D8 Venture'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           GaK\a
_diffrn_radiation_wavelength     1.34139
_diffrn_reflns_av_R_equivalents  0.0661
_diffrn_reflns_av_unetI/netI     0.0669
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       54
_diffrn_reflns_limit_l_min       -55
_diffrn_reflns_number            32530
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        53.594
_diffrn_reflns_theta_max         54.939
_diffrn_reflns_theta_min         3.375
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.415
_exptl_absorpt_correction_T_max  0.7508
_exptl_absorpt_correction_T_min  0.5992
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.1397 before and 0.0693 after correction. The Ratio of minimum to maximum transmission is 0.7981. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.183
_exptl_crystal_description       block
_exptl_crystal_F_000             1456
_exptl_crystal_size_max          0.05
_exptl_crystal_size_mid          0.03
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.199
_refine_diff_density_min         -0.189
_refine_diff_density_rms         0.044
_refine_ls_abs_structure_details
;
 Flack x determined using 1373 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.05(15)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.001
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     445
_refine_ls_number_reflns         7131
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.001
_refine_ls_R_factor_all          0.1108
_refine_ls_R_factor_gt           0.0575
_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^)+(0.0870P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1318
_refine_ls_wR_factor_ref         0.1607
_reflns_Friedel_coverage         0.744
_reflns_Friedel_fraction_full    0.999
_reflns_Friedel_fraction_max     0.997
_reflns_number_gt                4261
_reflns_number_total             7131
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            np9b01052_si_003.cif
_cod_data_source_block           mjr18012_0m
_cod_depositor_comments
'Adding full bibliography for 1558578--1558581.cif.'
_cod_database_code               1558578
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_max   0.996
_shelx_estimated_absorpt_t_min   0.980
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups, All O(H) groups
2.a Ternary CH refined with riding coordinates:
 C9(H9), C9A(H9A)
2.b Secondary CH2 refined with riding coordinates:
 C1(H1A,H1B), C2(H2A,H2B), C6(H6A,H6B), C7(H7A,H7B), C11(H11A,H11B), C12(H12A,
 H12B), C1A(H1AA,H1AB), C2A(H2AB,H2AC), C6A(H6AA,H6AB), C7A(H7AA,H7AB),
 C11A(H11C,H11D), C12A(H12C,H12D)
2.c Aromatic/amide H refined with riding coordinates:
 C14(H14), C14A(H14A)
2.d X=CH2 refined with riding coordinates:
 C17(H17A,H17B), C17A(H17C,H17D)
2.e Idealised Me refined as rotating group:
 C16(H16A,H16B,H16C), C18(H18A,H18B,H18C), C19(H19A,H19B,H19C), C20(H20A,H20B,
 H20C), C16A(H16D,H16E,H16F), C18A(H18D,H18E,H18F), C19A(H19D,H19E,H19F),
 C20A(H20D,H20E,H20F)
2.f Idealised tetrahedral OH refined as rotating group:
 O2(H2), O4(H4), O2A(H2AA), O4A(H4A)
;
_shelx_res_checksum              12211
_shelx_hkl_checksum              88860
_olex2_submission_special_instructions 'No special instructions were received'