Bioactive 6S-Styryllactone Constituents of Polyalthia parviflora.
Liou, Jing-Ru; Wu, Tung-Ying; Thang, Tran Dinh; Hwang, Tsong-Long; Wu, Chin-Chun; Cheng, Yuan-Bin; Chiang, Michael Y.; Lan, Yu-Hsuan; El-Shazly, Mohamed; Wu, Shwu-Li; Beerhues, Ludger; Yuan, Shyng-Shiou; Hou, Ming-Feng; Chen, Shu-Li; Chang, Fang-Rong; Wu, Yang-Chang; Journal of natural products 77 (2014) 2626–2632; doi:10.1021/np5004577

data_1518376
_publ_section_title
;
 Bioactive 6S-Styryllactone Constituents of Polyalthia parviflora.
;
_journal_issue                   12
_journal_name_full               'Journal of natural products'
_journal_page_first              2626
_journal_page_last               2632
_journal_paper_doi               10.1021/np5004577
_journal_volume                  77
_journal_year                    2014
_chemical_absolute_configuration rm
_chemical_formula_sum            'C14 H16 O4'
_chemical_formula_weight         248.27
_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'
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.3051(2)
_cell_length_b                   9.8097(2)
_cell_length_c                   15.5103(3)
_cell_measurement_reflns_used    4917
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      65.9375
_cell_measurement_theta_min      5.3354
_cell_volume                     1263.63(5)
_computing_cell_refinement       'SAINT V7.68A (Bruker AXS, 2009)'
_computing_data_collection       'APEX2 (Bruker AXS, 2010)'
_computing_data_reduction        'SAINT V7.68A (Bruker AXS, 2009)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.953
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'montel mirror'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0287
_diffrn_reflns_av_unetI/netI     0.0264
_diffrn_reflns_Laue_measured_fraction_full 0.953
_diffrn_reflns_Laue_measured_fraction_max 0.984
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -7
_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            8379
_diffrn_reflns_point_group_measured_fraction_full 0.946
_diffrn_reflns_point_group_measured_fraction_max 0.978
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         66.020
_diffrn_reflns_theta_min         5.335
_diffrn_source                   'microfocus tube'
_exptl_absorpt_coefficient_mu    0.787
_exptl_absorpt_correction_T_max  0.9492
_exptl_absorpt_correction_T_min  0.4180
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2008/1 (Bruker AXS)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.305
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Tabullar
_exptl_crystal_F_000             528
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.154
_refine_diff_density_min         -0.195
_refine_diff_density_rms         0.043
_refine_ls_abs_structure_details
;
 Flack x determined using 851 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons and Flack (2004), Acta Cryst. A60, s61).
;
_refine_ls_abs_structure_Flack   0.03(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.133
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     165
_refine_ls_number_reflns         2156
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.133
_refine_ls_R_factor_all          0.0288
_refine_ls_R_factor_gt           0.0270
_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^)+(0.0355P)^2^+0.1873P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0661
_refine_ls_wR_factor_ref         0.0718
_reflns_Friedel_coverage         0.698
_reflns_Friedel_fraction_full    0.936
_reflns_Friedel_fraction_max     0.970
_reflns_number_gt                2080
_reflns_number_total             2156
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            np5004577_si_003.cif
_cod_data_source_block           cu_130903lt_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 

 Adding full bibliography for 1518375--1518377.cif.
;
_cod_database_code               1518376
_shelxl_version_number           2013-4
_shelx_res_checksum              25616
_shelx_hkl_checksum              41117