Moluccensins R-Y, Limonoids from the Seeds of a Mangrove, Xylocarpus moluccensis.
Li, Jun; Li, Min-Yi; Feng, Gang; Zhang, Jing; Karonen, Maarit; Sinkkonen, Jari; Satyanandamurty, Tirumani; Wu, Jun; Journal of natural products 75 (2012) 1277–1283; doi:10.1021/np300053f

data_1508273
_publ_section_title
;
 Moluccensins R-Y, Limonoids from the Seeds of a Mangrove, Xylocarpus
 moluccensis.
;
_journal_issue                   7
_journal_name_full               'Journal of natural products'
_journal_page_first              1277
_journal_page_last               1283
_journal_paper_doi               10.1021/np300053f
_journal_volume                  75
_journal_year                    2012
_chemical_formula_sum            'C27 H32 O8'
_chemical_formula_weight         484.53
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.6167(2)
_cell_length_b                   10.7288(2)
_cell_length_c                   21.4811(4)
_cell_measurement_reflns_used    3239
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      62.5
_cell_measurement_theta_min      4.1
_cell_volume                     2446.79(8)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device_type  'Oxford Gemini S ultra'
_diffrn_measurement_method       'omega scan'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0141
_diffrn_reflns_av_sigmaI/netI    0.0230
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            5165
_diffrn_reflns_theta_full        62.58
_diffrn_reflns_theta_max         62.58
_diffrn_reflns_theta_min         4.12
_exptl_absorpt_coefficient_mu    0.798
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.724
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.315
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1032
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.26
_refine_diff_density_max         0.232
_refine_diff_density_min         -0.162
_refine_diff_density_rms         0.034
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.0(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.068
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     317
_refine_ls_number_reflns         3447
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.068
_refine_ls_R_factor_all          0.0427
_refine_ls_R_factor_gt           0.0405
_refine_ls_shift/su_max          0.041
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0582P)^2^+0.4805P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1045
_refine_ls_wR_factor_ref         0.1070
_reflns_number_gt                3273
_reflns_number_total             3447
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            np300053f_si_002.cif
_cod_data_source_block           6-hydroxymexicanolide
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               1508273