Competitive cocrystallization and its application in the separation of flavonoids
Xia, Yanming; Wei, Yuanfeng; Chen, Hui; Qian, Shuai; Zhang, Jianjun; Gao, Yuan; IUCrJ 8 (2021) 195–207; doi:10.1107/S2052252520015997

data_1560131
_publ_section_title
;
 Competitive cocrystallization and its application in the separation of
 flavonoids
;
_journal_coeditor_code           YC5023SUP1
_journal_issue                   2
_journal_name_full               IUCrJ
_journal_page_first              195
_journal_page_last               207
_journal_paper_doi               10.1107/S2052252520015997
_journal_volume                  8
_journal_year                    2021
_chemical_formula_sum            'C23 H20 N4 O10'
_chemical_formula_weight         512.43
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_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                 97.73(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.932(4)
_cell_length_b                   4.4610(9)
_cell_length_c                   24.275(5)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      13
_cell_measurement_theta_min      9
_cell_volume                     2138.8(8)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Nonius CAD4'
_diffrn_measurement_method       \w/2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0856
_diffrn_reflns_av_sigmaI/netI    0.0867
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            4058
_diffrn_reflns_theta_full        25.39
_diffrn_reflns_theta_max         25.39
_diffrn_reflns_theta_min         1.24
_diffrn_standards_decay_%        1
_diffrn_standards_interval_count 200
_diffrn_standards_interval_time  2h
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.127
_exptl_absorpt_correction_T_max  0.9874
_exptl_absorpt_correction_T_min  0.9628
_exptl_absorpt_correction_type   psi-scan
_exptl_crystal_density_diffrn    1.591
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1064
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.305
_refine_diff_density_min         -0.326
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     340
_refine_ls_number_reflns         3937
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.1382
_refine_ls_R_factor_gt           0.0683
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0800P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1569
_refine_ls_wR_factor_ref         0.1902
_reflns_number_gt                2032
_reflns_number_total             3937
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            yc5023.cif
_cod_data_source_block           I
_cod_depositor_comments
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The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/IUCr/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 1560131.cif.
;
_cod_original_cell_volume        2138.8(7)
_cod_original_sg_symbol_H-M      P21/N
_cod_database_code               1560131