Cocrystals of fisetin, luteolin and genistein with pyridinecarboxamide coformers: crystal structures, analysis of intermolecular interactions, spectral and thermal characterization
Sowa, Michał; Ślepokura, Katarzyna; Matczak-Jon, Ewa; CrystEngComm 15 (2013) 7696–; doi:10.1039/c3ce41285g

data_7211143
_publ_section_title
;
 Cocrystals of fisetin, luteolin and genistein with pyridinecarboxamide
 coformers: crystal structures, analysis of intermolecular interactions,
 spectral and thermal characterization
;
_journal_issue                   38
_journal_name_full               CrystEngComm
_journal_page_first              7696
_journal_paper_doi               10.1039/c3ce41285g
_journal_volume                  15
_journal_year                    2013
_chemical_formula_moiety         'C15 H10 O5, C6 H6 N2 O, H2 O'
_chemical_formula_sum            'C21 H18 N2 O7'
_chemical_formula_weight         410.37
_space_group_IT_number           9
_space_group_name_Hall           'C -2yc'
_space_group_name_H-M_alt        'C 1 c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 c 1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                90.00
_cell_angle_beta                 92.69(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   3.780(2)
_cell_length_b                   41.196(10)
_cell_length_c                   11.650(4)
_cell_measurement_reflns_used    5677
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28.28
_cell_measurement_theta_min      2.96
_cell_volume                     1812.1(12)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.953
_diffrn_measurement_device_type
;
Xcalibur R kappa-geometry diffractometer with a Ruby 
CCD camera 
;
_diffrn_measurement_method       'omega scan'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0363
_diffrn_reflns_av_sigmaI/netI    0.0243
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       53
_diffrn_reflns_limit_k_min       -53
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            15898
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         28.36
_diffrn_reflns_theta_min         2.97
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.115
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.975
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.504
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             856
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.185
_refine_diff_density_min         -0.185
_refine_diff_density_rms         0.035
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     280
_refine_ls_number_reflns         2158
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0453
_refine_ls_R_factor_gt           0.0366
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0358P)^2^+0.6315P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0750
_refine_ls_wR_factor_ref         0.0784
_reflns_number_gt                1899
_reflns_number_total             2158
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce41285g.txt
_cod_data_source_block           gennam
_cod_database_code               7211143