Exploring binding preferences in co-crystals of conformationally flexible multitopic ligands
Krueger, Erika L.; Sinha, Abhijeet S.; Desper, John; Aakeröy, Christer B.; CrystEngComm  (2017) –; doi:10.1039/C7CE01177F

data_7228777
_publ_section_title
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 Exploring binding preferences in co-crystals of conformationally flexible
 multitopic ligands
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_journal_name_full               CrystEngComm
_journal_paper_doi               10.1039/C7CE01177F
_journal_year                    2017
_chemical_formula_moiety
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(C12 H10 N4 O) (C9 H16 O4)
;
_chemical_formula_sum            'C21 H26 N4 O5'
_chemical_formula_weight         414.46
_chemical_name_systematic
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EK-A-Azl (2-pyridyl)-CONH-N=CH-(3-pyridyl), HOOC-(CH2)7-COOH
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
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2016-05-09 deposited with the CCDC.
2017-07-18 downloaded from the CCDC.
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_cell_angle_alpha                80.742(6)
_cell_angle_beta                 81.368(6)
_cell_angle_gamma                68.770(5)
_cell_formula_units_Z            2
_cell_length_a                   8.5041(12)
_cell_length_b                   9.6723(14)
_cell_length_c                   14.013(2)
_cell_measurement_reflns_used    9105
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      68.22
_cell_measurement_theta_min      4.94
_cell_volume                     1055.1(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.960
_diffrn_measured_fraction_theta_max 0.932
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0360
_diffrn_reflns_av_sigmaI/netI    0.0293
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            16331
_diffrn_reflns_theta_full        67.50
_diffrn_reflns_theta_max         69.60
_diffrn_reflns_theta_min         4.94
_exptl_absorpt_coefficient_mu    0.780
_exptl_absorpt_correction_T_max  0.8853
_exptl_absorpt_correction_T_min  0.7773
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.305
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             440
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.227
_refine_diff_density_min         -0.179
_refine_diff_density_rms         0.040
_refine_ls_extinction_coef       0.0024(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.109
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     281
_refine_ls_number_reflns         3704
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.109
_refine_ls_R_factor_all          0.0413
_refine_ls_R_factor_gt           0.0378
_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^)+(0.0450P)^2^+0.4000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0990
_refine_ls_wR_factor_ref         0.1052
_reflns_number_gt                3399
_reflns_number_total             3704
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7ce01177f2.cif
_cod_data_source_block           23Azl
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
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_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7228777