Halogen bonded cocrystals of active pharmaceutical ingredients: pyrazinamide, lidocaine and pentoxifylline in combination with haloperfluorinated compounds
Choquesillo-Lazarte, Duane; Nemec, Vinko; Cinčić, Dominik; CrystEngComm  (2017) –; doi:10.1039/C7CE01252G

data_7228841
_publ_section_title
;
 Halogen bonded cocrystals of active pharmaceutical ingredients:
 pyrazinamide, lidocaine and pentoxifylline in combination with
 haloperfluorinated compounds
;
_journal_name_full               CrystEngComm
_journal_paper_doi               10.1039/C7CE01252G
_journal_year                    2017
_chemical_formula_moiety         '2(C5 H5 N3 O), Br2 C6 F4'
_chemical_formula_sum            'C16 H10 Br2 F4 N6 O2'
_chemical_formula_weight         554.12
_chemical_melting_point          380.15
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2016-11-05
_audit_creation_method
;
Olex2 1.2
(compiled 2016.09.09 svn.r3337 for OlexSys, GUI svn.r5227)
;
_audit_update_record
;
2017-07-26 deposited with the CCDC.
2017-08-02 downloaded from the CCDC.
;
_cell_angle_alpha                98.285(5)
_cell_angle_beta                 90.049(5)
_cell_angle_gamma                102.844(5)
_cell_formula_units_Z            1
_cell_length_a                   5.2164(8)
_cell_length_b                   5.7379(10)
_cell_length_c                   16.463(3)
_cell_measurement_reflns_used    2719
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.236
_cell_measurement_theta_min      2.502
_cell_volume                     475.14(14)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_collection       'Bruker Apex3, 2016'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'XS (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker D8 Venture'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  multilayer
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0561
_diffrn_reflns_av_unetI/netI     0.0513
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            8182
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        26.000
_diffrn_reflns_theta_max         27.154
_diffrn_reflns_theta_min         2.502
_diffrn_source                   'high brilliance microfocus sealed tube'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.331
_exptl_absorpt_correction_T_max  0.7455
_exptl_absorpt_correction_T_min  0.5046
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/5 (Bruker,2014/5) was used for absorption correction.
wR2(int) was 0.0812 before and 0.0551 after correction.
The Ratio of minimum to maximum transmission is 0.6769.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            'clear colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.937
_exptl_crystal_description       block
_exptl_crystal_F_000             270
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.523
_refine_diff_density_min         -0.920
_refine_diff_density_rms         0.092
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.038
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     136
_refine_ls_number_reflns         2091
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.038
_refine_ls_R_factor_all          0.0778
_refine_ls_R_factor_gt           0.0440
_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^)+(0.0363P)^2^+0.6071P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0893
_refine_ls_wR_factor_ref         0.1010
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1464
_reflns_number_total             2091
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7ce01252g2.cif
_cod_data_source_block           PZA_TFBB
_cod_original_cell_volume        475.15(14)
_cod_database_code               7228841
_shelx_estimated_absorpt_t_max   0.671
_shelx_estimated_absorpt_t_min   0.582
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All N(H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4), C5(H5)
2.b X=CH2 refined with riding coordinates:
 N1(H1A,H1B)
;
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'