Competing hydrogen-bond and halogen-bond donors in crystal engineering
Aakeröy, Christer B.; Panikkattu, Sheelu; Chopade, Prashant D.; Desper, John; CrystEngComm 15 (2013) 3125–; doi:10.1039/c2ce26747k

data_7209541
_publ_section_title
;
 Competing hydrogen-bond and halogen-bond donors in crystal engineering
;
_journal_issue                   16
_journal_name_full               CrystEngComm
_journal_page_first              3125
_journal_paper_doi               10.1039/c2ce26747k
_journal_volume                  15
_journal_year                    2013
_chemical_formula_moiety
;
(C10 H8 N4) (C7 H Br F4 O2)2
;
_chemical_formula_sum            'C24 H10 Br2 F8 N4 O4'
_chemical_formula_weight         730.18
_chemical_name_common
;3,3'-AzoPy 2-HBXB (3-pyridyl)-N=N-(3-pyridyl), (4-Br-F4-
PhCOOH)2
;
_chemical_name_systematic
;
3,3'-AzoPy 2-HBXB (3-pyridyl)-N=N-(3-pyridyl), (4-Br-F4-PhCOOH)2
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 101.336(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   4.8724(3)
_cell_length_b                   22.0007(13)
_cell_length_c                   11.6936(7)
_cell_measurement_reflns_used    4953
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      68.93
_cell_measurement_theta_min      4.35
_cell_volume                     1229.06(13)
_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 0.965
_diffrn_measured_fraction_theta_max 0.944
_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  0.0266
_diffrn_reflns_av_sigmaI/netI    0.0262
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            7259
_diffrn_reflns_theta_full        67.50
_diffrn_reflns_theta_max         69.06
_diffrn_reflns_theta_min         4.35
_exptl_absorpt_coefficient_mu    5.151
_exptl_absorpt_correction_T_max  0.7531
_exptl_absorpt_correction_T_min  0.5657
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.973
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             712
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.410
_refine_diff_density_min         -0.369
_refine_diff_density_rms         0.074
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.084
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     193
_refine_ls_number_reflns         2158
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.084
_refine_ls_R_factor_all          0.0275
_refine_ls_R_factor_gt           0.0261
_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^)+(0.0350P)^2^+1.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0679
_refine_ls_wR_factor_ref         0.0688
_reflns_number_gt                2046
_reflns_number_total             2158
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce26747k.txt
_cod_data_source_block           3,3'-azpy:COOH-Br
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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)/c
_cod_database_code               7209541