Using Halogen•••Halogen Interactions or C/N–H•••Cl Hydrogen Bonding to Direct Crystal Packing in Tetrachlorophthalic Acid with N–heterocyclic Compounds
Hu, Yanjing; Li, Zhiqiang; Zhao, Yiran; Yang, Yu; Liu, Faqian; Wang, Lei; RSC Adv.  (2014) –; doi:10.1039/C4RA15392H

data_7219196
_publ_section_title
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 Using Halogen&#x2022;&#x2022;&#x2022;Halogen Interactions or
 C/N--H&#x2022;&#x2022;&#x2022;Cl Hydrogen Bonding to Direct Crystal
 Packing in Tetrachlorophthalic Acid with N--heterocyclic Compounds
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_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C4RA15392H
_journal_year                    2014
_chemical_formula_moiety         'C8 H Cl4 O4, C7 H7 N2, H2 O'
_chemical_formula_sum            'C15 H10 Cl4 N2 O5'
_chemical_formula_weight         440.05
_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
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2014-11-23
_audit_creation_method
;
Olex2 1.2
(compiled 2014.11.21 svn.r3092 for OlexSys, GUI svn.r4949)
;
_audit_update_record
;
2014-11-28 deposited with the CCDC.
2014-12-24 downloaded from the CCDC.
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_cell_angle_alpha                84.240(9)
_cell_angle_beta                 83.995(10)
_cell_angle_gamma                72.863(9)
_cell_formula_units_Z            2
_cell_length_a                   7.047(4)
_cell_length_b                   8.497(5)
_cell_length_c                   15.269(9)
_cell_measurement_reflns_used    1313
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.161
_cell_measurement_theta_min      2.515
_cell_volume                     866.6(9)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_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    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1204
_diffrn_reflns_av_unetI/netI     0.1025
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            4437
_diffrn_reflns_theta_full        24.99
_diffrn_reflns_theta_max         24.99
_diffrn_reflns_theta_min         2.52
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.714
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            'clear light colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.687
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       octahedral
_exptl_crystal_F_000             444
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.941
_refine_diff_density_min         -0.670
_refine_diff_density_rms         0.155
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.951
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     239
_refine_ls_number_reflns         3006
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.951
_refine_ls_R_factor_all          0.1134
_refine_ls_R_factor_gt           0.0891
_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^)+(0.1508P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2169
_refine_ls_wR_factor_ref         0.2354
_reflns_number_gt                1918
_reflns_number_total             3006
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ra15392h2.cif
_cod_data_source_block           compound8
_cod_original_cell_volume        866.5(9)
_cod_database_code               7219196
_olex2_refinement_description
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1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All N(H) groups
 At 1.5 times of:
  All O(H) groups, All O(H,H) groups
2.a Free rotating group:
 O5(H5A,H5B)
2.b Aromatic/amide H refined with riding coordinates:
 N2(H2), N1(H1), C16(H16), C17(H17), C18(H18), C19(H19), C20(H20)
2.c Idealised tetrahedral OH refined as rotating group:
 O3(H3)
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_olex2_submission_special_instructions 'No special instructions were received'