Halogen and Hydrogen Bond Architectures in Switchable Chains of Di- and Trihaloimidazoles
Andrzejewski, Michał; Marciniak, Jędrzej; Rajewski, Kacper W.; Katrusiak, Andrzej; Crystal Growth & Design 15 (2015) 1658–; doi:10.1021/cg501561w

data_4512830
_publ_section_title
;
 Halogen and Hydrogen Bond Architectures in Switchable Chains of Di- and
 Trihaloimidazoles
;
_journal_issue                   4
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              1658
_journal_paper_doi               10.1021/cg501561w
_journal_volume                  15
_journal_year                    2015
_chemical_formula_moiety         'C3 H Cl3 N2'
_chemical_formula_sum            'C3 H Cl3 N2'
_chemical_formula_weight         171.41
_chemical_name_common            trichloroimidazole
_chemical_name_systematic
;
 2,4,5-trichloro-1H-imidazole
;
_space_group_crystal_system      orthorhombic
_space_group_IT_number           40
_space_group_name_Hall           'A 2 -2a'
_space_group_name_H-M_alt        'A m a 2'
_symmetry_space_group_name_Hall  'A 2 -2a'
_symmetry_space_group_name_H-M   'A m a 2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2014-10-20
_audit_creation_method
;
Olex2 1.2
(compiled 2014.09.19 svn.r3010 for OlexSys, GUI svn.r4874)
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.9264(8)
_cell_length_b                   16.0761(14)
_cell_length_c                   3.8161(4)
_cell_measurement_reflns_used    880
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.7170
_cell_measurement_theta_min      3.2480
_cell_volume                     608.96(10)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_detector_area_resol_mean 16.1544
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_details
;
  1 omega  -62.00  -32.00   1.0000  180.0000
omega____ theta____ kappa____ phi______ frames
    -      -18.6451  179.0000  120.0000 30

  2 omega  -43.00   37.00   1.0000  180.0000
omega____ theta____ kappa____ phi______ frames
    -      -18.6451   37.0000   90.0000 80

  3 omega  -25.00    1.00   1.0000  180.0000
omega____ theta____ kappa____ phi______ frames
    -      -18.6451  -99.0000  150.0000 26

  4 omega  -51.00   39.00   1.0000  180.0000
omega____ theta____ kappa____ phi______ frames
    -       17.7857  -57.0000  -60.0000 90

  5 omega   -4.00   21.00   1.0000  180.0000
omega____ theta____ kappa____ phi______ frames
    -       17.7857   57.0000   90.0000 25

  6 omega  -91.00    7.00   1.0000  180.0000
omega____ theta____ kappa____ phi______ frames
    -      -18.6451  -37.0000  -90.0000 98
;
_diffrn_measurement_device_type  'Xcalibur, Eos'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_UB_11      0.0150934000
_diffrn_orient_matrix_UB_12      -0.0183364000
_diffrn_orient_matrix_UB_13      -0.1644652000
_diffrn_orient_matrix_UB_21      0.0675832000
_diffrn_orient_matrix_UB_22      -0.0062356000
_diffrn_orient_matrix_UB_23      0.0542022000
_diffrn_orient_matrix_UB_31      -0.0175770000
_diffrn_orient_matrix_UB_32      -0.0396532000
_diffrn_orient_matrix_UB_33      0.0675546000
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0240
_diffrn_reflns_av_unetI/netI     0.0293
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       4
_diffrn_reflns_limit_l_min       -4
_diffrn_reflns_number            2111
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.985
_diffrn_reflns_theta_full        26.000
_diffrn_reflns_theta_max         27.230
_diffrn_reflns_theta_min         3.261
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    1.385
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.83709
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.870
_exptl_crystal_description
;
;
_exptl_crystal_F_000             336
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.186
_refine_diff_density_min         -0.226
_refine_diff_density_rms         0.042
_refine_ls_abs_structure_details
;
 Flack x determined using 220 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons and Flack (2004), Acta Cryst. A60, s61).
;
_refine_ls_abs_structure_Flack   0.09(9)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.067
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     40
_refine_ls_number_reflns         711
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.066
_refine_ls_R_factor_all          0.0393
_refine_ls_R_factor_gt           0.0276
_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^)+(0.0200P)^2^+0.0770P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0495
_refine_ls_wR_factor_ref         0.0514
_reflns_Friedel_coverage         0.713
_reflns_Friedel_fraction_full    0.993
_reflns_Friedel_fraction_max     0.967
_reflns_number_gt                601
_reflns_number_total             711
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cg501561w_si_002.cif
_cod_data_source_block           trichloroimidazole
_cod_depositor_comments
'Adding full bibliography for 4512828--4512833.cif.'
_cod_database_code               4512830
_reflns_odcompleteness_completeness 99.50
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     26.32
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All N(H) groups
2. Others
 Fixed Sof: H5(0.5)
3.a Aromatic/amide H refined with riding coordinates:
 N5(H5)
;
_olex2_submission_special_instructions 'No special instructions were received'