The differing influence of halides upon supramolecular aggregation through C–X⋯π interactions in the crystal structures of (5-methyl-1-(4-X-arylamino)-1H-1,2,3-triazol-4-yl)methanol derivatives, X = H, F and Cl
Jordão, Alessandro K.; Ferreira, Vitor F.; Cunha, Anna C.; Wardell, James L.; Wardell, Solange M. S. V.; Tiekink, Edward R. T.; CrystEngComm 14 (2012) 6534–; doi:10.1039/c2ce25841b

data_7208763
_publ_section_title
;
 The differing influence of halides upon supramolecular aggregation
 through C--X&#x22EF;\p interactions in the crystal structures of
 (5-methyl-1-(4-X-arylamino)-1H-1,2,3-triazol-4-yl)methanol derivatives, X
 = H, F and Cl
;
_journal_issue                   20
_journal_name_full               CrystEngComm
_journal_page_first              6534
_journal_paper_doi               10.1039/c2ce25841b
_journal_volume                  14
_journal_year                    2012
_chemical_formula_moiety         'C10 H12 N4 O'
_chemical_formula_sum            'C10 H12 N4 O'
_chemical_formula_weight         204.24
_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                 96.751(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.7842(19)
_cell_length_b                   7.258(2)
_cell_length_c                   21.155(6)
_cell_measurement_reflns_used    4218
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      30.6670
_cell_measurement_theta_min      2.8062
_cell_volume                     1034.4(5)
_computing_cell_refinement       CrystalClear
_computing_data_collection
'CrystalClear (Rigaku Americas Corporation, 2005)'
_computing_data_reduction        CrystalClear
_computing_molecular_graphics
'ORTEPII (Johnson, 1976) & Brandenburg (Crystal Impact, 2006)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  AFC12\K/SATURN724
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0897
_diffrn_reflns_av_sigmaI/netI    0.0352
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            25445
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.97
_diffrn_standards_decay_%        '< 1'
_diffrn_standards_interval_count 0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.090
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.1312
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'ABSCOR (Higashi, 1995)'
_exptl_crystal_colour            pale-yellow
_exptl_crystal_density_diffrn    1.311
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             432
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.199
_refine_diff_density_min         -0.212
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.153
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     143
_refine_ls_number_reflns         2363
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.153
_refine_ls_R_factor_all          0.0534
_refine_ls_R_factor_gt           0.0525
_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^)+(0.0739P)^2^+0.2983P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1449
_refine_ls_wR_factor_ref         0.1454
_reflns_number_gt                2320
_reflns_number_total             2363
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c2ce25841b.txt
_cod_data_source_block           h
_cod_original_cell_volume        1034.5(5)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7208763