Halogen bonds in some dihalogenated phenols: applications to crystal engineering
Mukherjee, Arijit; Desiraju, Gautam R.; IUCrJ 1 (2014) 49–60; doi:10.1107/S2052252513025657

data_1513577
_publ_section_title
;
 Halogen bonds in some dihalogenated phenols: applications to crystal
 engineering
;
_journal_issue                   1
_journal_name_full               IUCrJ
_journal_page_first              49
_journal_page_last               60
_journal_paper_doi               10.1107/S2052252513025657
_journal_volume                  1
_journal_year                    2014
_chemical_formula_moiety         'C6 H4 Cl2 O'
_chemical_formula_sum            'C6 H4 Cl2 O'
_chemical_formula_weight         162.99
_chemical_name_common            3,4-dichlorophenol
_space_group_IT_number           88
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  '-I 4ad'
_symmetry_space_group_name_H-M   'I 41/a :2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2013-09-23 # Formatted by IUCr publCIF

;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            16
_cell_length_a                   26.127(9)
_cell_length_b                   26.127(9)
_cell_length_c                   3.7926(9)
_cell_measurement_reflns_used    7940
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.1
_cell_volume                     2588.9(14)
_computing_cell_refinement       CrystalClear
_computing_data_collection       'CrystalClear (Rigaku, 2009)'
_computing_data_reduction        CrystalClear
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXL-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector                 CCD
_diffrn_detector_area_resol_mean 13.6612
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device
;
XtaLABmini: Fixed Chi 2 circle
;
_diffrn_measurement_device_type
;
Rigaku Mercury375R (2x2 bin mode)
;
_diffrn_measurement_specimen_support Fiber
_diffrn_radiation_monochromator  'Graphite Monochromator'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0881
_diffrn_reflns_av_sigmaI/netI    0.0512
_diffrn_reflns_limit_h_max       33
_diffrn_reflns_limit_h_min       -33
_diffrn_reflns_limit_k_max       33
_diffrn_reflns_limit_k_min       -33
_diffrn_reflns_limit_l_max       4
_diffrn_reflns_limit_l_min       -4
_diffrn_reflns_number            9554
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.12
_exptl_absorpt_coefficient_mu    0.902
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.587
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.673
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1312
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.242
_refine_diff_density_min         -0.322
_refine_diff_density_rms         0.066
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.076
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     86
_refine_ls_number_reflns         1453
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.076
_refine_ls_R_factor_all          0.0544
_refine_ls_R_factor_gt           0.0409
_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^)+(0.0392P)^2^+0.3254P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0896
_refine_ls_wR_factor_ref         0.0956
_reflns_number_gt                1178
_reflns_number_total             1453
_reflns_threshold_expression     I>2\s(I)
_publcif_datablock.id            {f77d1dfe-f5be-40b4-8791-9259d0c800a1}
_cod_data_source_file            bi5001sup1.cif
_cod_data_source_block           1_150K
_cod_original_sg_symbol_H-M      I41/a
_cod_database_code               1513577
_cod_database_fobs_code          1513577