#------------------------------------------------------------------------------
#$Date: 2025-08-22 10:56:18 +0200 (Fri 22 de Aug de 2025) $
#$Revision: 301860 $
#$URL: svn://www.crystallography.net/cod/cif/7/12/26/7122659.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_7122659
loop_
_publ_author_name
'Bujak, Maciej'
'Stammler, Georg'
'Blomeyer, Sebastian'
'Mitzel, Norbert Werner'
_publ_section_title
;
 The Nature of Interactions of Benzene with CF3I and CF3CH2I
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C8CC08980A
_journal_year                    2018
_chemical_formula_moiety         'C2 H2 F3 I'
_chemical_formula_sum            'C2 H2 F3 I'
_chemical_formula_weight         209.94
_chemical_name_systematic
; 
 1,1,1-Trifluoro-2-iodoethane 
;
_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   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2018-10-15 deposited with the CCDC.
2018-11-28 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            16
_cell_length_a                   20.2203(3)
_cell_length_b                   20.2203(3)
_cell_length_c                   4.7384(2)
_cell_measurement_reflns_used    15363
_cell_measurement_temperature    100.0(1)
_cell_measurement_theta_max      31.9
_cell_measurement_theta_min      2.0
_cell_volume                     1937.34(9)
_computing_cell_refinement       'CrysAlisPro (Rigaku Oxford Diffraction, 2015)'
_computing_data_collection       'CrysAlisPro (Rigaku Oxford Diffraction, 2015)'
_computing_data_reduction        'CrysAlisPro (Rigaku Oxford Diffraction, 2015)'
_computing_molecular_graphics    'Mercury (C. F. Macrae at al., 2008)'
_computing_publication_material  'SHELXL-97 (G. M. Sheldrick, 2008, 2015)'
_computing_structure_refinement  'SHELXL-97 (G. M. Sheldrick, 2008, 2015)'
_computing_structure_solution    'SHELXS-97 (G. M. Sheldrick, 2008)'
_diffrn_ambient_temperature      100.0(1)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  SuperNova
_diffrn_measurement_method       ω-scans
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0387
_diffrn_reflns_av_sigmaI/netI    0.0121
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       5
_diffrn_reflns_limit_l_min       -5
_diffrn_reflns_number            14784
_diffrn_reflns_theta_full        25.97
_diffrn_reflns_theta_max         25.97
_diffrn_reflns_theta_min         2.01
_exptl_absorpt_coefficient_mu    6.532
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.022
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.15e (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.879
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular
_exptl_crystal_F_000             1504
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.856
_refine_diff_density_min         -0.474
_refine_diff_density_rms         0.114
_refine_ls_extinction_coef       0.00146(11)
_refine_ls_extinction_expression
Fc\^*\^=kFc[1+0.001xFc\^2\^λ\^3\^/sin(2θ)]\^-1/4
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.409
_refine_ls_hydrogen_treatment    hetero
_refine_ls_matrix_type           full
_refine_ls_number_parameters     62
_refine_ls_number_reflns         949
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.408
_refine_ls_R_factor_all          0.0229
_refine_ls_R_factor_gt           0.0229
_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/[σ\^2\^(Fo\^2\^)+(0.0122P)\^2\^+16.2087P] where
 P=(Fo\^2\^+2Fc\^2\^)/3
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0520
_refine_ls_wR_factor_ref         0.0520
_reflns_number_gt                949
_reflns_number_total             949
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c8cc08980a1.cif
_cod_data_source_block           CF3CH2I_100K
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Tetragonal' changed to 'tetragonal'
according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
;
_cod_original_cell_volume        1937.35(10)
_cod_original_sg_symbol_H-M      'I 41/a'
_cod_database_code               7122659
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x+1/2, -y, z+1/2'
'-y+3/4, x+1/4, z+1/4'
'y+3/4, -x+3/4, z+3/4'
'x+1/2, y+1/2, z+1/2'
'-x+1, -y+1/2, z+1'
'-y+5/4, x+3/4, z+3/4'
'y+5/4, -x+5/4, z+5/4'
'-x, -y, -z'
'x-1/2, y, -z-1/2'
'y-3/4, -x-1/4, -z-1/4'
'-y-3/4, x-3/4, -z-3/4'
'-x+1/2, -y+1/2, -z+1/2'
'x, y+1/2, -z'
'y-1/4, -x+1/4, -z+1/4'
'-y-1/4, x-1/4, -z-1/4'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
_atom_site_symmetry_multiplicity
_atom_site_calc_flag
_atom_site_refinement_flags
C1 C 0.2786(2) 0.3621(2) 0.5982(9) 0.0178(9) Uani 1 1 d .
F2 F 0.31206(14) 0.39972(13) 0.4136(6) 0.0258(6) Uani 1 1 d .
F1 F 0.23949(13) 0.40189(14) 0.7455(6) 0.0278(6) Uani 1 1 d .
F3 F 0.23902(13) 0.32280(14) 0.4417(6) 0.0260(6) Uani 1 1 d .
I1 I 0.383111(13) 0.254661(13) 0.56507(6) 0.01847(15) Uani 1 1 d .
C2 C 0.3230(2) 0.3240(2) 0.7894(10) 0.0186(9) Uani 1 1 d D
H21 H 0.298(2) 0.299(2) 0.921(10) 0.022 Uiso 1 1 d D
H22 H 0.351(2) 0.354(2) 0.889(11) 0.022 Uiso 1 1 d D
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_23
_atom_site_aniso_U_13
_atom_site_aniso_U_12
C1 0.018(2) 0.020(2) 0.016(2) -0.0011(17) 0.0020(17) -0.0005(17)
F2 0.0334(15) 0.0216(13) 0.0226(14) 0.0080(11) 0.0060(12) -0.0019(11)
F1 0.0259(14) 0.0298(15) 0.0277(15) -0.0040(12) 0.0062(12) 0.0117(11)
F3 0.0218(13) 0.0301(15) 0.0261(15) -0.0039(12) -0.0073(12) -0.0030(11)
I1 0.01921(19) 0.01616(18) 0.0200(2) -0.00037(11) 0.00166(11) 0.00120(10)
C2 0.022(2) 0.019(2) 0.015(2) -0.0038(17) 0.0036(18) 0.0014(17)
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
F F 0.0171 0.0103 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
I I -0.4742 1.8119 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
F1 C1 F2 107.5(4)
F1 C1 F3 107.0(3)
F2 C1 F3 105.9(4)
F1 C1 C2 110.7(4)
F2 C1 C2 112.8(4)
F3 C1 C2 112.7(4)
C1 C2 I1 112.3(3)
C1 C2 H21 111(3)
I1 C2 H21 106(3)
C1 C2 H22 109(3)
I1 C2 H22 109(3)
H21 C2 H22 109(5)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
C1 F1 1.327(5)
C1 F2 1.342(5)
C1 F3 1.350(5)
C1 C2 1.490(6)
I1 C2 2.139(4)
C2 H21 0.94(4)
C2 H22 0.95(4)
loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion
F1 C1 C2 I1 176.5(3)
F2 C1 C2 I1 -63.1(4)
F3 C1 C2 I1 56.8(4)
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 PubChem 67709
