The effect of structural heterogeneity upon the microviscosity of ionic liquids.
Clark, Ryan; Nawawi, Mohd A.; Dobre, Ana; Pugh, David; Liu, Qingshan; Ivanov, Aleksandar P.; White, Andrew J. P.; Edel, Joshua B.; Kuimova, Marina K.; McIntosh, Alastair J. S.; Welton, Tom; Chemical science 11 (2020) 6121–6133; doi:10.1039/d0sc02009e

data_1558122
_publ_section_title
;
 The effect of structural heterogeneity upon the microviscosity of ionic
 liquids.
;
_journal_issue                   24
_journal_name_full               'Chemical science'
_journal_page_first              6121
_journal_page_last               6133
_journal_paper_doi               10.1039/d0sc02009e
_journal_volume                  11
_journal_year                    2020
_chemical_formula_moiety         'C21 H21 N2 S2, I, C H2 Cl2'
_chemical_formula_sum            'C22 H23 Cl2 I N2 S2'
_chemical_formula_weight         577.34
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2020-04-06 deposited with the CCDC.	2020-05-27 downloaded from the CCDC.
;
_cell_angle_alpha                82.670(4)
_cell_angle_beta                 78.619(4)
_cell_angle_gamma                79.315(5)
_cell_formula_units_Z            2
_cell_length_a                   7.9187(4)
_cell_length_b                   12.1261(7)
_cell_length_c                   13.0689(6)
_cell_measurement_reflns_used    3809
_cell_measurement_temperature    173.05(10)
_cell_measurement_theta_max      29.9800
_cell_measurement_theta_min      2.5130
_cell_volume                     1203.50(11)
_computing_cell_refinement       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_molecular_graphics    'ORTEP-3, Mercury'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'Olex-2, WinGX'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      173.05(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 16.0382
_diffrn_detector_type            Eos
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'Xcalibur, Eos'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0358
_diffrn_reflns_av_unetI/netI     0.0515
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.989
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            8396
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.989
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.481
_diffrn_reflns_theta_min         2.919
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    1.738
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.84159
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.46 (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            pink
_exptl_crystal_density_diffrn    1.593
_exptl_crystal_description       block
_exptl_crystal_F_000             576
_exptl_crystal_size_max          0.400
_exptl_crystal_size_mid          0.400
_exptl_crystal_size_min          0.350
_refine_diff_density_max         0.579
_refine_diff_density_min         -0.616
_refine_diff_density_rms         0.085
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.048
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     264
_refine_ls_number_reflns         5456
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.048
_refine_ls_R_factor_all          0.0399
_refine_ls_R_factor_gt           0.0329
_refine_ls_shift/su_max          0.032
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0299P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0738
_refine_ls_wR_factor_ref         0.0785
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4780
_reflns_number_total             5456
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0sc02009e2.cif
_cod_data_source_block           Cy3_I
_cod_depositor_comments
;Adding full bibliography for 1558120--1558126.cif.

 Adding full bibliography for 1558120--1558126.cif.
;
_cod_database_code               1558122
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.543
_shelx_estimated_absorpt_t_max   0.581
_oxdiff_exptl_absorpt_empirical_full_min 0.765
_oxdiff_exptl_absorpt_empirical_full_max 1.204
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_shelx_res_checksum              28129