Imidazolium-based ionic liquids with large weakly coordinating anions
Levason, William; Pugh, David; Reid, Gillian; New J. Chem. 41 (2017) 1677–; doi:10.1039/C6NJ03674K

data_7055942
_publ_section_title
;
 Imidazolium-based ionic liquids with large weakly coordinating anions
;
_journal_issue                   4
_journal_name_full               'New J. Chem.'
_journal_page_first              1677
_journal_paper_doi               10.1039/C6NJ03674K
_journal_volume                  41
_journal_year                    2017
_chemical_formula_moiety         'C6 H11 N2, C16 Al F36 O4'
_chemical_formula_sum            'C22 H11 Al F36 N2 O4'
_chemical_formula_weight         1078.31
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_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
_audit_update_record
;
2016-11-01 deposited with the CCDC.
2017-01-16 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 99.958(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.724(4)
_cell_length_b                   15.811(5)
_cell_length_c                   18.680(6)
_cell_measurement_reflns_used    10788
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      31.5
_cell_measurement_theta_min      2.2
_cell_volume                     3410.5(19)
_computing_cell_refinement
;
CrystalClear-SM Expert 2.0 r7 (Rigaku, 2011)
;
_computing_data_collection
;
CrystalClear-SM Expert 2.0 r7 (Rigaku, 2011)
;
_computing_data_reduction
;
CrystalClear-SM Expert 2.0 r7 (Rigaku, 2011)
;
_computing_molecular_graphics    'ORTEP-III (Farrugia, 1997)'
_computing_publication_material
'PLATON (Spek, 2003), WinGX (Farrugia, 1999) and enCIFer (Allen et al., 2004).'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 28.5714
_diffrn_detector_type            'Rigaku HG Saturn724+ (2x2 bin mode)'
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device       'four-circle \k diffractometer'
_diffrn_measurement_device_type  'Rigaku AFC12 (Left)'
_diffrn_measurement_method       'profile data from \w-scans'
_diffrn_measurement_specimen_support 'MiTeGen micromount'
_diffrn_radiation_collimation    'Confocal mirrors, HF Varimax '
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0409
_diffrn_reflns_av_sigmaI/netI    0.0556
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            17375
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         3.06
_diffrn_source                   'Rotating Anode'
_diffrn_source_current           55.0
_diffrn_source_power             2.475
_diffrn_source_voltage           45.0
_exptl_absorpt_coefficient_mu    0.295
_exptl_absorpt_correction_T_max  0.9941
_exptl_absorpt_correction_T_min  0.9768
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'CrystalClear-SM Expert 2.0 r13 (Rigaku, 2011)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    2.100
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Platelet
_exptl_crystal_F_000             2104
_exptl_crystal_size_max          0.08
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.298
_refine_diff_density_min         -0.312
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.201
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     645
_refine_ls_number_reflns         6002
_refine_ls_number_restraints     20
_refine_ls_restrained_S_all      1.199
_refine_ls_R_factor_all          0.0643
_refine_ls_R_factor_gt           0.0552
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0279P)^2^+2.2178P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1003
_refine_ls_wR_factor_ref         0.1040
_reflns_number_gt                5396
_reflns_number_total             6002
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c6nj03674k2.cif
_cod_data_source_block           emim_aluminate
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/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 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7055936--7055943.cif.
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_cod_original_cell_volume        3410.4(19)
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7055942