Generating Ionic Liquids from Ionic Solids: An Investigation of the Melting Behavior of Binary Mixtures of Ionic Liquids
Maximo, Guilherme J.; Santos, Ricardo J. B. N.; Brandão, Paula; Esperança, José M. S. S.; Costa, Mariana C.; Meirelles, Antonio J. A.; Freire, Mara G.; Coutinho, João A. P.; Crystal Growth & Design 14 (2014) 4270–; doi:10.1021/cg500655s

data_4511842
_publ_section_title
;
 Generating Ionic Liquids from Ionic Solids: An Investigation of the
 Melting Behavior of Binary Mixtures of Ionic Liquids
;
_journal_issue                   9
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              4270
_journal_paper_doi               10.1021/cg500655s
_journal_volume                  14
_journal_year                    2014
_chemical_formula_sum            'C9 H20 F6 N P'
_chemical_formula_weight         287.23
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                90
_cell_angle_beta                 109.466(2)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   14.4143(7)
_cell_length_b                   14.2106(8)
_cell_length_c                   13.4918(6)
_cell_measurement_reflns_used    229
_cell_measurement_temperature    180(2)
_cell_measurement_theta_max      26.17
_cell_measurement_theta_min      2.21
_cell_volume                     2605.6(2)
_computing_cell_refinement       'Bruker Smart'
_computing_data_collection       'Bruker Smart'
_computing_data_reduction        'Bruker Saint'
_computing_molecular_graphics    'Platon(Spek, 2008)'
_computing_publication_material  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-2013 (Sheldrick, 2013)'
_diffrn_ambient_temperature      180(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  CCD
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0654
_diffrn_reflns_av_unetI/netI     0.0892
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            19012
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.131
_diffrn_reflns_theta_min         1.498
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.262
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.464
_exptl_crystal_description       plate
_exptl_crystal_F_000             1200
_exptl_crystal_size_max          0.180
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.020
_exptl_transmission_factor_max   0.9948
_exptl_transmission_factor_min   0.9543
_refine_diff_density_max         0.426
_refine_diff_density_min         -0.346
_refine_diff_density_rms         0.090
_refine_ls_extinction_coef       0.0032(8)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   0.983
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     312
_refine_ls_number_reflns         7003
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.983
_refine_ls_R_factor_all          0.1133
_refine_ls_R_factor_gt           0.0570
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0874P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1380
_refine_ls_wR_factor_ref         0.1755
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4053
_reflns_number_total             7003
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cg500655s_si_002.cif
_cod_data_source_block           c3mpip_pf6
_cod_depositor_comments
'Adding full bibliography for 4511841--4511843.cif.'
_cod_database_code               4511842
_shelx_estimated_absorpt_t_min   0.954
_shelx_estimated_absorpt_t_max   0.995
_shelxl_version_number           2013-4
_shelx_res_checksum              29716
_shelx_hkl_checksum              46714