Mesomorphic and ion conducting properties of dialkyl(1,4-phenylene)diimidazolium salts
Noujeim, Nadim; Samsam, Salim; Eberlin, Ludovic; Sanon, Samantha H.; Rochefort, Dominic; Schmitzer, Andreea R.; Soft Matter 8 (2012) 10914–; doi:10.1039/c2sm26213d

data_1515348
_publ_section_title
;
 Mesomorphic and ion conducting properties of
 dialkyl(1,4-phenylene)diimidazolium salts
;
_journal_issue                   42
_journal_name_full               'Soft Matter'
_journal_page_first              10914
_journal_paper_doi               10.1039/c2sm26213d
_journal_volume                  8
_journal_year                    2012
_chemical_compound_source        'Synthesized by the authors. See text'
_chemical_formula_moiety         'C36 H60 N4, 2(C F3 O3 S)'
_chemical_formula_sum            'C38 H60 F6 N4 O6 S2'
_chemical_formula_weight         847.02
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                81.9423(11)
_cell_angle_beta                 76.9685(11)
_cell_angle_gamma                72.9996(10)
_cell_formula_units_Z            1
_cell_length_a                   8.4599(2)
_cell_length_b                   8.5465(2)
_cell_length_c                   16.5655(4)
_cell_measurement_reflns_used    9350
_cell_measurement_temperature    150
_cell_measurement_theta_max      72.00
_cell_measurement_theta_min      2.75
_cell_volume                     1112.34(5)
_computing_cell_refinement       'SAINT V7.68A(Bruker AXS, 2009)'
_computing_data_collection       'APEX2 (Bruker AXS, 2009)'
_computing_data_reduction        'SAINT V7.68A(Bruker AXS, 2009)'
_computing_molecular_graphics    'SHELXTL v6.12 (Bruker AXS, 2001)'
_computing_publication_material  'UdMX (Maris, 2004)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150
_diffrn_detector_area_resol_mean 5.5
_diffrn_measured_fraction_theta_full 0.967
_diffrn_measured_fraction_theta_max 0.967
_diffrn_measurement_device_type  'Bruker Smart 6000'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  'Helios optics'
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.038
_diffrn_reflns_av_sigmaI/netI    0.0181
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            29749
_diffrn_reflns_theta_full        72.55
_diffrn_reflns_theta_max         72.55
_diffrn_reflns_theta_min         2.75
_exptl_absorpt_coefficient_mu    1.699
_exptl_absorpt_correction_T_max  0.8879
_exptl_absorpt_correction_T_min  0.7721
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs (Sheldrick, 1996)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.264
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             450
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.324
_refine_diff_density_min         -0.419
_refine_diff_density_rms         0.069
_refine_ls_extinction_coef       0.0125(9)
_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   1.031
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     255
_refine_ls_number_reflns         4288
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0443
_refine_ls_R_factor_gt           0.0430
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0738P)^2^+0.3320P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1151
_refine_ls_wR_factor_ref         0.1163
_reflns_number_gt                4056
_reflns_number_total             4288
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c2sm26213d.txt
_cod_data_source_block           nadim2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_geom_bond_publ_flag' value 'Y' changed to 'y'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26 (29
times).

'_geom_angle_publ_flag' value 'Y' changed to 'y' according
to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26 (37
times).

'_geom_torsion_publ_flag' value 'Y' changed to 'y' according
to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26 (38
times).

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1515348