Ionic liquids with dual biological function: sweet and anti-microbial, hydrophobic quaternary ammonium-based salts
Hough-Troutman, Whitney L.; Smiglak, Marcin; Griffin, Scott; Matthew Reichert, W.; Mirska, Ilona; Jodynis-Liebert, Jadwiga; Adamska, Teresa; Nawrot, Jan; Stasiewicz, Monika; Rogers, Robin D.; Pernak, Juliusz; New Journal of Chemistry 33 (2009) 26–; doi:10.1039/b813213p

data_7051615
_publ_section_title
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 Ionic liquids with dual biological function: sweet and anti-microbial,
 hydrophobic quaternary ammonium-based salts
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_journal_issue                   1
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              26
_journal_paper_doi               10.1039/b813213p
_journal_volume                  33
_journal_year                    2009
_chemical_formula_sum            'C25 H42 N2 O4 S'
_chemical_formula_weight         466.67
_chemical_name_common            '1-hexadecylyridinium acesulfame'
_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                76.755(7)
_cell_angle_beta                 82.225(7)
_cell_angle_gamma                89.260(7)
_cell_formula_units_Z            4
_cell_length_a                   7.921(3)
_cell_length_b                   13.374(5)
_cell_length_c                   25.689(10)
_cell_measurement_reflns_used    900
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      23.21
_cell_measurement_theta_min      2.83
_cell_volume                     2624.2(17)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0249
_diffrn_reflns_av_sigmaI/netI    0.0427
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            11913
_diffrn_reflns_theta_full        23.32
_diffrn_reflns_theta_max         23.32
_diffrn_reflns_theta_min         1.56
_exptl_absorpt_coefficient_mu    0.155
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7162
_exptl_absorpt_correction_type   sphere
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.181
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1016
_exptl_crystal_size_max          1.42
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.259
_refine_diff_density_min         -0.429
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.070
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     913
_refine_ls_number_reflns         7459
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.070
_refine_ls_R_factor_all          0.0641
_refine_ls_R_factor_gt           0.0462
_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/[\s^2^(Fo^2^)+(0.0871P)^2^+0.5202P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1208
_refine_ls_wR_factor_ref         0.1411
_reflns_number_gt                5755
_reflns_number_total             7459
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b813213p.txt
_cod_data_source_block           w1
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7051615