Tetramethylbutylammonium aniline-4-sulphonate
Callear, Samantha K.; Hursthouse, Michael B.; Crystal Structure Report Archive  (2008) 572–; doi:

data_1519986
_publ_section_title
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 Tetramethylbutylammonium aniline-4-sulphonate
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_journal_name_full               'Crystal Structure Report Archive'
_journal_page_first              572
_journal_year                    2008
_chemical_formula_sum            'C14 H26 N2 O3 S'
_chemical_formula_weight         302.43
_chemical_name_systematic
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Tetramethylbutylammonium aniline-4-sulphonate
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_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 96.148(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.6414(17)
_cell_length_b                   6.2915(8)
_cell_length_c                   22.249(3)
_cell_measurement_reflns_used    3064
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.91
_cell_volume                     1620.2(4)
_computing_cell_refinement
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, R.W.W., 1998)'
_computing_data_collection       'COLLECT (Hooft, R.W.W., 1998)'
_computing_data_reduction
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, R.W.W., 1998)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.980
_diffrn_measured_fraction_theta_max 0.980
_diffrn_measurement_device_type  'Bruker-Nonius 95mm CCD camera on \k-goniostat'
_diffrn_measurement_method       '\f & \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Bruker-Nonius FR591 rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.2133
_diffrn_reflns_av_sigmaI/netI    0.3756
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            14658
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.11
_exptl_absorpt_coefficient_mu    0.209
_exptl_absorpt_correction_T_max  0.9958
_exptl_absorpt_correction_T_min  0.9535
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2.10 (Sheldrick, G.M., 2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.240
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       lath
_exptl_crystal_F_000             656
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.445
_refine_diff_density_min         -0.443
_refine_diff_density_rms         0.104
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.10(19)
_refine_ls_extinction_coef       0.027(3)
_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   0.966
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     402
_refine_ls_number_reflns         6849
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      0.965
_refine_ls_R_factor_all          0.2587
_refine_ls_R_factor_gt           0.1006
_refine_ls_shift/su_max          0.067
_refine_ls_shift/su_mean         0.004
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0794P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1908
_refine_ls_wR_factor_ref         0.2561
_reflns_number_gt                2674
_reflns_number_total             6849
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            eCrystal-572.cif
_cod_data_source_block           06skc0072p21
_cod_depositor_comments
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Citation :
Callear, Samantha K. and Hursthouse, Michael B. (2008) 
University of Southampton, Crystal Structure Report Archive. 
(doi:10.5258/ecrystals/572)

More at:
http://ecrystals.chem.soton.ac.uk/572/
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_cod_original_cell_volume        1620.1(4)
_cod_original_sg_symbol_H-M      P21
_cod_database_code               1519986