Hydrogen-bonded mol-ecular salts of reduced benzo-thia-zole derivatives with carboxyl-ates: a robust (8) supra-molecular motif (even when disordered).
Shaibah, Mohammed A. E.; Sagar, Belakavadi K.; Yathirajan, Hemmige S.; Cordes, David B.; Slawin, Alexandra M. Z.; Harrison, William T. A.; Acta crystallographica. Section E, Crystallographic communications 75 (2019) 167–174; doi:10.1107/S2056989018018224

data_2311587
_publ_section_title
;
 Hydrogen-bonded mol-ecular salts of reduced benzo-thia-zole derivatives
 with carboxyl-ates: a robust (8) supra-molecular motif (even when
 disordered).
;
_journal_coeditor_code           MW2140
_journal_issue                   'Pt 2'
_journal_name_full
'Acta crystallographica. Section E, Crystallographic communications'
_journal_page_first              167
_journal_page_last               174
_journal_paper_doi               10.1107/S2056989018018224
_journal_volume                  75
_journal_year                    2019
_chemical_absolute_configuration ad
_chemical_formula_iupac          '2C11 H19 N2 S +, C4 H2 O4 2-'
_chemical_formula_moiety         '2(C11 H19 N2 S +), C4 H2 O4 2-'
_chemical_formula_sum            'C26 H40 N4 O4 S2'
_chemical_formula_weight         536.74
_chemical_name_systematic
;
Bis(2-amino-4,4,7,7-tetramethyl-4,5,6,7-tetrahydro-1,3-benzothiazol-3-ium)
fumarate
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 101.943(6)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.0259(6)
_cell_length_b                   14.7314(11)
_cell_length_c                   11.1993(8)
_cell_measurement_reflns_used    4569
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      23.7150
_cell_measurement_theta_min      2.3020
_cell_volume                     1456.87(18)
_computing_cell_refinement
;
CrysAlis PRO (Rigaku, 2017)
;
_computing_data_collection
;
<i>CrystalClear-SM</i> (Rigaku,  2017)
;
_computing_data_reduction
;
CrysAlis PRO (Rigaku, 2017)
;
_computing_molecular_graphics
;
ORTEP-3 for Windows (Farrugia, 2012)
;
_computing_publication_material
;
publCIF (Westrip, 2010)
;
_computing_structure_refinement
;
SHELXL2014 (Sheldrick, 2015)
;
_computing_structure_solution
;
SHELXS97 (Sheldrick, 2008)
;
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.866
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  ' Rigaku XtaLAB P200 HPC '
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  'Rigaku Osmic Confocal Optical System'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0803
_diffrn_reflns_av_unetI/netI     0.1236
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            19263
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.099
_diffrn_reflns_theta_min         1.859
_diffrn_source                   'rotating anode'
_exptl_absorpt_coefficient_mu    0.219
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.33291
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(CrysAlis PRO; Rigaku, 2017)
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.224
_exptl_crystal_description       prism
_exptl_crystal_F_000             576
_exptl_crystal_size_max          0.150
_exptl_crystal_size_mid          0.080
_exptl_crystal_size_min          0.020
_refine_diff_density_max         0.266
_refine_diff_density_min         -0.257
_refine_ls_abs_structure_details
;
Flack <i>x</i> determined using 1279 quotients
[(<i>I</i>^+^)-(<i>I</i>^-^)]/[(<i>I</i>^+^)+(<i>I</i>^-^)]
(Parsons <i>et al.</i>,  2013).
;
_refine_ls_abs_structure_Flack   0.46(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     350
_refine_ls_number_reflns         6424
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.1297
_refine_ls_R_factor_gt           0.0624
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0488P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1099
_refine_ls_wR_factor_ref         0.1275
_reflns_number_gt                3792
_reflns_number_total             6424
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            mw2140sup1.cif
_cod_data_source_block           IV
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               2311587
_shelx_estimated_absorpt_t_min   0.968
_shelx_estimated_absorpt_t_max   0.996
_shelx_hkl_checksum              49747
_shelx_res_checksum              93652