Unusual 4-arsonoanilinium cationic species in the hydrochloride salt of (4-aminophenyl)arsonic acid and formed in the reaction of the acid with copper(II) sulfate, copper(II) chloride and cadmium chloride
Smith, Graham; Wermuth, Urs D.; Acta Crystallographica Section C 73 (2017) –; doi:10.1107/S205322961700314X

data_2020742
_publ_section_title
;
 Unusual 4-arsonoanilinium cationic species in the hydrochloride salt of
 (4-aminophenyl)arsonic acid and formed in the reaction of the acid with
 copper(II) sulfate, copper(II) chloride and cadmium chloride
;
_journal_coeditor_code           KY3114
_journal_issue                   4
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first
;
;
_journal_paper_doi               10.1107/S205322961700314X
_journal_volume                  73
_journal_year                    2017
_chemical_formula_iupac          '(C6 H9 As N O3)2 [Cu Cl4]'
_chemical_formula_moiety         '2(C6 H9 As N O3 +), Cl4 Cu 2-'
_chemical_formula_sum            'C12 H18 As2 Cl4 Cu N2 O6'
_chemical_formula_weight         641.47
_chemical_name_common
'bis(4-arsonoanilinium) tetrachlorocuprate(II)'
_chemical_name_systematic
;
Poly[bis(4-arsonoanilinium) [tetra-\m-chlorido-cuprate(II)]]
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.6315(4)
_cell_length_b                   7.1244(4)
_cell_length_c                   38.0925(15)
_cell_measurement_reflns_used    1633
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      29.02
_cell_measurement_theta_min      3.94
_cell_volume                     2071.08(18)
_computing_cell_refinement
;
CrysAlis PRO (Rigaku OD, 2015)
;
_computing_data_collection
;
CrysAlis PRO (Rigaku OD, 2015)
;
_computing_data_reduction
;
CrysAlis PRO (Rigaku OD, 2015)
;
_computing_molecular_graphics
;
PLATON (Spek, 2009)
;
_computing_publication_material
;
PLATON (Spek, 2009)
;
_computing_structure_refinement
;
SHELXL97 (Sheldrick, 2008) within WinGX (Farrugia, 2012)
;
_computing_structure_solution
;
SHELXS97 (Sheldrick, 2008)
;
_diffrn_ambient_temperature      200(2)
_diffrn_detector_area_resol_mean 16.077
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Oxford Diffraction Gemini-S CCD-detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0322
_diffrn_reflns_av_sigmaI/netI    0.0360
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -3
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -46
_diffrn_reflns_number            6065
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         3.21
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.773
_exptl_absorpt_correction_T_max  0.980
_exptl_absorpt_correction_T_min  0.544
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(CrysAlis PRO; Rigaku OD, 2015)
;
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    2.057
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1260
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.418
_refine_diff_density_min         -0.570
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.130
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     139
_refine_ls_number_reflns         2028
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.129
_refine_ls_R_factor_all          0.0428
_refine_ls_R_factor_gt           0.0342
_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^)+(0.0415P)^2^+0.2932P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0842
_refine_ls_wR_factor_ref         0.0897
_reflns_number_gt                1715
_reflns_number_total             2028
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ky3114sup1.cif
_cod_data_source_block           III
_cod_database_code               2020742
_cod_database_fobs_code 2020742