Salts of maleic and fumaric acids with oxine: the role of isomeric acids in hydrogen-bonding patterns
Franklin, S.; Balasubramanian, T.; Acta Crystallographica Section C 65 (2009) o58–o61; doi:10.1107/S0108270108044132

data_2016991
_publ_section_title
;
 Salts of maleic and fumaric acids with oxine: the role of isomeric
 acids in hydrogen-bonding patterns
;
_journal_coeditor_code           SU3028
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o58
_journal_page_last               o61
_journal_paper_doi               10.1107/S0108270108044132
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C9 H8 N O + , C4 H3 O4 -'
_chemical_formula_moiety         'C9 H8 N O + , C4 H3 O4 -'
_chemical_formula_sum            'C13 H11 N O5'
_chemical_formula_weight         261.23
_chemical_name_systematic
;
8-hydroxyquinolinium hydrogen maleate
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.3777(3)
_cell_length_b                   10.0563(7)
_cell_length_c                   22.4243(12)
_cell_measurement_reflns_used    2732
_cell_measurement_temperature    273
_cell_measurement_theta_max      28.0
_cell_measurement_theta_min      2.20
_cell_volume                     1212.70(13)
_computing_cell_refinement       'APEX2 and SAINT (Bruker, 2004)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'SAINT and XPREP (Bruker, 2004)'
_computing_molecular_graphics
;
ORTEP-3 for Windows (Farrugia, 1997) and Mercury (Macrae <i>et al.</i>,
2006)
;
_computing_publication_material  'PLATON (Spek, 2003)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      273
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Bruker Kappa APEXII CCD'
_diffrn_measurement_method       '\w and \f'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0341
_diffrn_reflns_av_sigmaI/netI    0.0285
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            7633
_diffrn_reflns_reduction_process
;
;
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.34
_diffrn_reflns_theta_min         2.22
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.112
_exptl_absorpt_correction_T_max  0.976
_exptl_absorpt_correction_T_min  0.957
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 1999)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.431
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             544
_exptl_crystal_size_max          0.400
_exptl_crystal_size_mid          0.300
_exptl_crystal_size_min          0.220
_refine_diff_density_max         0.217
_refine_diff_density_min         -0.174
_refine_ls_abs_structure_details 'Flack (1983), with 1220 Friedel pairs'
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.161
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     172
_refine_ls_number_reflns         1764
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.161
_refine_ls_R_factor_all          0.0771
_refine_ls_R_factor_gt           0.0530
_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^)+(0.0458P)^2^+0.4725P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1210
_refine_ls_wR_factor_ref         0.1337
_reflns_number_gt                1291
_reflns_number_total             1764
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            su3028.cif
_cod_data_source_block           I
_cod_database_code               2016991
_cod_database_fobs_code          2016991