Temperature dependence of one-dimensional hydrogen bonding in morpholinium hydrogen chloranilate studied by (35)Cl nuclear quadrupole resonance and multi-temperature X-ray diffraction.
Tobu, Yasuhiro; Ikeda, Ryuichi; Nihei, Taka-Aki; Gotoh, Kazuma; Ishida, Hiroyuki; Asaji, Tetsuo; Physical chemistry chemical physics : PCCP 14 (2012) 12347–12354; doi:10.1039/c2cp41241a

data_7208593
_publ_section_title
;
 Temperature dependence of one-dimensional hydrogen bonding in
 morpholinium hydrogen chloranilate studied by (35)Cl nuclear quadrupole
 resonance and multi-temperature X-ray diffraction.
;
_journal_issue                   35
_journal_name_full               'Physical chemistry chemical physics : PCCP'
_journal_page_first              12347
_journal_page_last               12354
_journal_paper_doi               10.1039/c2cp41241a
_journal_volume                  14
_journal_year                    2012
_chemical_formula_moiety         'C4 H10 N O, C6 H2 Cl2 O4'
_chemical_formula_sum            'C10 H11 Cl2 N O5'
_chemical_formula_weight         296.10
_chemical_name_common            'morpholinium hydrogen chloranilete'
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_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
_cell_angle_alpha                92.0011(7)
_cell_angle_beta                 116.6392(7)
_cell_angle_gamma                113.8619(7)
_cell_formula_units_Z            2
_cell_length_a                   8.62499(16)
_cell_length_b                   9.12773(17)
_cell_length_c                   9.20087(17)
_cell_measurement_reflns_used    15910
_cell_measurement_temperature    160(1)
_cell_measurement_theta_max      30.2
_cell_measurement_theta_min      3.1
_cell_volume                     571.01(2)
_computing_cell_refinement       PROCESS-AUTO
_computing_data_collection       'PROCESS-AUTO (Rigaku/MSC, 2004)'
_computing_data_reduction        'CrystalStructure (Rigaku/MSC, 2004)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      160(1)
_diffrn_detector_area_resol_mean 10.00
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID II'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0141
_diffrn_reflns_av_sigmaI/netI    0.0080
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            16945
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         30.03
_diffrn_reflns_theta_min         3.09
_exptl_absorpt_coefficient_mu    0.581
_exptl_absorpt_correction_T_max  0.901
_exptl_absorpt_correction_T_min  0.834
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details
;
(<i>NUMABS</i>; Higashi, 1999)
;
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.722
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             304
_exptl_crystal_preparation
;
Single crystals suitable for X-ray diffraction were prepared
by slow evaporation from an acetonitrile solution of chloranilic acid
with morpholine (molar ration 1:1).
;
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.459
_refine_diff_density_min         -0.203
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     178
_refine_ls_number_reflns         3334
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0240
_refine_ls_R_factor_gt           0.0230
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0352P)^2^+0.2004P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0623
_refine_ls_wR_factor_ref         0.0632
_reflns_number_gt                3180
_reflns_number_total             3334
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2cp41241a_2.txt
_cod_data_source_block           160K
_cod_database_code               7208593