#------------------------------------------------------------------------------
#$Date: 2016-03-24 00:56:44 +0100 (jue 24 de mar de 2016) $
#$Revision: 179547 $
#$URL: svn://www.crystallography.net/cod/cif/4/50/16/4501697.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_4501697
loop_
_publ_author_name
'Szafrański, Marek'
'Katrusiak, Andrzej'
'McIntyre, Garry J.'
_publ_section_title
;
 Proton Disorder in NH···N Bonded
 [dabcoH]+I−Relaxor: New Insights into H-Disordering in a
 One-Dimensional H2O Ice Analogue
;
_journal_issue                   10
_journal_name_full               'Crystal Growth & Design'
_journal_page_first              4334
_journal_paper_doi               10.1021/cg100247g
_journal_volume                  10
_journal_year                    2010
_chemical_formula_sum            'C6 H13 I N2'
_chemical_formula_weight         240.09
_chemical_name_common            'dabco hydroiodide'
_chemical_name_systematic
; 
 1,4-diazabicyclo[2.2.2]octane hydroiodide  
;
_space_group_IT_number           187
_symmetry_cell_setting           hexagonal
_symmetry_space_group_name_Hall  'P -6 2'
_symmetry_space_group_name_H-M   'P -6 m 2'
_atom_sites_solution_hydrogens   difmap
_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                120.00
_cell_formula_units_Z            1
_cell_length_a                   7.0223(10)
_cell_length_b                   7.0223(10)
_cell_length_c                   5.3198(11)
_cell_measurement_reflns_used    425
_cell_measurement_temperature    1.5(2)
_cell_measurement_theta_max      50.29
_cell_measurement_theta_min      3.91
_cell_volume                     227.19(7)
_computing_cell_refinement       'RAFD9 (local program)'
_computing_data_collection       'MAD (Barthelemy, 1984)'
_computing_data_reduction        'RACER (Wilkinson et al, 1988), D15ABS'
_computing_molecular_graphics    'SHELXTL-PLUS (Sheldrick, 1995)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      1.5(2)
_diffrn_detector_area_resol_mean '0.3 deg.'
_diffrn_measured_fraction_theta_full 0.761
_diffrn_measured_fraction_theta_max 0.761
_diffrn_measurement_device       'diffractometer D9 in normal-beam mode'
_diffrn_measurement_method       'ω-x-θ scans'
_diffrn_radiation_monochromator  'Cu(220) crystal in transmission'
_diffrn_radiation_probe          neutron
_diffrn_radiation_source         'HFR ILL Grenoble'
_diffrn_radiation_type           'hot neutrons'
_diffrn_radiation_wavelength     0.8372(2)
_diffrn_reflns_av_R_equivalents  0.0298
_diffrn_reflns_av_sigmaI/netI    0.0288
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -4
_diffrn_reflns_number            600
_diffrn_reflns_theta_full        50.05
_diffrn_reflns_theta_max         50.05
_diffrn_reflns_theta_min         3.92
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 50
_diffrn_standards_number         1
_exptl_absorpt_coefficient_mu    '0.20823 mm-1'
_exptl_absorpt_correction_T_max  0.7092
_exptl_absorpt_correction_T_min  0.5795
_exptl_absorpt_correction_type
'Gaussian integration using calculated mu = 0.20823 mm-1'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.755
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'trapezoidal plate'
_exptl_crystal_F_000             15.3
_exptl_crystal_size_max          3.1
_exptl_crystal_size_mid          1.8
_exptl_crystal_size_min          1.8
_refine_diff_density_max         1.148
_refine_diff_density_min         -0.836
_refine_diff_density_rms         0.159
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0
_refine_ls_extinction_coef       0.050(16)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc²λ³/sin(2θ)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.101
_refine_ls_hydrogen_treatment    'refined with anisotropic Uij'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     25
_refine_ls_number_reflns         362
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.101
_refine_ls_R_factor_all          0.0297
_refine_ls_R_factor_gt           0.0279
_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/[σ²(Fo²)+(0.0285P)²+0.5631P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0643
_refine_ls_wR_factor_ref         0.0651
_reflns_number_gt                351
_reflns_number_total             362
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg100247g_si_002.cif
_cod_data_source_block           dabcoHI1.5_di05_@1.5K
_cod_original_sg_symbol_H-M      P-6m2
_cod_database_code               4501697
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-y, x-y, z'
'-x+y, -x, z'
'x, y, -z'
'-y, x-y, -z'
'-x+y, -x, -z'
'-y, -x, z'
'-x+y, y, z'
'x, x-y, z'
'-y, -x, -z'
'-x+y, y, -z'
'x, x-y, -z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
_atom_site_symmetry_multiplicity
_atom_site_calc_flag
_atom_site_refinement_flags
I1 I 0.0000 0.0000 1.0000 0.0024(3) Uani 1 12 d S
N1 N 0.3333 0.6667 0.73777(14) 0.00516(15) Uani 1 6 d S
H1 H 0.3333 0.6667 0.9532(8) 0.0131(9) Uani 0.50 6 d SP
C1 C 0.10274(14) 0.55137(7) 0.64519(13) 0.00681(15) Uani 1 2 d S
H2 H 0.0231(3) 0.6397(4) 0.7202(3) 0.0240(3) Uani 1 1 d .
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_23
_atom_site_aniso_U_13
_atom_site_aniso_U_12
I1 0.0020(5) 0.0020(5) 0.0032(5) 0.000 0.000 0.0010(2)
N1 0.0048(2) 0.0048(2) 0.0060(2) 0.000 0.000 0.00238(10)
H1 0.0149(13) 0.0149(13) 0.0094(17) 0.000 0.000 0.0074(7)
C1 0.0041(3) 0.0062(2) 0.0095(2) 0.00011(11) 0.0002(2) 0.00206(14)
H2 0.0195(7) 0.0318(10) 0.0269(5) -0.0066(6) 0.0001(5) 0.0173(8)
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
N N 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
I I 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
_geom_angle_site_symmetry_1
_geom_angle_site_symmetry_3
C1 N1 C1 109.59(4) . 3_565
C1 N1 C1 109.59(4) . 2_665
C1 N1 C1 109.59(4) 3_565 2_665
N1 C1 C1 109.35(4) . 4_556
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_site_symmetry_2
N1 C1 1.4863(9) .
N1 C1 1.4863(9) 3_565
N1 C1 1.4863(9) 2_665
C1 C1 1.5447(14) 4_556
