Halogen Bonding-Based “Catch and Release”: Reversible Solid-State Entrapment of Elemental Iodine with Monoalkylated DABCO Salts
Peuronen, Anssi; Valkonen, Arto; Kortelainen, Minna; Rissanen, Kari; Lahtinen, Manu; Crystal Growth & Design 12 (2012) 4157–; doi:10.1021/cg300669t

data_4506535
_publ_section_title
;
 Halogen Bonding-Based &#x201C;Catch and Release&#x201D;: Reversible
 Solid-State Entrapment of Elemental Iodine with Monoalkylated DABCO Salts
;
_journal_issue                   8
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              4157
_journal_paper_doi               10.1021/cg300669t
_journal_volume                  12
_journal_year                    2012
_chemical_formula_moiety         'C6 H12 I4 N2'
_chemical_formula_sum            'C6 H12 I4 N2'
_chemical_formula_weight         619.78
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           8
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2y'
_symmetry_space_group_name_H-M   'C 1 m 1'
_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                 107.925(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            10
_cell_length_a                   13.4915(5)
_cell_length_b                   39.8655(17)
_cell_length_c                   6.4622(2)
_cell_measurement_reflns_used    4042
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      28.283
_cell_measurement_theta_min      0.407
_cell_volume                     3307.0(2)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'Collect (Bruker, 2008)'
_computing_data_reduction        DENZO-SMN
_computing_molecular_graphics
'ORTEP-3 (Farrugia, 1997); MERCURY (Macrae, <i>et al.</i>, 2006)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR-2004 (Burla, et al., 2005)'
_diffrn_ambient_temperature      123(2)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type
'Bruker-Nonius Kappa CCD with APEXII detector'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0317
_diffrn_reflns_av_sigmaI/netI    0.0685
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       36
_diffrn_reflns_limit_k_min       -47
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            8617
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.67
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    9.385
_exptl_absorpt_correction_T_max  0.7660
_exptl_absorpt_correction_T_min  0.1589
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   Sadabs
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    3.112
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       leaf
_exptl_crystal_F_000             2740
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.03
_refine_diff_density_max         1.146
_refine_diff_density_min         -1.291
_refine_diff_density_rms         0.202
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.56(15)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     168
_refine_ls_number_reflns         5655
_refine_ls_number_restraints     73
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0627
_refine_ls_R_factor_gt           0.0424
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+36.4314P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0912
_refine_ls_wR_factor_ref         0.1004
_reflns_number_gt                4101
_reflns_number_total             5655
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            cg300669t_si_002.cif
_cod_data_source_block           1b
_cod_original_sg_symbol_H-M      Cm
_cod_database_code               4506535