Viologen cyclophanes: redox controlled host-guest interactions
Mathilde Berville; Lydia Karmazin; Jennifer A. Wytko; Jean Weiss; Chem.Commun. 51 (2015) 15772–; doi:10.1039/C5cc06041A

data_7117946
_publ_section_title
;
 Viologen cyclophanes: redox controlled host-guest interactions
;
_journal_name_full               Chem.Commun.
_journal_page_first              15772
_journal_paper_doi               10.1039/C5cc06041A
_journal_volume                  51
_journal_year                    2015
_chemical_formula_moiety         'C30 H36 N4, 2(F6 P), C7 H8, C2 H3 N'
_chemical_formula_sum            'C39 H47 F12 N5 P2'
_chemical_formula_weight         875.75
_chemical_name_systematic
;
 ?
;
_chemical_properties_physical    Air-sensitive
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_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
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2015-02-25 deposited with the CCDC.
2015-09-01 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.767(5)
_cell_length_b                   15.632(5)
_cell_length_c                   18.005(5)
_cell_measurement_reflns_used    5374
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      26.27
_cell_measurement_theta_min      2.26
_cell_volume                     4156(2)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-2013 (Sheldrick, 2013)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0345
_diffrn_reflns_av_unetI/netI     0.0517
_diffrn_reflns_laue_measured_fraction_full 1.000
_diffrn_reflns_laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            23293
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.000
_diffrn_reflns_theta_min         1.725
_diffrn_source                   'fine focus sealed tube'
_exptl_absorpt_coefficient_mu    0.194
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6915
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.400
_exptl_crystal_description       block
_exptl_crystal_F_000             1816
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.471
_refine_diff_density_min         -0.368
_refine_diff_density_rms         0.052
_refine_ls_abs_structure_details
;
 Flack x determined using 2277 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons and Flack (2004), Acta Cryst. A60, s61).
;
_refine_ls_abs_structure_Flack   0.00(3)
_refine_ls_extinction_coef       .
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     531
_refine_ls_number_reflns         10033
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.1045
_refine_ls_R_factor_gt           0.0604
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0817P)^2^+1.4664P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1429
_refine_ls_wR_factor_ref         0.1658
_reflns_Friedel_coverage         0.813
_reflns_friedel_fraction_full    1.000
_reflns_friedel_fraction_max     0.999
_reflns_number_gt                6541
_reflns_number_total             10033
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5cc06041a2_new.cif
_cod_data_source_block           jwmb150205
_cod_database_code               7117946
_shelxl_version_number           2013-4
_shelx_res_checksum              36251