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_7117945
_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), 0.5(C4 H10 O), C2 H3 N'
_chemical_formula_sum            'C34 H44 F12 N5 O0.5 P2'
_chemical_formula_weight         820.68
_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            8
_cell_length_a                   15.7788(5)
_cell_length_b                   17.1208(7)
_cell_length_c                   28.0061(9)
_cell_measurement_reflns_used    9861
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28.97
_cell_measurement_theta_min      2.38
_cell_volume                     7565.7(5)
_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 0.998
_diffrn_measured_fraction_theta_max 0.993
_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  0.0430
_diffrn_reflns_av_unetI/netI     0.0664
_diffrn_reflns_laue_measured_fraction_full 0.998
_diffrn_reflns_laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       38
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            45215
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.031
_diffrn_reflns_theta_min         1.454
_diffrn_source                   'fine focus sealed tube'
_exptl_absorpt_coefficient_mu    0.208
_exptl_absorpt_correction_T_max  0.7458
_exptl_absorpt_correction_T_min  0.6575
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.441
_exptl_crystal_description       prism
_exptl_crystal_F_000             3400
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.35
_refine_diff_density_max         1.266
_refine_diff_density_min         -0.802
_refine_diff_density_rms         0.090
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.63(18)
_refine_ls_extinction_coef       .
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     969
_refine_ls_number_reflns         19627
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.1382
_refine_ls_R_factor_gt           0.0884
_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^)+(0.0959P)^2^+16.1486P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2103
_refine_ls_wR_factor_ref         0.2402
_reflns_Friedel_coverage         0.846
_reflns_friedel_fraction_full    0.999
_reflns_friedel_fraction_max     0.994
_reflns_number_gt                12614
_reflns_number_total             19627
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5cc06041a2_new.cif
_cod_data_source_block           jwmb150108
_cod_depositor_comments
;
2017-03-01
Z value and formula fixed to values more according to usual
chemical conventions.                 miguel
;
_cod_original_formula_sum            'C68 H88 F24 N10 O P4'
_cod_original_formula_weight         1641.36
_cod_original_formula_moiety
'2(C30 H36 N4), 4(F6 P), C4 H10 O, 2(C2 H3 N)'
_cod_original_formula_units_Z            4
_cod_database_code               7117945
_shelxl_version_number           2013-4
_shelx_res_checksum              26041