The role of cation⋯π interactions in capsule formation: co-crystals of resorcinarenes and alkyl ammonium salts
Busi, Sara; Saxell, Heidi; Fröhlich, Roland; Rissanen, Kari; CrystEngComm 10 (2008) 1803–; doi:10.1039/b809503e

data_7202286
_publ_section_title
;
 The role of cation&#x22EF;\p interactions in capsule formation:
 co-crystals of resorcinarenes and alkyl ammonium salts
;
_journal_issue                   12
_journal_name_full               CrystEngComm
_journal_page_first              1803
_journal_paper_doi               10.1039/b809503e
_journal_volume                  10
_journal_year                    2008
_chemical_formula_sum            'C76 H86 Cl2 N4 O8'
_chemical_formula_weight         1254.39
_chemical_name_systematic
;
?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_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
_audit_creation_date             2008-08-13T11:14:39-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                106.64(3)
_cell_angle_beta                 98.21(3)
_cell_angle_gamma                99.87(3)
_cell_formula_units_Z            2
_cell_length_a                   12.851(3)
_cell_length_b                   14.534(3)
_cell_length_c                   20.177(4)
_cell_measurement_reflns_used    20993
_cell_measurement_temperature    173.0(1)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      1.08
_cell_measurement_wavelength     0.71073
_cell_volume                     3483.1(16)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173.0(1)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       'CCD rotation images, thick slices'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.094
_diffrn_reflns_av_unetI/netI     0.1207
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            20993
_diffrn_reflns_theta_full        25
_diffrn_reflns_theta_max         25
_diffrn_reflns_theta_min         1.08
_diffrn_source                   'Enraf Nonius FR590'
_exptl_absorpt_coefficient_mu    0.151
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.196
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1336
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.607
_refine_diff_density_min         -0.363
_refine_diff_density_rms         0.072
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.119
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     914
_refine_ls_number_reflns         12239
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.119
_refine_ls_R_factor_all          0.186
_refine_ls_R_factor_gt           0.1145
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0601P)^2^+11.2626P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2292
_refine_ls_wR_factor_ref         0.2668
_reflns_number_gt                7219
_reflns_number_total             12239
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b809503e.txt
_cod_data_source_block           4
_cod_original_cell_volume        3482.9(12)
_cod_database_code               7202286