Triptycene-derived N(H)-bridged azacalixarenes: synthesis, structure, and encapsulation of small neutral molecules in the solid state.
Xue, Min; Chen, Chuan-Feng; Organic letters 11 (2009) 5294–5297; doi:10.1021/ol902246c

data_1504276
_publ_section_title
;
 Triptycene-derived N(H)-bridged azacalixarenes: synthesis, structure, and
 encapsulation of small neutral molecules in the solid state.
;
_journal_issue                   22
_journal_name_full               'Organic letters'
_journal_page_first              5294
_journal_page_last               5297
_journal_paper_doi               10.1021/ol902246c
_journal_volume                  11
_journal_year                    2009
_chemical_formula_sum            'C50 H38 Cl2 N10 O5'
_chemical_formula_weight         929.80
_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_method           SHELXL-97
_cell_angle_alpha                67.68(3)
_cell_angle_beta                 61.26(3)
_cell_angle_gamma                75.64(3)
_cell_formula_units_Z            2
_cell_length_a                   15.098(3)
_cell_length_b                   15.275(3)
_cell_length_c                   15.443(3)
_cell_measurement_reflns_used    15848
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.51
_cell_measurement_theta_min      1.45
_cell_volume                     2879.4(14)
_computing_cell_refinement       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_reduction        'CrystalClear (Rigaku Inc., 2008)'
_computing_molecular_graphics
;
 Mercury: visualization and analysis of crystal structures, C. F. Macrae,
 P. R. Edgington, P. McCabe, E. Pidcock, G. P. Shields, R. Taylor,
 M. Towler and J. van de Streek, J. Appl. Cryst., 39, 453-457, 2006.
;
_computing_publication_material  'SHELX-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELX-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELX-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'MM007HF + CCD (Saturn724+)'
_diffrn_measurement_method       '\w scans at fixed \c = 45\%'
_diffrn_radiation_monochromator  Confocal
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0462
_diffrn_reflns_av_sigmaI/netI    0.0590
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            35536
_diffrn_reflns_theta_full        27.51
_diffrn_reflns_theta_max         27.51
_diffrn_reflns_theta_min         1.45
_exptl_absorpt_coefficient_mu    0.161
_exptl_absorpt_correction_T_max  0.9825
_exptl_absorpt_correction_T_min  0.9655
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrystalClear (Rigaku Inc., 2008)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.072
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             964
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.11
_platon_squeeze_details
;
;
_refine_diff_density_max         0.305
_refine_diff_density_min         -0.400
_refine_diff_density_rms         0.062
_refine_ls_extinction_coef       0.0059(10)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     629
_refine_ls_number_reflns         13156
_refine_ls_number_restraints     524
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0823
_refine_ls_R_factor_gt           0.0671
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1021P)^2^+0.8709P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1877
_refine_ls_wR_factor_ref         0.2029
_reflns_number_gt                10057
_reflns_number_total             13156
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol902246c_si_005.cif
_cod_data_source_block           a
_cod_original_cell_volume        2879.3(14)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1504276