Readily prepared inclusion forming chiral calixsalens.
Janiak, Agnieszka; Petryk, Małgorzata; Barbour, Leonard J.; Kwit, Marcin; Organic & biomolecular chemistry 14 (2015) 669–673; doi:10.1039/c5ob02090e

data_7154780
_publ_section_title
;
 Readily prepared inclusion forming chiral calixsalens.
;
_journal_issue                   2
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              669
_journal_page_last               673
_journal_paper_doi               10.1039/c5ob02090e
_journal_volume                  14
_journal_year                    2015
_chemical_absolute_configuration rm
_chemical_formula_moiety         'C54 H72 N6 O3'
_chemical_formula_sum            'C54 H72 N6 O3'
_chemical_formula_weight         853.18
_space_group_IT_number           182
_symmetry_cell_setting           hexagonal
_symmetry_space_group_name_Hall  'P 6c 2c'
_symmetry_space_group_name_H-M   'P 63 2 2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-10-29 deposited with the CCDC.
2015-10-30 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            4
_cell_length_a                   18.740(3)
_cell_length_b                   18.740(3)
_cell_length_c                   22.056(3)
_cell_measurement_reflns_used    9998
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.65
_cell_measurement_theta_min      1.85
_cell_volume                     6708.1(18)
_computing_cell_refinement       'APEX2 v2012.10-0 (Bruker AXS, 2005-2012)'
_computing_data_collection       'APEX2 v2012.10-0 (Bruker AXS, 2005-2012)'
_computing_data_reduction        'SAINT (Bruker AXS, 2009)'
_computing_molecular_graphics    'XSeed (Barbour, 2001)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0282
_diffrn_reflns_av_sigmaI/netI    0.0160
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            36164
_diffrn_reflns_theta_full        25.65
_diffrn_reflns_theta_max         25.65
_diffrn_reflns_theta_min         1.85
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.053
_exptl_absorpt_correction_T_max  0.7453
_exptl_absorpt_correction_T_min  0.7021
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2008/1 (Bruker AXS, 2008)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    0.845
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1848
_exptl_crystal_size_max          0.55
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.25
_platon_squeeze_details
;
283 electrons - approx. 16 molecules of methanol squeezed
;
_refine_diff_density_max         0.176
_refine_diff_density_min         -0.137
_refine_diff_density_rms         0.030
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.3(17)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.096
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     193
_refine_ls_number_reflns         4243
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.096
_refine_ls_R_factor_all          0.0465
_refine_ls_R_factor_gt           0.0427
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0598P)^2^+1.0891P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1151
_refine_ls_wR_factor_ref         0.1172
_reflns_number_gt                3903
_reflns_number_total             4243
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ob02090e2.cif
_cod_data_source_block           3f
_cod_depositor_comments
'Adding full bibliography for 7154775--7154783.cif.'
_cod_original_cell_volume        6708.3(17)
_cod_database_code               7154780