Calix[4]arenes with Two Different Chemical Modifications at the Bridges
Lev Kuno; Silvio E. Biali; Journal of Organic Chemistry 76 (2011) 3664–3675; doi:10.1021/jo200580m

data_4026333
_publ_section_title
;
 Calix[4]arenes with Two Different Chemical Modifications at the Bridges
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              3664
_journal_page_last               3675
_journal_paper_doi               10.1021/jo200580m
_journal_volume                  76
_journal_year                    2011
_chemical_formula_moiety         'C78 H92 O6'
_chemical_formula_sum            'C78 H92 O6'
_chemical_formula_weight         1125.52
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 105.3960(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.5430(8)
_cell_length_b                   14.7238(6)
_cell_length_c                   23.4858(10)
_cell_measurement_temperature    173(1)
_cell_volume                     6515.5(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(1)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0593
_diffrn_reflns_av_sigmaI/netI    0.0502
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            70781
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         2.16
_exptl_absorpt_coefficient_mu    0.071
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.147
_exptl_crystal_description       prism
_exptl_crystal_F_000             2432
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.791
_refine_diff_density_min         -0.426
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.050
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     811
_refine_ls_number_reflns         14169
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.1089
_refine_ls_R_factor_gt           0.0780
_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^)+(0.0802P)^2^+4.6447P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1738
_refine_ls_wR_factor_ref         0.1891
_reflns_number_gt                10221
_reflns_number_total             14169
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo200580m_si_009.cif
_cod_data_source_block           lev231m
_cod_database_code               4026333