High-Yielding, Regiospecific Synthesis of cis(4,4')-Di(carbomethoxybenzo)-30-crown-10, Its Conversion to a Pyridyl Cryptand and Strong Complexation of 2,2'- and 4,4'-Bipyridinium Derivatives
Adam M.-P. Pederson; Elizabeth M. Ward; Daniel V. Schoonover; Carla Slebodnick; Harry W. Gibson; Journal of Organic Chemistry 73 (2008) 9094–9101; doi:10.1021/jo801886x

data_4023872
_publ_section_title
;
 High-Yielding, Regiospecific Synthesis of
 cis(4,4')-Di(carbomethoxybenzo)-30-crown-10, Its Conversion
 to a Pyridyl Cryptand and Strong Complexation
 of 2,2'- and 4,4'-Bipyridinium Derivatives
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              9094
_journal_page_last               9101
_journal_paper_doi               10.1021/jo801886x
_journal_volume                  73
_journal_year                    2008
_chemical_formula_moiety         'C37 H45 N O14, C12 H12 N2, 2F6 P'
_chemical_formula_sum            'C49 H57 F12 N3 O14 P2'
_chemical_formula_weight         1201.92
_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                78.156(5)
_cell_angle_beta                 85.048(4)
_cell_angle_gamma                63.555(5)
_cell_formula_units_Z            2
_cell_length_a                   11.5845(5)
_cell_length_b                   12.4583(7)
_cell_length_c                   20.4960(11)
_cell_measurement_reflns_used    4110
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      24.9998
_cell_measurement_theta_min      3.7092
_cell_volume                     2592.1(2)
_computing_cell_refinement       'CrysAlisPro (Oxford Diffraction)'
_computing_data_collection       'CrysAlisPro (Oxford Diffraction)'
_computing_data_reduction        'CrysAlisPro (Oxford Diffraction)'
_computing_molecular_graphics
'SHELXTL (Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.)'
_computing_publication_material
'SHELXTL (Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.)'
_computing_structure_refinement
'SHELXL-97 (Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.)'
_computing_structure_solution
'SHELXS-97 (Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 CCD
_diffrn_detector_type            'Oxford Diffraction Sapphire 3 CCD'
_diffrn_measured_fraction_theta_full 0.975
_diffrn_measured_fraction_theta_max 0.975
_diffrn_measurement_device       '\k-geometry diffractometer'
_diffrn_measurement_device_type  'Oxford Diffraction Gemini'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0429
_diffrn_reflns_av_sigmaI/netI    0.1220
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            16871
_diffrn_reflns_theta_full        25.18
_diffrn_reflns_theta_max         25.18
_diffrn_reflns_theta_min         3.72
_diffrn_source                   'fine-focus sealed tube'
_diffrn_source_current           40
_diffrn_source_voltage           50
_diffrn_standards_decay_%        <2%
_diffrn_standards_interval_count 50
_diffrn_standards_number         2
_exptl_absorpt_coefficient_mu    0.197
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.540
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1244
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.797
_refine_diff_density_min         -0.549
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.841
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     740
_refine_ls_number_reflns         9077
_refine_ls_number_restraints     249
_refine_ls_restrained_S_all      0.849
_refine_ls_R_factor_all          0.1352
_refine_ls_R_factor_gt           0.0637
_refine_ls_shift/su_max          0.032
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0982P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1534
_refine_ls_wR_factor_ref         0.1732
_reflns_number_gt                4186
_reflns_number_total             9077
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo801886x_si_004.cif
_cod_data_source_block           amp005
_cod_database_code               4023872