Isomeric 2,6-Pyridino-Cryptands Based on Dibenzo-24-crown-8
Harry W. Gibson; Hong Wang; Carla Slebodnick; Joseph Merola; W. Scott Kassel; Arnold L. Rheingold; Journal of Organic Chemistry 72 (2007) 3381–3393; doi:10.1021/jo070030l

data_4022875
_publ_contact_author_address
;Department of Chemistry (0212)
Virginia Tech
Blacksburg, VA 24061
;
_publ_contact_author_email       hwgibson@vt.edu
_publ_contact_author_fax         540-231-8517
_publ_contact_author_name        'Gibson, Harry W.'
_publ_contact_author_phone       540-231-5902
_publ_section_title
;
 Isomeric 2,6-Pyridino-Cryptands Based on Dibenzo-24-crown-8
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              3381
_journal_page_last               3393
_journal_paper_doi               10.1021/jo070030l
_journal_volume                  72
_journal_year                    2007
_chemical_formula_moiety         'C33 H37 N O12, C H Cl3, F6 P, H4 N'
_chemical_formula_sum            'C34 H42 Cl3 F6 N2 O12 P'
_chemical_formula_weight         922.02
_chemical_name_common            cs617
_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                82.623(7)
_cell_angle_beta                 76.595(7)
_cell_angle_gamma                73.262(8)
_cell_formula_units_Z            2
_cell_length_a                   10.0938(9)
_cell_length_b                   13.8315(12)
_cell_length_c                   15.2862(13)
_cell_measurement_reflns_used    8126
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.16
_cell_measurement_theta_min      1.53
_cell_volume                     1983.7(3)
_computing_cell_refinement       'CrysAlis (Oxford Diffraction)'
_computing_data_collection       'CrysAlis (Oxford Diffraction)'
_computing_data_reduction        'CrysAlis (Oxford Diffraction)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL and Platon (A. Spek, 2003)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 CCD
_diffrn_detector_type            'Oxford Diffraction Sapphire 2 CCD'
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device       '\k-geometry diffractometer'
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur2'
_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  0.0247
_diffrn_reflns_av_sigmaI/netI    0.0370
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            12822
_diffrn_reflns_theta_full        27.56
_diffrn_reflns_theta_max         27.56
_diffrn_reflns_theta_min         3.13
_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    0.363
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.544
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             952
_exptl_crystal_size_max          0.460
_exptl_crystal_size_mid          0.196
_exptl_crystal_size_min          0.132
_refine_diff_density_max         0.761
_refine_diff_density_min         -0.516
_refine_diff_density_rms         0.073
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.067
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     539
_refine_ls_number_reflns         9084
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.068
_refine_ls_R_factor_all          0.0638
_refine_ls_R_factor_gt           0.0472
_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^)+(0.0811P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1238
_refine_ls_wR_factor_ref         0.1345
_reflns_number_gt                6899
_reflns_number_total             9084
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo070030lrom20070106_120213.cif
_cod_data_source_block           5.NH4PF6
_cod_database_code               4022875