Polyhalogenated heterocyclic compounds. Macrocycles from perfluoro-4-isopropylpyridinePart 50. For part 49 see ref. 1.
Chambers, Richard D.; Hoskin, Philip R.; Kenwright, Alan R.; Khalil, Ali; Richmond, Paul; Sandford, Graham; Yufit, Dmitrii S.; Howard, Judith A. K.; Organic & Biomolecular Chemistry 1 (2003) 2137–; doi:10.1039/b303443g

data_7150519
_publ_section_title
;
 Polyhalogenated heterocyclic compounds. Macrocycles from
 perfluoro-4-isopropylpyridinePart 50. For part 49 see ref. 1.
;
_journal_issue                   12
_journal_name_full               'Organic &amp;  Biomolecular Chemistry'
_journal_page_first              2137
_journal_paper_doi               10.1039/b303443g
_journal_volume                  1
_journal_year                    2003
_chemical_formula_sum            'C24 H16 F18 N2 O6'
_chemical_formula_weight         770.39
_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   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                69.53(1)
_cell_angle_beta                 85.10(1)
_cell_angle_gamma                85.96(1)
_cell_formula_units_Z            2
_cell_length_a                   10.771(1)
_cell_length_b                   11.765(1)
_cell_length_c                   12.279(1)
_cell_measurement_reflns_used    1575
_cell_measurement_temperature    120.0(2)
_cell_measurement_theta_max      23.8
_cell_measurement_theta_min      2.5
_cell_volume                     1451.1(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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      120(2)
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Bruker SMART CCD'
_diffrn_measurement_method       \w-scan
_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  0.0878
_diffrn_reflns_av_sigmaI/netI    0.1688
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            11550
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.77
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    0.199
_exptl_absorpt_correction_T_max  0.9921
_exptl_absorpt_correction_T_min  0.9389
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick,1997)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.763
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             768
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.382
_refine_diff_density_min         -0.427
_refine_diff_density_rms         0.097
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.952
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     512
_refine_ls_number_reflns         6561
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.952
_refine_ls_R_factor_all          0.2019
_refine_ls_R_factor_gt           0.0762
_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^)+(0.0800P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1519
_refine_ls_wR_factor_ref         0.1921
_reflns_number_gt                2734
_reflns_number_total             6561
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b303443g.txt
_cod_data_source_block           s170s
_cod_original_cell_volume        1451.0(2)
_cod_database_code               7150519