Switchable π-coordination and C‒H metallation in small-cavity macrocyclic uranium and thorium complexes
Arnold, Polly L.; Farnaby, Joy H.; White, Rebecca C.; Kaltsoyannis, Nikolas; Gardiner, Michael G.; Love, Jason B.; Chemical Science 5 (2014) 756–; doi:10.1039/c3sc52072b

data_1513628
_publ_section_title
;
 Switchable \p-coordination and C--H metallation in small-cavity
 macrocyclic uranium and thorium complexes
;
_journal_issue                   2
_journal_name_full               'Chemical Science'
_journal_page_first              756
_journal_paper_doi               10.1039/c3sc52072b
_journal_volume                  5
_journal_year                    2014
_chemical_formula_moiety         'C32 H36 I N2 U'
_chemical_formula_sum            'C32 H36 I N2 U'
_chemical_formula_weight         813.56
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 115.031(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            28
_cell_length_a                   56.620(2)
_cell_length_b                   15.9509(5)
_cell_length_c                   24.5801(10)
_cell_measurement_reflns_used    14935
_cell_measurement_temperature    170(2)
_cell_measurement_theta_max      27.4239
_cell_measurement_theta_min      2.8924
_cell_volume                     20114.3(15)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    SHELXS
_diffrn_ambient_temperature      170(2)
_diffrn_detector_area_resol_mean 16.1042
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Xcalibur, Eos'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0787
_diffrn_reflns_av_sigmaI/netI    0.0694
_diffrn_reflns_limit_h_max       73
_diffrn_reflns_limit_h_min       -73
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            116453
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.90
_exptl_absorpt_coefficient_mu    6.746
_exptl_absorpt_correction_T_max  0.975
_exptl_absorpt_correction_T_min  0.953
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 CrysAlisPro, Agilent Technologies,
Version 1.171.35.19 (release 27-10-2011 CrysAlis171 .NET)
(compiled Oct 27 2011,15:02:11)
Analytical numeric absorption correction using a multifaceted crystal
                                                model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
;
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.881
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             10836
_exptl_crystal_size_max          0.2962
_exptl_crystal_size_mid          0.2062
_exptl_crystal_size_min          0.1247
_refine_diff_density_max         4.803
_refine_diff_density_min         -2.097
_refine_diff_density_rms         0.225
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1136
_refine_ls_number_reflns         23044
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.1237
_refine_ls_R_factor_gt           0.0643
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0520P)^2^+476.6965P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1452
_refine_ls_wR_factor_ref         0.1782
_reflns_number_gt                11955
_reflns_number_total             23044
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c3sc52072b.txt
_cod_data_source_block           p12091
_cod_original_cell_volume        20114.2(13)
_cod_database_code               1513628