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_1513624
_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_sum            'C32 H36 I2 N2 U'
_chemical_formula_weight         940.46
_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                 95.4440(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.64710(10)
_cell_length_b                   22.5946(2)
_cell_length_c                   12.57570(10)
_cell_measurement_reflns_used    37728
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      73.8501
_cell_measurement_theta_min      3.5276
_cell_volume                     3011.65(5)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    SHELXS
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 10.3147
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0985
_diffrn_reflns_av_sigmaI/netI    0.0299
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            90561
_diffrn_reflns_theta_full        74.01
_diffrn_reflns_theta_max         74.01
_diffrn_reflns_theta_min         3.91
_exptl_absorpt_coefficient_mu    31.431
_exptl_absorpt_correction_T_max  0.624
_exptl_absorpt_correction_T_min  0.087
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
Numerical absorption correction based on gaussian integration over
                                                a multifaceted crystal model
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    2.074
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1760
_exptl_crystal_size_max          0.2489
_exptl_crystal_size_mid          0.0439
_exptl_crystal_size_min          0.0167
_refine_diff_density_max         2.304
_refine_diff_density_min         -2.262
_refine_diff_density_rms         0.217
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     342
_refine_ls_number_reflns         6091
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.059
_refine_ls_R_factor_all          0.0390
_refine_ls_R_factor_gt           0.0340
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0685P)^2^+3.7842P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0924
_refine_ls_wR_factor_ref         0.1000
_reflns_number_gt                5507
_reflns_number_total             6091
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c3sc52072b.txt
_cod_data_source_block           po2011
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               1513624