Directed nucleation of monomeric and dimeric uranium(VI) complexes with a room temperature carboxyl-functionalized phosphonium ionic liquid
Xiao-Yan Chen; George S. Goff; Mauricio Quiroz-Guzman; Daniel P. Fagnant; Joan F. Brennecke; Brian L. Scott; Wolfgang Runde; Chemical communications (Cambridge, England) 49 (2013) 1903–1905; doi:10.1039/c2cc38255e

data_7108894
_publ_section_title
;
 Directed nucleation of monomeric and dimeric uranium(VI) complexes with a
 room temperature carboxyl-functionalized phosphonium ionic liquid
;
_journal_issue                   19
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              1903
_journal_page_last               1905
_journal_paper_doi               10.1039/c2cc38255e
_journal_volume                  49
_journal_year                    2013
_chemical_formula_sum            'C19 H37 F12 N2 O18 P3 S4 U'
_chemical_formula_weight         1268.69
_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                100.891(1)
_cell_angle_beta                 90.379(1)
_cell_angle_gamma                96.996(1)
_cell_formula_units_Z            4
_cell_length_a                   8.3319(7)
_cell_length_b                   21.0439(19)
_cell_length_c                   24.947(2)
_cell_measurement_temperature    120(1)
_cell_volume                     4261.4(6)
_computing_cell_refinement       'SAINT+, v. 7.66a (Bruker AXS, 2009)'
_computing_data_collection       'APEX II, v. 7.0 (Bruker AXS, 2009)'
_computing_data_reduction        'SAINT+, v. 7.66a (Bruker AXS, 2009)'
_computing_molecular_graphics    'SHELXTL, v. 6.14, (Bruker AXS, 2000)'
_computing_publication_material  'SHELXTL, v. 6.14, (Bruker AXS, 2000)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      120(1)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device_type  'Bruker D8 with APEXII CCD'
_diffrn_measurement_method       '\w scans'
_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  0.0384
_diffrn_reflns_av_sigmaI/netI    0.0540
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            47416
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.45
_diffrn_reflns_theta_min         1.99
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.237
_exptl_absorpt_correction_T_max  0.7851
_exptl_absorpt_correction_T_min  0.3833
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS v. 1 (Sheldrick, 2008)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.977
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             2472
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.122
_refine_diff_density_min         -1.115
_refine_diff_density_rms         0.129
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1105
_refine_ls_number_reflns         18927
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.0501
_refine_ls_R_factor_gt           0.0326
_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^)+(0.0255P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0603
_refine_ls_wR_factor_ref         0.0651
_reflns_number_gt                14944
_reflns_number_total             18927
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2cc38255e.txt
_cod_data_source_block           apx1549
_cod_database_code               7108894