High-Valent Uranium Alkyls: Evidence for the Formation of UVI(CH2SiMe3)6
Skye Fortier; Justin R. Walensky; Guang Wu; Trevor W. Hayton; Journal of the American Chemical Society 133 (2011) 11732–11743; doi:10.1021/ja204151v

data_4106474
_publ_contact_author_email       hayton@chem.ucsb.edu
_publ_contact_author_name        'Trevor W. Hayton'
_publ_section_title
;
 High-Valent Uranium Alkyls: Evidence for the Formation of UVI(CH2SiMe3)6
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              11732
_journal_page_last               11743
_journal_paper_doi               10.1021/ja204151v
_journal_volume                  133
_journal_year                    2011
_chemical_formula_sum            'C24 H61 Ag O4 Si3 U'
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_chemical_name_systematic
; 
 ? 
;
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_cell_angle_beta                 91.738(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.946(2)
_cell_length_b                   16.125(3)
_cell_length_c                   15.267(2)
_cell_measurement_temperature    150(2)
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_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.954
_diffrn_measured_fraction_theta_max 0.954
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'omega scan'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_av_sigmaI/netI    0.0871
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       20
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_diffrn_reflns_limit_l_min       -18
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_diffrn_reflns_theta_full        27.09
_diffrn_reflns_theta_max         27.09
_diffrn_reflns_theta_min         1.84
_exptl_absorpt_coefficient_mu    5.050
_exptl_absorpt_correction_T_max  0.354
_exptl_absorpt_correction_T_min  0.157
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'Psi Scan'
_exptl_crystal_colour            pink
_exptl_crystal_density_diffrn    1.524
_exptl_crystal_description       block
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_exptl_crystal_size_min          0.8
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_refine_ls_extinction_method     none
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0470P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja204151v_si_001_3.cif
_cod_data_source_block           Complex_3
_cod_original_cell_volume        3677.8(10)
_cod_database_code               4106474