Synthesis and Structure of (Ph4P)2MCl6 (M = Ti, Zr, Hf, Th, U, Np, Pu)
Stefan G. Minasian; Kevin S. Boland; Russell K. Feller; Andrew J. Gaunt; Stosh A. Kozimor; Iain May; Sean D. Reilly; Brian L. Scott; David K. Shuh; Inorganic Chemistry 51 (2012) 5728–5736; doi:10.1021/ic300179d

data_4329196
_publ_contact_author_address     'Los Alamos National Laboratory'
_publ_contact_author_email       stosh@lanl.gov
_publ_contact_author_name        'Stosh A. Kozimor'
_publ_contact_author_phone       505-665-4521
_publ_section_title
;
 Synthesis and Structure of (Ph4P)2MCl6 (M = Ti, Zr, Hf, Th, U, Np, Pu)
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              5728
_journal_page_last               5736
_journal_paper_doi               10.1021/ic300179d
_journal_volume                  51
_journal_year                    2012
_chemical_formula_sum            'C56 H52 Cl6 N4 P2 U'
_chemical_formula_weight         1293.69
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 98.0850(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.5987(11)
_cell_length_b                   19.413(2)
_cell_length_c                   15.0841(17)
_cell_measurement_temperature    120(1)
_cell_volume                     2782.8(5)
_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 0.999
_diffrn_measured_fraction_theta_max 0.942
_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  0.0337
_diffrn_reflns_av_sigmaI/netI    0.0271
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            31206
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.37
_diffrn_reflns_theta_min         2.10
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.302
_exptl_absorpt_correction_T_max  0.7781
_exptl_absorpt_correction_T_min  0.5303
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS v. 1 (Sheldrick, 2008)'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.544
_exptl_crystal_description       block
_exptl_crystal_F_000             1280
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.784
_refine_diff_density_min         -0.535
_refine_diff_density_rms         0.076
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.933
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     315
_refine_ls_number_reflns         6561
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.933
_refine_ls_R_factor_all          0.0275
_refine_ls_R_factor_gt           0.0202
_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^)+(0.0393P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0526
_refine_ls_wR_factor_ref         0.0564
_reflns_number_gt                5575
_reflns_number_total             6561
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic300179d_si_002_7.cif
_cod_data_source_block           apx1316
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4329196