Synthesis and characterization of NpCl4(DME)2 and PuCl4(DME)2 neutral transuranic An(IV) starting materials.
Reilly, Sean D.; Brown, Jessie L.; Scott, Brian L.; Gaunt, Andrew J.; Dalton transactions (Cambridge, England : 2003) 43 (2014) 1498–1501; doi:10.1039/c3dt53058b

data_7028330
_publ_section_title
;
 Synthesis and characterization of NpCl4(DME)2 and PuCl4(DME)2 neutral
 transuranic An(IV) starting materials.
;
_journal_issue                   4
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1498
_journal_page_last               1501
_journal_paper_doi               10.1039/c3dt53058b
_journal_volume                  43
_journal_year                    2014
_chemical_formula_sum            'C8 H20 Cl4 Np O4'
_chemical_formula_weight         559.06
_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                 115.662(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.509(3)
_cell_length_b                   7.2429(12)
_cell_length_c                   14.850(3)
_cell_measurement_temperature    140(1)
_cell_volume                     1600.5(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      140(1)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.944
_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  0.0357
_diffrn_reflns_av_sigmaI/netI    0.0312
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            17379
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.43
_diffrn_reflns_theta_min         2.74
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    7.159
_exptl_absorpt_correction_T_max  0.6733
_exptl_absorpt_correction_T_min  0.3285
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS v. 1 (Sheldrick, 2008)'
_exptl_crystal_colour            pink
_exptl_crystal_density_diffrn    2.320
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1044
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.352
_refine_diff_density_min         -0.763
_refine_diff_density_rms         0.138
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     158
_refine_ls_number_reflns         3808
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.0320
_refine_ls_R_factor_gt           0.0219
_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^)+(0.0203P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0408
_refine_ls_wR_factor_ref         0.0433
_reflns_number_gt                3246
_reflns_number_total             3808
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt53058b.txt
_cod_data_source_block           apx1716a
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7028330