U3F12(H2O), a Noncentrosymmetric Uranium(IV) Fluoride Prepared via a Convenient In Situ Route That Creates U4+ under Mild Hydrothermal Conditions
Jeongho Yeon; Mark D. Smith; Athena S. Sefat; T. Thao Tran; P. Shiv Halasyamani; Hans-Conrad zur Loye; Inorganic Chemistry 52 (2013) 8303–8305; doi:10.1021/ic401412t

data_4335679
_publ_contact_author_name
;
;
_publ_section_title
;
 U3F12(H2O), a Noncentrosymmetric Uranium(IV) Fluoride Prepared via a
 Convenient In Situ Route That Creates U4+ under Mild Hydrothermal
 Conditions
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_journal_name_full               'Inorganic Chemistry'
_journal_page_first              8303
_journal_page_last               8305
_journal_paper_doi               10.1021/ic401412t
_journal_volume                  52
_journal_year                    2013
_chemical_absolute_configuration ad
_chemical_formula_moiety         'F12 H2 O U3'
_chemical_formula_sum            'F12 H2 O U3'
_chemical_formula_weight         960.11
_chemical_name_systematic
;
 ? 
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           8
_space_group_name_Hall           'C -2y'
_space_group_name_H-M_alt        'C 1 m 1'
_symmetry_space_group_name_Hall  'C -2y'
_symmetry_space_group_name_H-M   'C 1 m 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2012-10-09
_audit_creation_method
;
  Olex2 1.2
  (compiled May  9 2012 12:37:22, GUI svn.r4230)
;
_cell_angle_alpha                90.00
_cell_angle_beta                 128.787(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.1594(11)
_cell_length_b                   11.8457(11)
_cell_length_c                   8.5409(8)
_cell_measurement_reflns_used    5774
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      37.59
_cell_measurement_theta_min      2.75
_cell_volume                     958.92(16)
_computing_cell_refinement       'SAINT-Plus Version 6.45 (Bruker, 2001)'
_computing_data_collection       'SMART Version 5.625 (Bruker, 2001)'
_computing_data_reduction        'SAINT-Plus Version 6.45 (Bruker, 2001)'
_computing_molecular_graphics
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_publication_material
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_structure_refinement
;
SHELXL, G.M. Sheldrick, Acta Cryst.
(2008). A64, 112-122
;
_computing_structure_solution
;
SHELXS, G.M. Sheldrick, Acta Cryst.
(2008). A64, 112-122
;
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0471
_diffrn_reflns_av_unetI/netI     0.0475
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            17471
_diffrn_reflns_theta_full        38.59
_diffrn_reflns_theta_max         38.59
_diffrn_reflns_theta_min         2.75
_diffrn_source                   'sealed tube'
_diffrn_source_current           39.0
_diffrn_source_power             1.833
_diffrn_source_target            Mo
_diffrn_source_voltage           47.0
_exptl_absorpt_coefficient_mu    50.704
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.281997
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS v.2.10 (Bruker,2003) was used for absorption correction.
R(int) was 0.1452 before and 0.0499 after correction.
The Ratio of minimum to maximum transmission is 0.2820.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            green
_exptl_crystal_colour_primary    green
_exptl_crystal_density_diffrn    6.650
_exptl_crystal_description       needle
_exptl_crystal_F_000             1576
_exptl_crystal_size_max          0.07
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.04
_refine_diff_density_max         4.361
_refine_diff_density_min         -3.155
_refine_diff_density_rms         0.542
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00(4)
_refine_ls_extinction_coef       0.00016(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     166
_refine_ls_number_reflns         4686
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.0321
_refine_ls_R_factor_gt           0.0308
_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^)+(0.0325P)^2^+2.1921P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0675
_refine_ls_wR_factor_ref         0.0681
_reflns_number_gt                4563
_reflns_number_total             4686
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic401412t_si_001.cif
_cod_data_source_block           jy1156ds
_cod_original_cell_volume        958.92(15)
_cod_database_code               4335679