Synthesis of uranium-in-cryptand complexes.
Huh, Daniel N.; Windorff, Cory J.; Ziller, Joseph W.; Evans, William J.; Chemical communications (Cambridge, England) 54 (2018) 10272–10275; doi:10.1039/c8cc05341c

data_7122181
_publ_section_title
;
 Synthesis of uranium-in-cryptand complexes.
;
_journal_issue                   73
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              10272
_journal_page_last               10275
_journal_paper_doi               10.1039/c8cc05341c
_journal_volume                  54
_journal_year                    2018
_chemical_formula_sum            'C21 H42 Cl6 I3 N2 O6 U'
_chemical_formula_weight         1249.99
_chemical_properties_physical    Moisture-sensitive
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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     dual
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2018-06-27 deposited with the CCDC.
2018-08-15 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 101.244(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.485(2)
_cell_length_b                   26.766(5)
_cell_length_c                   12.275(2)
_cell_measurement_reflns_used    9941
_cell_measurement_temperature    133(2)
_cell_measurement_theta_max      28.52
_cell_measurement_theta_min      2.28
_cell_volume                     3701.0(11)
_computing_cell_refinement       'Bruker SAINT 8.34a, 2013'
_computing_data_collection       'Bruker APEX2 2014.11-0, 2014'
_computing_data_reduction        'Bruker SAINT 8.34a, 2013'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'Bruker SHELXTL 2014/4'
_diffrn_ambient_temperature      133(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker SMART APEX II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0457
_diffrn_reflns_av_unetI/netI     0.0324
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       34
_diffrn_reflns_limit_k_min       -35
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            43788
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        25.500
_diffrn_reflns_theta_max         27.874
_diffrn_reflns_theta_min         1.522
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    7.356
_exptl_absorpt_correction_T_max  0.4316
_exptl_absorpt_correction_T_min  0.2781
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SADABS 2014/5'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    2.243
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    not_measured
_exptl_crystal_description       irregular
_exptl_crystal_F_000             2332
_exptl_crystal_size_max          0.331
_exptl_crystal_size_mid          0.205
_exptl_crystal_size_min          0.084
_refine_diff_density_max         0.880
_refine_diff_density_min         -0.608
_refine_diff_density_rms         0.122
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     352
_refine_ls_number_reflns         8749
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.059
_refine_ls_R_factor_all          0.0265
_refine_ls_R_factor_gt           0.0225
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0168P)^2^+2.6999P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0483
_refine_ls_wR_factor_ref         0.0497
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7986
_reflns_number_total             8749
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8cc05341c2.cif
_cod_data_source_block           dnh34
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not_measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 

 Adding full bibliography for 7122180--7122183.cif.
;
_cod_original_cell_volume        3700.8(12)
_cod_database_code               7122181
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.194
_shelx_estimated_absorpt_t_max   0.577
_exptl_absorpt_special_details
; 
Reflections not merged 
44900 Corrected reflections written to file dnh34s.hkl 
Estimated minimum and maximum transmission:  0.2781  0.4316 
The ratio (0.6443) of these values is more reliable than their absolute values 
Additional spherical absorption correction applied with mu*r =  0.6000 
Lambda/2 correction factor = 0.00150 
;
_shelx_res_checksum              72820