Two Systems of [DabcoH2]2+/[PipH2]2±-Uranyl–Oxalate Showing Reversible Crystal-to-Crystal Transformations Controlled by the Diammonium/Uranyl/Oxalate Ratios in Aqueous Solutions ([DabcoH2]2+= 1,4-Diazabicyclo-[2.2.2]-octaneH2and [PipH2]2+= PiperazineH2)
Wang, Lu-Hua; Shang, Ran; Zheng, Zhong; Liu, Chun-Li; Wang, Zhe-Ming; Crystal Growth & Design 13 (2013) 2597–; doi:10.1021/cg400364x

data_4507851
_publ_section_title
;
 Two Systems of [DabcoH2]2+/[PipH2]2+--Uranyl--Oxalate Showing Reversible
 Crystal-to-Crystal Transformations Controlled by the
 Diammonium/Uranyl/Oxalate Ratios in Aqueous Solutions ([DabcoH2]2+=
 1,4-Diazabicyclo-[2.2.2]-octaneH2and [PipH2]2+= PiperazineH2)
;
_journal_issue                   6
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              2597
_journal_paper_doi               10.1021/cg400364x
_journal_volume                  13
_journal_year                    2013
_chemical_formula_sum            'C12 H22 N2 O20 U2'
_chemical_formula_weight         990.38
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 122.9686(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   20.9389(4)
_cell_length_b                   9.4763(2)
_cell_length_c                   14.7780(4)
_cell_measurement_reflns_used    7756
_cell_measurement_temperature    290(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      3.395
_cell_volume                     2460.11(10)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor, 1997)'
_computing_data_collection       'KappaCCD (Nonius B. V., 1998)'
_computing_data_reduction
'HKL Denzo (Otwinowski & Minor, 1997) & maXus (Mackay et al., 1998)'
_computing_molecular_graphics    'Bruker SHELXTL V5.1 (Sheldrick, 1998)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      290(2)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'NONIUS KappaCCD'
_diffrn_measurement_method       CCD
_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  0.0845
_diffrn_reflns_av_sigmaI/netI    0.0552
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            24295
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.55
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    13.242
_exptl_absorpt_correction_T_max  0.226
_exptl_absorpt_correction_T_min  0.183
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements 
 Sortav (Blessing 1995, 1997)
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.674
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1808
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.950
_refine_diff_density_min         -0.867
_refine_diff_density_rms         0.177
_refine_ls_extinction_coef       0.00149(5)
_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   0.921
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     176
_refine_ls_number_reflns         2813
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      0.920
_refine_ls_R_factor_all          0.0500
_refine_ls_R_factor_gt           0.0267
_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^)+(0.0227P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0468
_refine_ls_wR_factor_ref         0.0501
_reflns_number_gt                2032
_reflns_number_total             2813
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg400364x_si_001.cif
_cod_data_source_block           dabco2-290K
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.3.1 from 2005-06-27.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

The following automatic conversions were performed:

'_refine_ls_hydrogen_treatment' value 'constr.' was replaced with the
value 'constr' as specified in the replacement file
'src/cod-tools/trunk/data/replacement-values/replacement_values.lst'.

Automatic conversion script
Id: cif_fix_values 5376 2017-05-30 11:51:03Z andrius 
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4507851