Triaquatris(μ-oxydiacetato)dipraseodymium(III) pentahydrate and hexaaquatris(μ-oxydiacetato)dineodymium(III) oxydiacetic acid solvate dihydrate
Baggio, Ricardo; Perec, Mireille; Garland, Maria Teresa; Acta Crystallographica Section C 56 (2000) 312–315; doi:10.1107/S0108270199015851

data_2010690
_publ_section_title
;
 Triaquatris(\m-oxydiacetato)dipraseodymium(III) pentahydrate and
 hexaaquatris(\m-oxydiacetato)dineodymium(III) oxydiacetic acid solvate
 dihydrate
;
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              312
_journal_page_last               315
_journal_paper_doi               10.1107/S0108270199015851
_journal_volume                  56
_journal_year                    2000
_chemical_formula_iupac          '[Pr2 (C4 H4 O5 )3 (H2 O)3 ] , 5H2 O'
_chemical_formula_moiety         'C12 H18 O18 Pr2 , 5H2 O'
_chemical_formula_sum            'C12 H28 O23 Pr2'
_chemical_formula_weight         822.16
_chemical_name_systematic
;
Praseodimium oxydiacetate
;
_space_group_IT_number           190
_symmetry_cell_setting           hexagonal
_symmetry_space_group_name_Hall  'P -6c -2c'
_symmetry_space_group_name_H-M   'P -6 2 c'
_audit_creation_method           SHELXL
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            2
_cell_length_a                   9.4003(12)
_cell_length_b                   9.4003(12)
_cell_length_c                   17.350(4)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      12.5
_cell_measurement_theta_min      7.5
_cell_volume                     1327.7(4)
_computing_cell_refinement       P3/P4-PC
_computing_data_collection       'P3/P4-PC (Siemens, 1991)'
_computing_data_reduction        'XDISK in SHELXTL/PC (Sheldrick, 1991)'
_computing_molecular_graphics    'XP in SHELXTL/PC'
_computing_publication_material
'CIFTAB (Sheldrick, 1993), PARST (Nardelli, 1983) and CSD (Allen et al., 1983)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997b)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997a)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Siemens R3m'
_diffrn_measurement_method       \w/2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     .71073
_diffrn_reflns_av_R_equivalents  .034
_diffrn_reflns_av_sigmaI/netI    .028
_diffrn_reflns_limit_h_max       0
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            1693
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         2.35
_diffrn_standards_decay_%        <2
_diffrn_standards_interval_count 98
_diffrn_standards_number         2
_exptl_absorpt_coefficient_mu    3.72
_exptl_absorpt_correction_T_max  .60
_exptl_absorpt_correction_T_min  .35
_exptl_absorpt_correction_type   \y-scan
_exptl_absorpt_process_details   '(XEMP in SHELXTL/PC; Sheldrick, 1991)'
_exptl_crystal_colour            'light green'
_exptl_crystal_density_diffrn    2.06
_exptl_crystal_density_meas      ?
_exptl_crystal_description       prisms
_exptl_crystal_F_000             804
_exptl_crystal_size_max          .35
_exptl_crystal_size_mid          .15
_exptl_crystal_size_min          .14
_refine_diff_density_max         .94
_refine_diff_density_min         -.87
_refine_ls_abs_structure_details 'Flack  (1983)'
_refine_ls_abs_structure_Flack   -.02(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.083
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     63
_refine_ls_number_reflns         780
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.082
_refine_ls_R_factor_all          .032
_refine_ls_R_factor_gt           .020
_refine_ls_shift/su_max          <0.01
_refine_ls_shift/su_mean         <0.01
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.031P)^2^+2.733P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         .059
_reflns_number_gt                738
_reflns_number_total             780
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bk1511.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Hexagonal' changed to 'hexagonal'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_geom_bond_publ_flag' value 'N' changed to 'n' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (17
times).

'_geom_bond_publ_flag' value 'Y' changed to 'y' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (6 times).

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Hexagonal' changed to 'hexagonal'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_geom_bond_publ_flag' value 'N' changed to 'n'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29 (17
times).

'_geom_bond_publ_flag' value 'Y' changed to 'y' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (6
times).

'_geom_angle_publ_flag' value 'N' changed to 'n' according
to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary
named 'cif_core.dic' version 2.4.1 from 2010-06-29 (81 time).

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 

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 3008 2015-01-20 13:52:24Z robertas 

The following automatic conversions were performed:

'_refine_ls_weighting_scheme' value 'calc w =
1/[\s^2^(Fo^2^)+(0.031P)^2^+2.733P] where P=(Fo^2^+2Fc^2^)/3' was
changed to 'calc'. New tag '_refine_ls_weighting_details' was
created. The value of the new tag was set to 'w =
1/[\s^2^(Fo^2^)+(0.031P)^2^+2.733P] where P=(Fo^2^+2Fc^2^)/3'.

Automatic conversion script
Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas 
;
_cod_original_cell_volume        1327.8(4)
_cod_original_sg_symbol_H-M      P-62c
_cod_database_code               2010690