Three-, Two-, and One-Dimensional Metal Phosphonates Based on [Hydroxy(4-pyridyl)methyl]phosphonate: M{(4-C5H4N)CH(OH)PO3}(H2O) (M = Ni, Cd) and Gd{(4-C5H4N)CH(OH)P(OH)O2}3.6H2O
Deng-Ke Cao; Yi-Zhi Li; You Song; Li-Min Zheng; Inorganic Chemistry 44 (2005) 3599–3604; doi:10.1021/ic0484248

data_1100772
_publ_section_title
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Three-, Two-, and One-Dimensional Metal Phosphonates Based on

[Hydroxy(4-pyridyl)methyl]phosphonate: M{(4-C5H4N)CH(OH)PO3}(H2O) (M =

Ni, Cd) and Gd{(4-C5H4N)CH(OH)P(OH)O2}3.6H2O

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_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3599
_journal_page_last               3604
_journal_paper_doi               10.1021/ic0484248
_journal_volume                  44
_journal_year                    2005
_chemical_formula_moiety         'C18 H21 Gd N3 O12 P3, 6(H2 O)'
_chemical_formula_sum            'C18 H33 Gd N3 O18 P3'
_chemical_formula_weight         829.63
_chemical_name_systematic
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 ? 

;
_space_group_IT_number           148
_symmetry_cell_setting           rhombohedral
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_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                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            6
_cell_length_a                   22.2714(16)
_cell_length_b                   22.2714(16)
_cell_length_c                   9.8838(11)
_cell_measurement_reflns_used    647
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      18.078
_cell_measurement_theta_min      3.166
_cell_volume                     4245.7(6)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SAINT (Bruker, 2000)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Bruker, 2000)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker Smart Aepex CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0225
_diffrn_reflns_av_sigmaI/netI    0.0410
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            7268
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         1.83
_exptl_absorpt_coefficient_mu    2.600
_exptl_absorpt_correction_T_max  0.56
_exptl_absorpt_correction_T_min  0.46
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS(Bruker, 2000)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.947
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             2490
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.927
_refine_diff_density_min         -0.756
_refine_diff_density_rms         0.189
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.995
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     131
_refine_ls_number_reflns         1856
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.995
_refine_ls_R_factor_all          0.0627
_refine_ls_R_factor_gt           0.0516
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1200P)^2^+1.9900P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1502
_refine_ls_wR_factor_ref         0.1532
_reflns_number_gt                1419
_reflns_number_total             1856
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic0484248si20050317_103348_3.cif
_cod_data_source_block           Gd{(4-C5H4N)CH(OH)P(OH)O2}3.6H2O
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Rhombohedral' changed to 'rhombohedral'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      'R -3'
_cod_database_code               1100772