Water cluster supported architecture of lanthanide coordination polymers with pyrazinetricarboxylic acid
Wan, Yong-Hong; Zheng, Xiang-Jun; Wang, Feng-Qin; Zhou, Xiao-Yu; Wang, Ke-Zhi; Jin, Lin-Pei; CrystEngComm 11 (2009) 278–; doi:10.1039/b810964h

data_7200230
_publ_section_title
;
 Water cluster supported architecture of lanthanide coordination
 polymers with pyrazinetricarboxylic acid
;
_journal_issue                   2
_journal_name_full               CrystEngComm
_journal_page_first              278
_journal_paper_doi               10.1039/b810964h
_journal_volume                  11
_journal_year                    2009
_chemical_formula_sum            'C7 H13 Gd N2 O12'
_chemical_formula_weight         474.44
_chemical_name_systematic
;
?
;
_space_group_IT_number           11
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yb'
_symmetry_space_group_name_H-M   'P 1 21/m 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                 113.333(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.6900(16)
_cell_length_b                   6.8211(14)
_cell_length_c                   11.236(3)
_cell_measurement_reflns_used    2407
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      27.07
_cell_measurement_theta_min      2.36
_cell_volume                     681.9(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device_type  '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  0.0939
_diffrn_reflns_av_sigmaI/netI    0.0901
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            3157
_diffrn_reflns_theta_full        26.02
_diffrn_reflns_theta_max         26.02
_diffrn_reflns_theta_min         3.57
_exptl_absorpt_coefficient_mu    4.933
_exptl_absorpt_correction_T_max  0.746
_exptl_absorpt_correction_T_min  0.623
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_density_diffrn    2.311
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             458
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         2.110
_refine_diff_density_min         -2.882
_refine_diff_density_rms         0.316
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.079
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     124
_refine_ls_number_reflns         1437
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.079
_refine_ls_R_factor_all          0.0658
_refine_ls_R_factor_gt           0.0592
_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^)+(0.0989P)^2^+6.0548P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1555
_refine_ls_wR_factor_ref         0.1653
_reflns_number_gt                1273
_reflns_number_total             1437
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b810964h.txt
_cod_data_source_block           compound2
_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 2.4.1 from 2010-06-29.

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

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' 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 
;
_cod_original_sg_symbol_H-M      P2(1)/m
_cod_database_code               7200230