Pyrazine-2,3-Carboxylate Based Ag+Homometallic and Ln3±-Ag+Heterometallic Coordination Frameworks: Synthesis, Structures, and Magnetic Properties
Zhang, Fengming; Zou, Xiaoyan; Yan, Pengfei; Sun, Jingwen; Hou, Guangfeng; Li, Guangming; Crystal Growth & Design 15 (2015) 1249–; doi:10.1021/cg501644z

data_4512599
_publ_section_title
;
 Pyrazine-2,3-Carboxylate Based Ag+Homometallic and
 Ln3+--Ag+Heterometallic Coordination Frameworks: Synthesis, Structures,
 and Magnetic Properties
;
_journal_issue                   3
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              1249
_journal_paper_doi               10.1021/cg501644z
_journal_volume                  15
_journal_year                    2015
_chemical_formula_moiety         'C12 H8 Ag N4 O10 Tb, 2(H2 O)'
_chemical_formula_sum            'C12 H12 Ag N4 O12 Tb'
_chemical_formula_weight         671.05
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                99.695(5)
_cell_angle_beta                 101.871(5)
_cell_angle_gamma                105.780(5)
_cell_formula_units_Z            2
_cell_length_a                   6.6739(4)
_cell_length_b                   10.0822(6)
_cell_length_c                   14.9383(8)
_cell_measurement_reflns_used    3554
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      29.6702
_cell_measurement_theta_min      3.1484
_cell_volume                     919.34(10)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 16.1954
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Eos'
_diffrn_measurement_method       '\w 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  0.0614
_diffrn_reflns_av_sigmaI/netI    0.0615
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            6161
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         3.15
_exptl_absorpt_coefficient_mu    4.954
_exptl_absorpt_correction_T_max  0.5236
_exptl_absorpt_correction_T_min  0.3827
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.424
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             640
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.15
_refine_diff_density_max         3.243
_refine_diff_density_min         -2.346
_refine_diff_density_rms         0.246
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.046
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     271
_refine_ls_number_reflns         3614
_refine_ls_number_restraints     7
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0475
_refine_ls_R_factor_gt           0.0455
_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^)+(0.0829P)^2^+0.7443P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1244
_refine_ls_wR_factor_ref         0.1268
_reflns_number_gt                3414
_reflns_number_total             3614
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg501644z_si_002.cif
_cod_data_source_block           Tb-Ag
_cod_depositor_comments
'Adding full bibliography for 4512597--4512602.cif.'
_cod_original_cell_volume        919.34(9)
_cod_database_code               4512599