Synthesis, structures and properties of the first series of SrII‒MII (M = Cu, Co, Ni and Zn) coordination polymers based on pyridine-2,5-dicarboxylic acid
Chen, Yanmei; She, Shixiong; Gao, Qian; Gao, Dandan; Wang, Derong; Li, Yahong; Liu, Wei; Li, Wu; CrystEngComm 16 (2014) 1091–; doi:10.1039/c3ce41975d

data_7213833
_publ_section_title
;
 Synthesis, structures and properties of the first series of SrII--MII (M
 = Cu, Co, Ni and Zn) coordination polymers based on
 pyridine-2,5-dicarboxylic acid
;
_journal_issue                   6
_journal_name_full               CrystEngComm
_journal_page_first              1091
_journal_paper_doi               10.1039/c3ce41975d
_journal_volume                  16
_journal_year                    2014
_chemical_formula_moiety         'C14 H16 N2 O13 Sr Zn'
_chemical_formula_sum            'C14 H16 N2 O13 Sr Zn'
_chemical_formula_weight         573.28
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 92.825(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.917(4)
_cell_length_b                   10.835(5)
_cell_length_c                   20.769(10)
_cell_measurement_reflns_used    4148
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28.46
_cell_measurement_theta_min      2.72
_cell_volume                     1779.4(15)
_computing_cell_refinement       'SAINT (Bruker, 2005)'
_computing_data_collection       'APEX-II (Bruker, 2005)'
_computing_data_reduction        'SAINT (Bruker, 2005)'
_computing_molecular_graphics
'SHELXTL (Sheldrick, 2008) and DIAMOND (Brandenburg, 1999)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_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  0.0260
_diffrn_reflns_av_unetI/netI     0.0304
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            9911
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.96
_exptl_absorpt_coefficient_mu    4.427
_exptl_absorpt_correction_T_max  0.4041
_exptl_absorpt_correction_T_min  0.3703
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2005)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.140
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platy
_exptl_crystal_F_000             1144
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.25
_refine_diff_density_max         2.486
_refine_diff_density_min         -0.547
_refine_diff_density_rms         0.118
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     281
_refine_ls_number_reflns         3463
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.0479
_refine_ls_R_factor_gt           0.0378
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0705P)^2^+1.3983P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1015
_refine_ls_wR_factor_ref         0.1107
_reflns_number_gt                2891
_reflns_number_total             3463
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce41975d.txt
_cod_data_source_block           t
_cod_depositor_comments
;
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 
;
_cod_original_cell_volume        1779.3(15)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7213833