Syntheses, structures and magnetic properties of a family of metal carboxylate polymers viain situ metal‒ligand reactions of benzene-1,2,3-tricarboxylic acid
Zheng, Yan-Zhen; Zhang, Yue-Biao; Tong, Ming-Liang; Xue, Wei; Chen, Xiao-Ming; Dalton Transactions  (2009) 1396–; doi:10.1039/b815843f

data_7000524
_publ_section_title
;
 Syntheses, structures and magnetic properties of a family of metal
 carboxylate polymers viain situ metal--ligand reactions of
 benzene-1,2,3-tricarboxylic acid
;
_journal_issue                   8
_journal_name_full               'Dalton Transactions'
_journal_page_first              1396
_journal_paper_doi               10.1039/b815843f
_journal_year                    2009
_chemical_formula_sum            'C20 H10 Cu3 N2 O10'
_chemical_formula_weight         628.92
_chemical_name_systematic
;
?
;
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2n 2c'
_symmetry_space_group_name_H-M   'P c a n'
_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                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.8274(6)
_cell_length_b                   12.1367(11)
_cell_length_c                   21.808(2)
_cell_measurement_reflns_used    3866
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.98
_cell_measurement_theta_min      2.511
_cell_volume                     1807.1(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      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0346
_diffrn_reflns_av_sigmaI/netI    0.0495
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            8903
_diffrn_reflns_theta_full        25.98
_diffrn_reflns_theta_max         25.98
_diffrn_reflns_theta_min         1.87
_exptl_absorpt_coefficient_mu    3.573
_exptl_absorpt_correction_T_max  0.5279
_exptl_absorpt_correction_T_min  0.4087
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            GREEN
_exptl_crystal_density_diffrn    2.312
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       BLOCK
_exptl_crystal_F_000             1244
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.27
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.430
_refine_diff_density_min         -0.577
_refine_diff_density_rms         0.129
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.069
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     160
_refine_ls_number_reflns         1772
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.069
_refine_ls_R_factor_all          0.0437
_refine_ls_R_factor_gt           0.0420
_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^)+(0.0500P)^2^+12.6182P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1263
_refine_ls_wR_factor_ref         0.1278
_reflns_number_gt                1681
_reflns_number_total             1772
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b815843f.txt
_cod_data_source_block           5
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'MULTI-SCAN' changed
to 'multi-scan' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from
2010-06-29.

'_refine_ls_hydrogen_treatment' value 'CONSTR' changed to
'constr' 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      Pcan
_cod_database_code               7000524