Syntheses and Characterizations of Copper(II) Polymeric Complexes Constructed from 1,2,4,5-Benzenetetracarboxylic Acid
Rong Cao; Qian Shi; Daofeng Sun; Maochun Hong; Wenghua Bi; Yingjun Zhao; Inorganic Chemistry 41 (2002) 6161–6168; doi:10.1021/ic0258577

data_4318866
_publ_section_title
;
 Syntheses and Characterizations of Copper(II) Polymeric Complexes
 Constructed from 1,2,4,5-Benzenetetracarboxylic Acid
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              6161
_journal_page_last               6168
_journal_paper_doi               10.1021/ic0258577
_journal_volume                  41
_journal_year                    2002
_chemical_formula_sum            'C25 H21 Cu2 N2 O16'
_chemical_formula_weight         732.52
_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                102.0020(10)
_cell_angle_beta                 93.833(2)
_cell_angle_gamma                105.4070(10)
_cell_formula_units_Z            2
_cell_length_a                   7.8533(6)
_cell_length_b                   9.8667(8)
_cell_length_c                   17.8567(14)
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.03
_cell_measurement_theta_min      1.18
_cell_volume                     1293.78(18)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_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  0.0361
_diffrn_reflns_av_sigmaI/netI    0.0848
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            6796
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.18
_exptl_absorpt_coefficient_mu    1.734
_exptl_crystal_colour            dark-green
_exptl_crystal_density_diffrn    1.880
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             742
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.679
_refine_diff_density_min         -0.704
_refine_diff_density_rms         0.131
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.073
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     484
_refine_ls_number_reflns         4536
_refine_ls_number_restraints     15
_refine_ls_restrained_S_all      1.071
_refine_ls_R_factor_all          0.0928
_refine_ls_R_factor_gt           0.0567
_refine_ls_shift/su_max          2.534
_refine_ls_shift/su_mean         0.005
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0655P)^2^+3.4958P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1332
_refine_ls_wR_factor_ref         0.1609
_reflns_number_gt                3206
_reflns_number_total             4536
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic0258577-2_s2_2.cif
_cod_data_source_block
'[Cu2(btec)4/4{Cu(Hbtec)2/2(4,4'-Hbpy)(H2O)2}2.4H2O]n'
_cod_database_code               4318866