Three new 1D Cu(II) coordination polymers and a binuclear Cu(II) complex of two pyrazole derived Schiff base ligands: Heterocyclic ring substitution and anion dependent structural variations - Spectral studies
Saugata Konar; Atanu Jana; Kinsuk Das; Sangita Ray; Sudipta Chatterjee; Susanta Kumar Kar; Inorganica Chimica Acta 395 (2013) 1–10; doi:10.1016/j.ica.2012.10.013

data_1512843
_publ_section_title
;
 Three new 1D Cu(II) coordination polymers and a binuclear Cu(II) complex
 of two pyrazole derived Schiff base ligands: Heterocyclic ring
 substitution and anion dependent structural variations - Spectral studies
;
_journal_name_full
;
Inorganica Chimica Acta
;
_journal_page_first              1
_journal_page_last               10
_journal_paper_doi               10.1016/j.ica.2012.10.013
_journal_volume                  395
_journal_year                    2013
_chemical_formula_moiety         'C26 H22 Cl2 Cu2 N8 O6'
_chemical_formula_sum            'C26 H22 Cl2 Cu2 N8 O6'
_chemical_formula_weight         740.52
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.524(4)
_cell_length_b                   7.958(2)
_cell_length_c                   21.913(4)
_cell_measurement_reflns_used    9863
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.7
_cell_measurement_theta_min      1.9
_cell_volume                     2881.5(11)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WINGX V1.80.05'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(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  0.0571
_diffrn_reflns_av_sigmaI/netI    0.0377
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            9863
_diffrn_reflns_theta_full        25.68
_diffrn_reflns_theta_max         25.68
_diffrn_reflns_theta_min         1.86
_exptl_absorpt_coefficient_mu    1.719
_exptl_absorpt_correction_T_max  0.8559
_exptl_absorpt_correction_T_min  0.8217
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            Green
_exptl_crystal_density_diffrn    1.707
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Rectangular
_exptl_crystal_F_000             1496
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.11
_refine_diff_density_max         1.002
_refine_diff_density_min         -0.342
_refine_diff_density_rms         0.097
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.138
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     208
_refine_ls_number_reflns         2729
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.138
_refine_ls_R_factor_all          0.0705
_refine_ls_R_factor_gt           0.0587
_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^)+(0.0572P)^2^+14.4960P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1441
_refine_ls_wR_factor_ref         0.1497
_reflns_number_gt                1577
_reflns_number_total             2729
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ICA-2013-395-1-10-1.cif
_cod_data_source_block           sksk31
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Empirical' changed to
'empirical' according to the built-in table from CIF Core dictionary
named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_database_code               1512843