Divalent metal homophthalate coordination polymers with long-spanning dipyridyl ligands containing piperazine moieties
Ciana M. Rogers; Curtis Y. Wang; Gregory A. Farnum; Robert L. LaDuca; Inorganica Chimica Acta 403 (2013) 78–84; doi:

data_1517646
_publ_section_title
;
 Divalent metal homophthalate coordination polymers with long-spanning
 dipyridyl ligands containing piperazine moieties
;
_journal_name_full
;
Inorganica Chimica Acta
;
_journal_page_first              78
_journal_page_last               84
_journal_volume                  403
_journal_year                    2013
_chemical_formula_sum            'C34 H32 N4 O8 Zn2'
_chemical_formula_weight         755.38
_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
_cell_angle_alpha                92.643(3)
_cell_angle_beta                 107.411(3)
_cell_angle_gamma                106.529(4)
_cell_formula_units_Z            1
_cell_length_a                   7.775(2)
_cell_length_b                   10.371(3)
_cell_length_c                   10.484(3)
_cell_measurement_reflns_used    6117
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28.26
_cell_measurement_theta_min      2.70
_cell_volume                     765.3(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.922
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \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  0.0474
_diffrn_reflns_av_sigmaI/netI    0.0476
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            13330
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.62
_diffrn_reflns_theta_min         2.06
_exptl_absorpt_coefficient_mu    1.629
_exptl_absorpt_correction_T_max  0.8807
_exptl_absorpt_correction_T_min  0.6997
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.639
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             388
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.393
_refine_diff_density_min         -0.342
_refine_diff_density_rms         0.080
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     217
_refine_ls_number_reflns         3615
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0452
_refine_ls_R_factor_gt           0.0335
_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^)+(0.0340P)^2^+0.2295P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0731
_refine_ls_wR_factor_ref         0.0784
_reflns_number_gt                2991
_reflns_number_total             3615
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ICA-2013-403-78-84-3.cif
_cod_data_source_block           p1b
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1517646