Organizing chain and square-grid architectures by employing coordination bonds between inorganic and organic components. New coordination polymers formed from Cd(II), Co(II) and Cu(II) nitrate salts and 1,4-bis(4-pyridyl)butadiyne
Zaman, Md. Badruz; Smith, Mark D.; zur Loye, Hans-Conrad; Chemistry of Materials  (2001) –; doi:

data_4000082
_publ_section_title
;
Organizing chain and square-grid architectures by
employing coordination bonds between inorganic and
organic components.  New coordination polymers formed
from Cd(II), Co(II) and Cu(II) nitrate salts and
1,4-bis(4-pyridyl)butadiyne
;
_journal_name_full               'Chemistry of Materials'
_journal_year                    2001
_chemical_formula_moiety
;
Co(C14H8N2)4/2 (NO3)2 CH2Cl2
;
_chemical_formula_sum            'C29 H18 Cl2 Co N6 O6'
_chemical_formula_weight         676.32
_space_group_IT_number           20
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'C 2c 2'
_symmetry_space_group_name_H-M   'C 2 2 21'
_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                   14.0364(12)
_cell_length_b                   23.7595(19)
_cell_length_c                   8.9706(7)
_cell_measurement_reflns_used    9179
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      26.355
_cell_measurement_theta_min      2.828
_cell_volume                     2991.7(4)
_diffrn_ambient_temperature      173(2)
_diffrn_measurement_device_type  'Bruker SMART APEX CCD diffractometer'
_diffrn_measurement_method       '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  0.0234
_diffrn_reflns_av_sigmaI/netI    0.0266
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            10029
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         1.69
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    0.805
_exptl_absorpt_correction_T_max  0.9828
_exptl_absorpt_correction_T_min  0.8438
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS, Bruker, 1997)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.502
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       chunk
_exptl_crystal_F_000             1372
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.38
_exptl_crystal_size_min          0.30
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.003(18)
_refine_ls_extinction_coef       ?
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     200
_refine_ls_number_reflns         3072
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0365
_refine_ls_R_factor_gt           0.0353
_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^)+(0.0607P)^2^+2.5714P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0974
_refine_ls_wR_factor_ref         0.0980
_reflns_number_gt                2925
_reflns_number_total             3072
_reflns_threshold_expression     >2sigma(I)
_cod_database_code               4000082