Anion-directed synthesis of metal-organic frameworks based on 2-picolinate CuII complexes: a ferromagnetic alternating chain and two unprecedented ferromagnetic fish backbone chains.
Biswas, Chaitali; Mukherjee, Pampa; Drew, Michael G. B.; Gómez-García, Carlos J; Clemente-Juan, Juan M; Ghosh, Ashutosh; Inorganic chemistry 46 (2007) 10771–10780; doi:10.1021/ic701440x

data_4339346
_publ_section_title
;
 Anion-directed synthesis of metal-organic frameworks based on
 2-picolinate CuII complexes: a ferromagnetic alternating chain and two
 unprecedented ferromagnetic fish backbone chains.
;
_journal_issue                   25
_journal_name_full               'Inorganic chemistry'
_journal_page_first              10771
_journal_page_last               10780
_journal_paper_doi               10.1021/ic701440x
_journal_volume                  46
_journal_year                    2007
_chemical_formula_sum            'C18 H14 Cl Cu2 N3 O11'
_chemical_formula_weight         610.85
_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                101.685(14)
_cell_angle_beta                 100.890(14)
_cell_angle_gamma                98.156(14)
_cell_formula_units_Z            2
_cell_length_a                   8.5757(14)
_cell_length_b                   10.2814(17)
_cell_length_c                   12.933(2)
_cell_measurement_temperature    150(2)
_cell_volume                     1077.2(3)
_computing_cell_refinement       'Crysalis, Oxford Diffraction'
_computing_data_collection       'Crysalis, Oxford Diffraction'
_computing_data_reduction        'Crysalis, Oxford Diffraction'
_computing_molecular_graphics    PLATON(Spek,2004)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.957
_diffrn_measured_fraction_theta_max 0.957
_diffrn_measurement_device       'Oxford Diffaction X-Calibur System'
_diffrn_measurement_method       '321 frames, counting time 10 s.'
_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  0.0341
_diffrn_reflns_av_sigmaI/netI    0.1058
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            7666
_diffrn_reflns_theta_full        30.00
_diffrn_reflns_theta_max         30.00
_diffrn_reflns_theta_min         2.46
_exptl_absorpt_coefficient_mu    2.167
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.719
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'ABSPACK, Oxford Diffraction Ltd'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.883
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             612
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.03
_refine_diff_density_max         1.081
_refine_diff_density_min         -1.113
_refine_diff_density_rms         0.157
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.793
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     326
_refine_ls_number_reflns         6024
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      0.794
_refine_ls_R_factor_all          0.0849
_refine_ls_R_factor_gt           0.0462
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
_refine_ls_weighting_details 
  w=1/[\s^2^(Fo^2^)+(0.0861P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1211
_refine_ls_wR_factor_ref         0.1298
_reflns_number_gt                3532
_reflns_number_total             6024
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic701440x-file001.cif
_cod_data_source_block           1
_cod_original_sg_symbol_H-M      P-1
_cod_original_formula_sum        'C18 H14 Cl Cu2 N3 O11 '
_cod_database_code               4339346