The role of acid in the formation of hydrogen-bonded networks featuring 4,4?-dicarboxy-2,2?-bipyridine (H2dcbp): Synthesis, structural and magnetic characterisation of {[Cu(H2dcbp)Cl2]�H2O}2 and [Cu(H2dcbp)(NO3)2(H2O)]
Tynan, Eithne; Jensen, Paul; Lees, Anthea C.; Moubaraki, Boujemaa; Murray, Keith S.; Kruger, Paul E.; CrystEngComm 7 (2005) 90–; doi:10.1039/b417520d

data_7203709
_publ_section_title
;
 The role of acid in the formation of hydrogen-bonded networks
 featuring 4,4?-dicarboxy-2,2?-bipyridine (H2dcbp): Synthesis,
 structural and magnetic characterisation of
 {[Cu(H2dcbp)Cl2]&#xFFFD;H2O}2 and [Cu(H2dcbp)(NO3)2(H2O)]
;
_journal_issue                   13
_journal_name_full               CrystEngComm
_journal_page_first              90
_journal_paper_doi               10.1039/b417520d
_journal_volume                  7
_journal_year                    2005
_chemical_formula_moiety         Cu2(H2dcbp)2Cl4.2H2O
_chemical_formula_sum            'C12 H10 Cl2 Cu N2 O5'
_chemical_formula_weight         396.66
_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                108.400(3)
_cell_angle_beta                 98.483(3)
_cell_angle_gamma                108.720(3)
_cell_formula_units_Z            2
_cell_length_a                   7.2504(16)
_cell_length_b                   9.346(2)
_cell_length_c                   11.785(3)
_cell_measurement_temperature    153(2)
_cell_volume                     689.6(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      153(2)
_diffrn_measured_fraction_theta_full 0.889
_diffrn_measured_fraction_theta_max 0.889
_diffrn_measurement_device_type  'Bruker SMART APEX CCD'
_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  0.0323
_diffrn_reflns_av_sigmaI/netI    0.0326
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            7458
_diffrn_reflns_theta_full        27.98
_diffrn_reflns_theta_max         27.98
_diffrn_reflns_theta_min         1.90
_exptl_absorpt_coefficient_mu    1.996
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.570
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.910
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             398
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.814
_refine_diff_density_min         -0.656
_refine_diff_density_rms         0.101
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.096
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     215
_refine_ls_number_reflns         2962
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.096
_refine_ls_R_factor_all          0.0364
_refine_ls_R_factor_gt           0.0337
_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^)+(0.0606P)^2^+0.0524P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0933
_refine_ls_wR_factor_ref         0.0947
_reflns_number_gt                2725
_reflns_number_total             2962
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b417520d.txt
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7203709