Syntheses, structures and magnetism of linear tri- and tetra-copper chains containing anions of N,N′-bis(pyrimidine-2-yl)formamidine
Chan, Zhi-Kai; Lin, Chia-Her; Wang, Chih-Chieh; Chen, Jhy-Der; Wang, Ju-Chun; Liu, C. W.; Dalton Transactions  (2008) 2183–2189; doi:10.1039/b715995a

data_7003418
_publ_section_title
;
 Syntheses, structures and magnetism of linear tri- and tetra-copper
 chains containing anions of
 N,N&#x2032;-bis(pyrimidine-2-yl)formamidine
;
_journal_issue                   16
_journal_name_full               'Dalton Transactions'
_journal_page_first              2183
_journal_page_last               2189
_journal_paper_doi               10.1039/b715995a
_journal_year                    2008
_chemical_formula_sum            'C36 H34 Cl2 Cu4 N24 O3'
_chemical_formula_weight         1175.93
_chemical_name_systematic
;
?
;
_space_group_IT_number           13
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yac'
_symmetry_space_group_name_H-M   'P 1 2/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 112.658(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   15.449(3)
_cell_length_b                   9.2458(15)
_cell_length_c                   17.828(3)
_cell_measurement_reflns_used    793
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      25.04
_cell_measurement_theta_min      2.22
_cell_volume                     2350.0(7)
_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      298(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_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  0.0207
_diffrn_reflns_av_sigmaI/netI    0.0245
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            7035
_diffrn_reflns_theta_full        25.07
_diffrn_reflns_theta_max         25.07
_diffrn_reflns_theta_min         2.20
_exptl_absorpt_coefficient_mu    1.964
_exptl_absorpt_correction_T_max  0.9356
_exptl_absorpt_correction_T_min  0.7153
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            dark
_exptl_crystal_density_diffrn    1.662
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1184
_exptl_crystal_size_max          0.64
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.569
_refine_diff_density_min         -0.864
_refine_diff_density_rms         0.132
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.074
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     313
_refine_ls_number_reflns         4127
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.074
_refine_ls_R_factor_all          0.0966
_refine_ls_R_factor_gt           0.0641
_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^)+(0.1230P)^2^+9.7826P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1992
_refine_ls_wR_factor_ref         0.2369
_reflns_number_gt                2809
_reflns_number_total             4127
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b715995a.txt
_cod_data_source_block           4
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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      P2/n
_cod_database_code               7003418