Copper(II) complexes of 2-halo-3-methylpyridine: synthesis, structure, and magnetic behaviour of Cu(2-X-3-CH(3)py)2X'2 [X, X' = chlorine or bromine; py = pyridine].
Herringer, Susan N.; Turnbull, Mark M.; Landee, Christopher P.; Wikaira, Jan L.; Dalton transactions (Cambridge, England : 2003) 40 (2011) 4242–4252; doi:10.1039/c0dt01696a

data_7015520
_publ_section_title
;
 Copper(II) complexes of 2-halo-3-methylpyridine: synthesis, structure,
 and magnetic behaviour of Cu(2-X-3-CH(3)py)2X'2 [X, X' = chlorine or
 bromine; py = pyridine].
;
_journal_issue                   16
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4242
_journal_page_last               4252
_journal_paper_doi               10.1039/c0dt01696a
_journal_volume                  40
_journal_year                    2011
_chemical_formula_sum            'C12 H12 Br2 Cl2 Cu N2'
_chemical_formula_weight         478.50
_chemical_name_systematic
;
bis(2-chloro-3-methylpyridine)dibromocopper (II)
;
_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                80.2350(10)
_cell_angle_beta                 69.8130(10)
_cell_angle_gamma                64.1000(10)
_cell_formula_units_Z            2
_cell_length_a                   8.6644(2)
_cell_length_b                   8.9944(2)
_cell_length_c                   11.9792(3)
_cell_measurement_reflns_used    9911
_cell_measurement_temperature    111(2)
_cell_measurement_theta_max      30.36
_cell_measurement_theta_min      2.52
_cell_volume                     788.00(3)
_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, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      111(2)
_diffrn_measured_fraction_theta_full 0.980
_diffrn_measured_fraction_theta_max 0.980
_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  0.0308
_diffrn_reflns_av_sigmaI/netI    0.0244
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            21224
_diffrn_reflns_theta_full        30.43
_diffrn_reflns_theta_max         30.43
_diffrn_reflns_theta_min         1.81
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    6.782
_exptl_absorpt_correction_T_max  0.3169
_exptl_absorpt_correction_T_min  0.2131
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'via SADABS'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    2.017
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             462
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.804
_refine_diff_density_min         -0.533
_refine_diff_density_rms         0.139
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.163
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     174
_refine_ls_number_reflns         4686
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.163
_refine_ls_R_factor_all          0.0302
_refine_ls_R_factor_gt           0.0235
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0395P)^2^+0.1919P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0622
_refine_ls_wR_factor_ref         0.0738
_reflns_number_gt                4109
_reflns_number_total             4686
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0dt01696a.txt
_cod_data_source_block           snhlr_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 1555 2011-01-17 13:19:09Z saulius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7015520