Destruction and reconstruction of the robust [Cu2(OOCR)4] unit during crystal structure transformations between two coordination polymers
Miao Du; Cheng-Peng Li; Jing-Min Wu; Jian-Hua Guo; Wang Guichang; Chem.Commun. 47 (2011) 8088–; doi:10.1039/c1cc12184g

data_7106636
_publ_section_title
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 Destruction and reconstruction of the robust [Cu2(OOCR)4] unit during
 crystal structure transformations between two coordination polymers
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_journal_name_full               Chem.Commun.
_journal_page_first              8088
_journal_paper_doi               10.1039/c1cc12184g
_journal_volume                  47
_journal_year                    2011
_chemical_formula_sum            'C12 H10 Br2 Cu N2 O6'
_chemical_formula_weight         501.58
_chemical_name_systematic
;
?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 93.681(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   25.981(3)
_cell_length_b                   11.2127(11)
_cell_length_c                   11.0879(11)
_cell_measurement_reflns_used    4273
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.66
_cell_measurement_theta_min      2.67
_cell_volume                     3223.4(6)
_computing_cell_refinement       'Bruker APEX II'
_computing_data_collection       'Bruker APEX II'
_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      296(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'APEX II 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  0.0205
_diffrn_reflns_av_sigmaI/netI    0.0226
_diffrn_reflns_limit_h_max       30
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            8096
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.57
_exptl_absorpt_coefficient_mu    6.343
_exptl_absorpt_correction_T_max  1.000000
_exptl_absorpt_correction_T_min  0.615262
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            Blue
_exptl_crystal_density_diffrn    2.067
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             1944
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.840
_refine_diff_density_min         -0.742
_refine_diff_density_rms         0.069
_refine_ls_extinction_coef       0.00253(9)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     211
_refine_ls_number_reflns         2847
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0290
_refine_ls_R_factor_gt           0.0244
_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^)+(0.0246P)^2^+8.7615P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0563
_refine_ls_wR_factor_ref         0.0584
_reflns_number_gt                2545
_reflns_number_total             2847
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1cc12184g.txt
_cod_data_source_block           2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'None' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7106636