Anion-directed assembly of supramolecular zinc(ii) halides with N,N′-bis-4-methyl-pyridyl oxalamide
Tzeng, Biing-Chiau; Chen, Bo-So; Lee, Shih-Yang; Liu, Wei-Hsin; Lee, Gene-Hsiang; Peng, Shie-Ming; New Journal of Chemistry 29 (2005) 1254–; doi:10.1039/b508293e

data_7050012
_publ_section_title
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 Anion-directed assembly of supramolecular zinc(ii) halides with
 N,N&#x2032;-bis-4-methyl-pyridyl oxalamide
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_journal_issue                   10
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              1254
_journal_paper_doi               10.1039/b508293e
_journal_volume                  29
_journal_year                    2005
_chemical_formula_sum            'C16 H22 Br2 N4 O4 Zn'
_chemical_formula_weight         559.57
_chemical_name_systematic
;
?
;
_space_group_IT_number           52
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2a 2bc'
_symmetry_space_group_name_H-M   'P n n a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.5852(11)
_cell_length_b                   12.1545(17)
_cell_length_c                   22.829(3)
_cell_measurement_reflns_used    all
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      28.36
_cell_measurement_theta_min      1.78
_cell_volume                     2104.7(5)
_computing_cell_refinement       DENZO-SMN
_computing_data_collection       'NONIUS COLLECT'
_computing_data_reduction        DENZO-SMN
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(1)
_diffrn_measured_fraction_theta_full 0.968
_diffrn_measured_fraction_theta_max 0.968
_diffrn_measurement_device_type  'NONIUS KappaCCD'
_diffrn_measurement_method       '\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  0.0708
_diffrn_reflns_av_sigmaI/netI    0.0546
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            11990
_diffrn_reflns_theta_full        28.36
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.79
_exptl_absorpt_coefficient_mu    4.974
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.564
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             968
_exptl_crystal_size_max          0.400
_exptl_crystal_size_mid          0.075
_exptl_crystal_size_min          0.070
_refine_diff_density_max         0.773
_refine_diff_density_min         -0.321
_refine_diff_density_rms         0.079
_refine_ls_extinction_coef       0.0000(3)
_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   1.039
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     126
_refine_ls_number_reflns         2547
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0484
_refine_ls_R_factor_gt           0.0339
_refine_ls_shift/su_max          8.275
_refine_ls_shift/su_mean         0.144
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0463P)^2^+0.9609P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0812
_refine_ls_wR_factor_ref         0.0887
_reflns_number_gt                1614
_reflns_number_total             2294
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b508293e.txt
_cod_data_source_block           boso081m
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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      Pnna
_cod_database_code               7050012