Homoleptic zinc(II) complexes with first and second coordination shells of 5-tert-butylpyrazole.
Renard, Sylvie L.; Sylvestre, Isabelle; Barrett, Simon A.; Kilner, Colin A.; Halcrow, Malcolm A.; Inorganic chemistry 45 (2006) 8711–8718; doi:10.1021/ic052144q

data_4350170
_publ_section_title
;
 Homoleptic zinc(II) complexes with first and second coordination shells
 of 5-tert-butylpyrazole.
;
_journal_issue                   21
_journal_name_full               'Inorganic chemistry'
_journal_page_first              8711
_journal_page_last               8718
_journal_paper_doi               10.1021/ic052144q
_journal_volume                  45
_journal_year                    2006
_chemical_formula_moiety         '? C28 H48 N8 Zn, 4[C7 H12 N2], 2[Cl O4]'
_chemical_formula_sum            'C56 H96 Cl2 N16 O8 Zn'
_chemical_formula_weight         1257.76
_chemical_name_systematic
; 
Tetrakis[5-tertbutylpyrazole]zinc(II) tetrakis[5-tertbutylpyrazole]
diperchlorate (compound 3)
;
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_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                87.2741(4)
_cell_angle_beta                 72.4221(5)
_cell_angle_gamma                89.6037(5)
_cell_formula_units_Z            2
_cell_length_a                   13.2821(1)
_cell_length_b                   13.2855(2)
_cell_length_c                   20.8585(3)
_cell_measurement_reflns_used    71569
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.52
_cell_measurement_theta_min      1.03
_cell_volume                     3504.74(8)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 1999)'
_computing_data_reduction        'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'ORTEX (McArdle, 1995)'
_computing_publication_material  'local program'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type
'Nonius KappaCCD area detector diffractometer'
_diffrn_measurement_method       '\w and \f 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  0.0727
_diffrn_reflns_av_sigmaI/netI    0.0481
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            71569
_diffrn_reflns_theta_full        27.52
_diffrn_reflns_theta_max         27.52
_diffrn_reflns_theta_min         1.03
_exptl_absorpt_coefficient_mu    0.485
_exptl_absorpt_correction_T_max  0.918
_exptl_absorpt_correction_T_min  0.856
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 Using multiple and symmetry-related data measurements via the program SORTAV
 See R.H. Blessing, Acta Cryst (1995), A51, 33-38 
;
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.192
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             1344
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.814
_refine_diff_density_min         -0.587
_refine_diff_density_rms         0.088
_refine_ls_extinction_coef       0.0090(12)
_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   1.024
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     823
_refine_ls_number_reflns         16056
_refine_ls_number_restraints     100
_refine_ls_restrained_S_all      1.051
_refine_ls_R_factor_all          0.0832
_refine_ls_R_factor_gt           0.0596
_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^)+(0.1003P)^2^+1.9373P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1645
_refine_ls_wR_factor_ref         0.1835
_reflns_number_gt                11959
_reflns_number_total             16056
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic052144qsi20051216_045557.cif
_cod_data_source_block           c:\datasets\leeds\sr55\sr55
_cod_depositor_comments
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The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Triclinic' was changed to
'triclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
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_cod_database_code               4350170