The effect of different ligand substituents on the chemistry of a zinc‒pyrazole anion host
Day, Jonathan; Marriott, Katie E. R.; Kilner, Colin A.; Halcrow, Malcolm A.; New Journal of Chemistry 34 (2010) 52–; doi:10.1039/b9nj00412b

data_7053294
_publ_section_title
;
 The effect of different ligand substituents on the chemistry of a
 zinc--pyrazole anion host
;
_journal_issue                   1
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              52
_journal_paper_doi               10.1039/b9nj00412b
_journal_volume                  34
_journal_year                    2010
_chemical_formula_moiety         'C18 H28 Cl2 N4 Zn'
_chemical_formula_sum            'C18 H28 Cl2 N4 Zn'
_chemical_formula_weight         436.71
_chemical_name_common            Bis(5-cyclohexylpyrazole)dichlorozinc(ii)
_chemical_name_systematic
;
Bis(5-cyclohexylpyrazole)dichlorozinc(II)
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/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                 97.665(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.6333(9)
_cell_length_b                   11.5074(11)
_cell_length_c                   17.8610(17)
_cell_measurement_reflns_used    37946
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.95
_cell_measurement_theta_min      2.11
_cell_volume                     2166.0(3)
_computing_cell_refinement       'APEX 2 software, Bruker Nonius 2004'
_computing_data_collection       'APEX 2 software, Bruker Nonius 2004'
_computing_data_reduction        'SAINT, Bruker Nonius 2004'
_computing_molecular_graphics    'XSEED (Barbour, 2003)'
_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 '120 microns'
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker X8 Apex diffractometer'
_diffrn_measurement_method       'Rotation images'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0271
_diffrn_reflns_av_sigmaI/netI    0.0162
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            37946
_diffrn_reflns_theta_full        27.95
_diffrn_reflns_theta_max         27.95
_diffrn_reflns_theta_min         2.11
_exptl_absorpt_coefficient_mu    1.389
_exptl_absorpt_correction_T_max  0.963
_exptl_absorpt_correction_T_min  0.889
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Sheldrick, G. M. (2002). SADABS v. 2.03. University of
G/ottingen, Germany.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.339
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'Rectangular prism'
_exptl_crystal_F_000             912
_exptl_crystal_size_max          0.27
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.282
_refine_diff_density_min         -0.207
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     226
_refine_ls_number_reflns         5178
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0256
_refine_ls_R_factor_gt           0.0203
_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^)+(0.0223P)^2^+0.6971P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0505
_refine_ls_wR_factor_ref         0.0532
_reflns_number_gt                4562
_reflns_number_total             5178
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b9nj00412b.txt
_cod_data_source_block           jd4
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7053294