Synthesis, Structure, and Supramolecular Architecture of Benzonitrile and Pyridine Adducts of Bis(pentafluorophenyl)zinc: Pentafluorophenyl‒Aryl Interactions versus Homoaromatic Pairing
Martin, Eddy; Spendley, Claire; Mountford, Andrew J.; Coles, Simon J.; Horton, Peter N.; Hughes, David L.; Hursthouse, Michael B.; Lancaster, Simon J.; Organometallics 27 (2008) 1436–; doi:10.1021/om701127p

data_4070928
_publ_section_title
;
 Synthesis, Structure, and Supramolecular Architecture of Benzonitrile and
 Pyridine Adducts of Bis(pentafluorophenyl)zinc: Pentafluorophenyl--Aryl
 Interactions versus Homoaromatic Pairing
;
_journal_issue                   7
_journal_name_full               Organometallics
_journal_page_first              1436
_journal_paper_doi               10.1021/om701127p
_journal_volume                  27
_journal_year                    2008
_chemical_formula_sum            'C41.5 H22 F10 N2 Zn'
_chemical_formula_weight         803.98
_chemical_name_common            'Compound 2.tol'
_chemical_name_systematic
;
 Bis(4-phenylbenzonitrile)bis(pentafluorophenyl) zinc.toluene
;
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 98.45(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   13.480(3)
_cell_length_b                   30.713(6)
_cell_length_c                   16.796(3)
_cell_measurement_reflns_used    7727
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.91
_cell_volume                     6878(2)
_computing_cell_refinement       'DENZO, COLLECT'
_computing_data_reduction        'DENZO, COLLECT'
_computing_molecular_graphics    'PLATON (Spek, 1990)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker-Nonius KappaCCD Area Detector'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Bruker-Nonius FR591 rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0501
_diffrn_reflns_av_sigmaI/netI    0.0395
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       39
_diffrn_reflns_limit_k_min       -39
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            47440
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         3.06
_diffrn_standards_decay_%        negligible
_diffrn_standards_number         none
_exptl_absorpt_coefficient_mu    0.803
_exptl_absorpt_correction_T_max  0.9609
_exptl_absorpt_correction_T_min  0.7663
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2.10 (Sheldrick, G.M., 2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.553
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       slab
_exptl_crystal_F_000             3240
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.389
_refine_diff_density_min         -0.471
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     493
_refine_ls_number_reflns         7850
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0703
_refine_ls_R_factor_gt           0.0419
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0575P)^2^+4.3914P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1005
_refine_ls_wR_factor_ref         0.1101
_reflns_number_gt                5730
_reflns_number_total             7850
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om701127p-file002.cif
_cod_data_source_block           2.tol
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      C2/c
_cod_original_formula_sum        'C41.50 H22 F10 N2 Zn'
_cod_database_code               4070928