Selective Metallacyclization and Crystallographic Characterization of Structurally Related Platina-annulenes
Johnson, Charles A.; Haley, Michael M.; Rather, Elisabeth; Han, Fusen; Weakley, Timothy J. R.; Organometallics 24 (2005) 1161–; doi:10.1021/om0490987

data_4075675
_publ_section_title
;
 Selective Metallacyclization and Crystallographic Characterization of
 Structurally Related Platina-annulenes
;
_journal_issue                   6
_journal_name_full               Organometallics
_journal_page_first              1161
_journal_paper_doi               10.1021/om0490987
_journal_volume                  24
_journal_year                    2005
_chemical_formula_sum            'C58 H88 I2 P4 Pt2'
_chemical_formula_weight         1553.14
_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                 94.949(11)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   43.088(6)
_cell_length_b                   9.179(3)
_cell_length_c                   33.478(4)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      12.5
_cell_measurement_theta_min      11.6
_cell_volume                     13191(5)
_computing_cell_refinement       'MSC/AFC Diffractometer Control'
_computing_data_collection       'MSC/AFC Diffractometer Control'
_computing_data_reduction        'teXsan (MSC, 1992-1997)'
_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      293(2)
_diffrn_measured_fraction_theta_full 0.722
_diffrn_measured_fraction_theta_max 0.722
_diffrn_measurement_device_type  CAD-4
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0616
_diffrn_reflns_av_sigmaI/netI    0.1157
_diffrn_reflns_limit_h_max       44
_diffrn_reflns_limit_h_min       -45
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       35
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            6571
_diffrn_reflns_theta_full        21.99
_diffrn_reflns_theta_max         21.99
_diffrn_reflns_theta_min         1.22
_exptl_absorpt_coefficient_mu    5.302
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.564
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             6064
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.03
_refine_diff_density_max         1.178
_refine_diff_density_min         -0.843
_refine_diff_density_rms         0.214
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.960
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     595
_refine_ls_number_reflns         5836
_refine_ls_number_restraints     348
_refine_ls_restrained_S_all      0.932
_refine_ls_R_factor_all          0.1571
_refine_ls_R_factor_gt           0.0686
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1394P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1896
_refine_ls_wR_factor_ref         0.2199
_reflns_number_gt                3220
_reflns_number_total             5836
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om0490987si20041120_021408.cif
_cod_data_source_block           8
_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 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' 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               4075675