Molecular rectangles from platinum(ii) and bridging dicarbene, diisocyanide and 4,4'-bipyridine ligands.
Schmidtendorf, Markus; Pape, Tania; Hahn, F. Ekkehardt; Dalton transactions (Cambridge, England : 2003) 42 (2013) 16128–16141; doi:10.1039/c3dt51813b

data_7023709
_publ_section_title
;
 Molecular rectangles from platinum(ii) and bridging dicarbene,
 diisocyanide and 4,4'-bipyridine ligands.
;
_journal_issue                   45
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              16128
_journal_page_last               16141
_journal_paper_doi               10.1039/c3dt51813b
_journal_volume                  42
_journal_year                    2013
_chemical_formula_sum            'C75 H85 Br4 Cl6 N4 O0.5 P4 Pt2'
_chemical_formula_weight         2096.87
_chemical_name_systematic
;
  ?
;
_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                 99.0060(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.8875(5)
_cell_length_b                   39.2195(19)
_cell_length_c                   21.2620(10)
_cell_measurement_reflns_used    900
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      22.5
_cell_measurement_theta_min      1
_cell_volume                     8143.4(7)
_computing_cell_refinement       'APEX2(Bruker AXS, 2007)'
_computing_data_collection       'APEX2(Bruker AXS, 2007)'
_computing_data_reduction        'SAINT,SADABS (Bruker AXS, 2007 )'
_computing_molecular_graphics
;
ORTEP3,L.J. Farrugia, J. Appl. Cryst. (1997) 30, 565
;
_computing_structure_refinement
;
SHELXL-97, G. M. Sheldrick, Acta Cryst. (2008) A64, 112-122
;
_computing_structure_solution
;
SHELXS-97 , G. M. Sheldrick, Acta Cryst. (2008) A64, 112-122
;
_diffrn_ambient_temperature      153(2)
_diffrn_detector_area_resol_mean 80
_diffrn_measured_fraction_theta_full 0.937
_diffrn_measured_fraction_theta_max 0.937
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'Omega and Phi scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0464
_diffrn_reflns_av_sigmaI/netI    0.0492
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       58
_diffrn_reflns_limit_k_min       -56
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            100747
_diffrn_reflns_theta_full        31.97
_diffrn_reflns_theta_max         31.97
_diffrn_reflns_theta_min         1.04
_exptl_absorpt_coefficient_mu    5.714
_exptl_absorpt_correction_T_max  0.6905
_exptl_absorpt_correction_T_min  0.3945
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
  Corrections were done with the SADABS program, utilizing the none merged
  raw data obtained from the integration process. Integration and final cell
  refinement were done with SAINT.

  SADABS reports ratio of Tmin/Tmax = 0.668580

;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.710
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'transparent stick'
_exptl_crystal_F_000             4100
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.09
_exptl_crystal_size_min          0.07
_refine_diff_density_max         4.387
_refine_diff_density_min         -5.016
_refine_diff_density_rms         0.248
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     872
_refine_ls_number_reflns         26445
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0867
_refine_ls_R_factor_gt           0.0625
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0906P)^2^+67.6732P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1707
_refine_ls_wR_factor_ref         0.1834
_reflns_number_gt                19899
_reflns_number_total             26445
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt51813b.txt
_cod_data_source_block           sad4
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_original_formula_sum        'C75 H85 Br4 Cl6 N4 O0.50 P4 Pt2'
_cod_database_code               7023709