Reversible CO exchange at platinum(0). An example of similar complex properties produced by ligands with very different stereoelectronic characteristics.
Forrest, Sebastian J. K.; Pringle, Paul G.; Sparkes, Hazel A.; Wass, Duncan F.; Dalton transactions (Cambridge, England : 2003) 43 (2014) 16335–16344; doi:10.1039/c4dt02303j

data_7032513
_publ_section_title
;
 Reversible CO exchange at platinum(0). An example of similar complex
 properties produced by ligands with very different stereoelectronic
 characteristics.
;
_journal_issue                   43
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              16335
_journal_page_last               16344
_journal_paper_doi               10.1039/c4dt02303j
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         'C25 H45 O P2 Pt, B C24 F20'
_chemical_formula_sum            'C49 H45 B F20 O P2 Pt'
_chemical_formula_weight         1297.69
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_audit_creation_date             2014-07-18
_audit_creation_method
;
Olex2 1.2
(compiled 2014.06.27 svn.r2953 for OlexSys, GUI svn.r4855)
;
_cell_angle_alpha                93.138(4)
_cell_angle_beta                 106.589(4)
_cell_angle_gamma                90.129(4)
_cell_formula_units_Z            4
_cell_length_a                   14.3193(7)
_cell_length_b                   15.3989(8)
_cell_length_c                   23.2615(11)
_cell_measurement_reflns_used    3414
_cell_measurement_temperature    100.00
_cell_measurement_theta_max      18.986
_cell_measurement_theta_min      2.197
_cell_volume                     4907.5(4)
_computing_cell_refinement       'SAINT v8.27A (Bruker, 2012)'
_computing_data_reduction        'SAINT v8.27A (Bruker, 2012)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100.00
_diffrn_detector                 'Bruker area detector'
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 0.968
_diffrn_measured_fraction_theta_max 0.964
_diffrn_measurement_device       'Bruker Apex II kappa CCDC area detector'
_diffrn_measurement_device_type  'Bruker Apex II kappa CCDC area detector'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1485
_diffrn_reflns_av_unetI/netI     0.1989
_diffrn_reflns_Laue_measured_fraction_full 0.968
_diffrn_reflns_Laue_measured_fraction_max 0.964
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            53729
_diffrn_reflns_point_group_measured_fraction_full 0.968
_diffrn_reflns_point_group_measured_fraction_max 0.964
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.682
_diffrn_reflns_theta_min         1.504
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    3.039
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.4934
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2012/1 (Bruker,2012) was used for absorption correction.
wR2(int) was 0.0920 before and 0.0746 after correction.
The Ratio of minimum to maximum transmission is 0.6619.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.756
_exptl_crystal_description       block
_exptl_crystal_F_000             2560
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.1
_refine_diff_density_max         1.617
_refine_diff_density_min         -1.613
_refine_diff_density_rms         0.171
_refine_ls_extinction_coef       0.00382(19)
_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   0.982
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1406
_refine_ls_number_reflns         17979
_refine_ls_number_restraints     76
_refine_ls_restrained_S_all      0.980
_refine_ls_R_factor_all          0.1799
_refine_ls_R_factor_gt           0.0789
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0726P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1490
_refine_ls_wR_factor_ref         0.1877
_reflns_Friedel_coverage         0.000
_reflns_number_gt                8882
_reflns_number_total             17979
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c4dt02303j1.cif
_cod_data_source_block           1
_cod_depositor_comments          'Adding full bibliography for 7032513.cif.'
_cod_database_code               7032513
_shelxl_version_number           2013-4
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups, All Pt(H,H) groups
2. Restrained distances
 Pt1-H1D = Pt1-H1E
 1.66 with sigma of 0.003
 Pt2-H2D = Pt2-H2E
 1.66 with sigma of 0.003
 C25-H1D
 2.12 with sigma of 0.01
 H1E-C25A
 2.12 with sigma of 0.01
 C1A-H2E
 2.12 with sigma of 0.01
 C1B-H2D
 2.12 with sigma of 0.01
 Pt1-C25A \\sim Pt1-C25
 with sigma of 0.01
 O1A-C25A \\sim O1-C25
 with sigma of 0.01
 Pt2-C1A \\sim Pt2-C1B
 with sigma of 0.01
 O2-C1A \\sim O2A-C1B
 with sigma of 0.01
3. Restrained planarity
 Pt2, C1B, H2E, C1A, H2D
 with sigma of 0.01
 Pt1, H1E, C25, C25A, H1D
 with sigma of 0.01
4. Uiso/Uaniso restraints and constraints
C25A \\sim O1A \\sim C25 \\sim O1: within 2.7A with sigma of 0.002 and sigma
for terminal atoms of 0.004
C1B \\sim O2A \\sim C1A \\sim O2: within 1.7A with sigma of 0.003 and sigma for
terminal atoms of 0.006
C1B \\sim O2A \\sim C1A \\sim O2: within 1.7A with sigma of 0.003 and sigma for
terminal atoms of 0.006
Uanis(C25A) \\sim Ueq, Uanis(O1A) \\sim Ueq: with sigma of 0.003 and sigma for
terminal atoms of 0.006
5. Others
 Fixed Sof: H1D(0.82567) H1E(0.17433) O1(0.82567) C25(0.82567) H2D(0.40798)
 H2E(0.59202) O2(0.59202) C1A(0.59202) C25A(0.17433) O1A(0.17433) C1B(0.40798)
 O2A(0.40798)
6.a Secondary CH2 refined with riding coordinates:
 C9(H9A,H9B), C16(H16A,H16B), C65(H65A,H65B), C58(H58A,H58B)
6.b Aromatic/amide H refined with riding coordinates:
 C12(H12), C13(H13), C11(H11), C14(H14), C63(H63), C61(H61), C62(H62), C60(H60)
6.c Idealised Me refined as rotating group:
 C8(H8A,H8B,H8C), C18(H18A,H18B,H18C), C3(H3A,H3B,H3C), C7(H7A,H7B,H7C),
 C1(H1A,H1B,H1C), C19(H19A,H19B,H19C), C22(H22A,H22B,H22C), C6(H6A,H6B,H6C),
 C23(H23A,H23B,H23C), C24(H24A,H24B,H24C), C17(H17A,H17B,H17C), C2(H2A,H2B,H2C),
  C52(H52A,H52B,H52C), C56(H56A,H56B,H56C), C55(H55A,H55B,H55C), C51(H51A,H51B,
 H51C), C50(H50A,H50B,H50C), C57(H57A,H57B,H57C), C67(H67A,H67B,H67C), C68(H68A,
 H68B,H68C), C72(H72A,H72B,H72C), C69(H69A,H69B,H69C), C73(H73A,H73B,H73C),
 C71(H71A,H71B,H71C)
;
_shelx_res_checksum              42201
_olex2_submission_special_instructions 'No special instructions were received'