The coordination chemistry of perfluorovinyl substituted phosphine ligands, a crystallographic and spectroscopic study. Co-crystallisation of both cis- and trans-isomers of [PtCl2{PiPr2(CFCF2)}2] within the same unit cell
Barnes, Nicholas A.; Brisdon, Alan K.; Brown, F. R. William; Cross, Wendy I.; Herbert, Christopher J.; Pritchard, Robin G.; Sadiq, Ghazala; Dalton Transactions  (2008) 101–; doi:10.1039/b711825b

data_7003090
_publ_section_title
;
 The coordination chemistry of perfluorovinyl substituted phosphine
 ligands, a crystallographic and spectroscopic study.
 Co-crystallisation of both cis- and trans-isomers of
 [PtCl2{PiPr2(CF&#xE001;CF2)}2] within the same unit cell
;
_journal_issue                   1
_journal_name_full               'Dalton Transactions'
_journal_page_first              101
_journal_paper_doi               10.1039/b711825b
_journal_year                    2008
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C20 H10 Br2 F12 P2 Pd1'
_chemical_formula_sum            'C20 H10 Br2 F12 P2 Pd'
_chemical_formula_weight         806.44
_chemical_name_systematic
;
bis(phenylbisperfluorovinylphosphine)palladium(II) bromide
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.3
_audit_creation_date             2007-07-03T23:36:53-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                109.062(10)
_cell_angle_beta                 102.91(2)
_cell_angle_gamma                99.26(2)
_cell_formula_units_Z            1
_cell_length_a                   9.105(2)
_cell_length_b                   10.0130(10)
_cell_length_c                   7.8700(10)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      36
_cell_measurement_theta_min      25
_cell_measurement_wavelength     1.5418
_cell_volume                     639.4(2)
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-86 (Sheldrick, 1986)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.938
_diffrn_measured_fraction_theta_max 0.938
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0565
_diffrn_reflns_av_unetI/netI     0.0577
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            2191
_diffrn_reflns_theta_full        64.99
_diffrn_reflns_theta_max         64.99
_diffrn_reflns_theta_min         6.81
_exptl_absorpt_coefficient_mu    11.628
_exptl_absorpt_correction_T_max  0.2744
_exptl_absorpt_correction_T_min  0.1091
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details
;
North A.C.T., Phillips D.C. & Mathews F.S. (1968) Acta. Cryst. A24, 351
Number of psi-scan sets used was 4
Theta correction was applied.
Averaged transmission function was used.
No Fourier smoothing was applied.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    2.095
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             384
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.775
_refine_diff_density_min         -1.081
_refine_diff_density_rms         0.14
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.07
_refine_ls_hydrogen_treatment    fixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     169
_refine_ls_number_reflns         2048
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.07
_refine_ls_R_factor_all          0.0864
_refine_ls_R_factor_gt           0.0576
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1024P)^2^+0.9402P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1562
_refine_ls_wR_factor_ref         0.1745
_reflns_number_gt                1474
_reflns_number_total             2048
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b711825b.txt
_cod_data_source_block           PdBrPhpfv2
_cod_original_cell_volume        639.34(17)
_cod_database_code               7003090