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_7003086
_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_formula_moiety         'C29 H20 Cl1 F6 O1 P2 Rh1'
_chemical_formula_sum            'C29 H20 Cl F6 O P2 Rh'
_chemical_formula_weight         698.75
_chemical_name_systematic
;
trans-[RhCl(CO){PPh2(CF=CF2)}2]
;
_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                 114.83(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.688(2)
_cell_length_b                   23.638(3)
_cell_length_c                   11.873(2)
_cell_measurement_temperature    293(2)
_cell_volume                     2977.0(9)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0360
_diffrn_reflns_av_sigmaI/netI    0.0544
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            5474
_diffrn_reflns_theta_full        24.97
_diffrn_reflns_theta_max         24.97
_diffrn_reflns_theta_min         1.72
_exptl_absorpt_coefficient_mu    0.830
_exptl_absorpt_correction_T_max  0.9216
_exptl_absorpt_correction_T_min  0.8194
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
R.H. Blessing, Acta Cryst. (1995), A51, 33-38
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.559
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1392
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.499
_refine_diff_density_min         -0.332
_refine_diff_density_rms         0.076
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    fixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     361
_refine_ls_number_reflns         5211
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.1203
_refine_ls_R_factor_gt           0.0601
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0840P)^2^+1.1243P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1411
_refine_ls_wR_factor_ref         0.1744
_reflns_number_gt                2974
_reflns_number_total             5211
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b711825b.txt
_cod_data_source_block           akb05new
_cod_original_cell_volume        2976.9(8)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7003086