A novel, rigid diphosphine with an active NHC spacer; di- and trinuclear complexes of d10 coinage metals
Pengfei Ai; Andreas A. Danopoulos; Pierre Braunstein; Kirill Yu. Monakhovc; Chem.Commun. 50 (2013) 103–; doi:10.1039/c3cc47370h

data_7110162
_publ_section_title
;
 A novel, rigid diphosphine with an active NHC spacer; di- and trinuclear
 complexes of d10 coinage metals
;
_journal_name_full               Chem.Commun.
_journal_page_first              103
_journal_paper_doi               10.1039/c3cc47370h
_journal_volume                  50
_journal_year                    2013
_chemical_formula_moiety         'C19 H39 N2 P2, C F3 O3 S'
_chemical_formula_sum            'C20 H39 F3 N2 O3 P2 S'
_chemical_formula_weight         506.53
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 93.356(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.9434(18)
_cell_length_b                   11.9397(18)
_cell_length_c                   20.730(3)
_cell_measurement_reflns_used    2691
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.60
_cell_measurement_theta_min      2.41
_cell_volume                     2951.0(8)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  triumph
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0703
_diffrn_reflns_av_sigmaI/netI    0.0957
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            20827
_diffrn_reflns_theta_full        28.14
_diffrn_reflns_theta_max         28.14
_diffrn_reflns_theta_min         1.71
_exptl_absorpt_coefficient_mu    0.257
_exptl_absorpt_correction_T_max  0.9747
_exptl_absorpt_correction_T_min  0.9385
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.140
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1080
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_platon_squeeze_details
;
The residual electron density was assigned to half a molecule of the
tetrahydrofuran [85/4= 21 e per asymmetric unit; half a molecule of 
C4H8O1 would give 20 e]. 
;
_refine_diff_density_max         0.474
_refine_diff_density_min         -0.297
_refine_diff_density_rms         0.075
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     292
_refine_ls_number_reflns         7188
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.1344
_refine_ls_R_factor_gt           0.0806
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0887P)^2^+2.3197P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1835
_refine_ls_wR_factor_ref         0.2026
_reflns_number_gt                4281
_reflns_number_total             7188
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c3cc47370h.txt
_cod_data_source_block           pbpa130723
_cod_original_cell_volume        2951.1(8)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7110162