A trigonal and hindered tertiary phosphine ligand rendered anionic by a niobate anchor: Formation of zwitterionic M(i) (M = Cu, Ag, Au, Rh) complexes
Creutz, Sidney E.; Krummenacher, Ivo; Clough, Christopher R.; Cummins, Christopher C.; Chemical Science 2 (2011) 2166–; doi:10.1039/c1sc00375e

data_1515558
_publ_section_title
;
 A trigonal and hindered tertiary phosphine ligand rendered anionic by a
 niobate anchor: Formation of zwitterionic M(i) (M = Cu, Ag, Au, Rh)
 complexes
;
_journal_issue                   11
_journal_name_full               'Chemical Science'
_journal_page_first              2166
_journal_paper_doi               10.1039/c1sc00375e
_journal_volume                  2
_journal_year                    2011
_chemical_formula_sum            'C95 H118 Au N3 Nb O5.5 P S'
_chemical_formula_weight         1742.83
_chemical_name_common
;
(THT)AuP(Ph2CCO)3Nb(N[CH2tBu]Ar)3 2.5.THF
;
_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                 116.938(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   26.964(4)
_cell_length_b                   14.146(2)
_cell_length_c                   24.947(4)
_cell_measurement_reflns_used    9010
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      31.35
_cell_measurement_theta_min      2.34
_cell_volume                     8483(2)
_computing_cell_refinement       'SAINT 7.46A (Bruker-AXS, 2009)'
_computing_data_collection       'APEX2 v2009.3.0 (Bruker-AXS, 2009)'
_computing_data_reduction        'SAINT 7.46A (Bruker-AXS, 2009)'
_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      100(2)
_diffrn_detector_area_resol_mean 8.3
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker Smart APEX CCD'
_diffrn_measurement_method       'omega and phi scans'
_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  0.0623
_diffrn_reflns_av_sigmaI/netI    0.0341
_diffrn_reflns_limit_h_max       37
_diffrn_reflns_limit_h_min       -37
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            221113
_diffrn_reflns_theta_full        29.57
_diffrn_reflns_theta_max         29.57
_diffrn_reflns_theta_min         1.63
_exptl_absorpt_coefficient_mu    1.960
_exptl_absorpt_correction_T_max  0.5077
_exptl_absorpt_correction_T_min  0.4724
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2009)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.365
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3616
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.45
_exptl_crystal_size_min          0.40
_refine_diff_density_max         2.068
_refine_diff_density_min         -1.347
_refine_diff_density_rms         0.120
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1006
_refine_ls_number_reflns         23816
_refine_ls_number_restraints     186
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0572
_refine_ls_R_factor_gt           0.0397
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0361P)^2^+34.2332P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0924
_refine_ls_wR_factor_ref         0.1032
_reflns_number_gt                19101
_reflns_number_total             23816
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1sc00375e.txt
_cod_data_source_block           09262
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_original_formula_sum        'C95 H118 Au N3 Nb O5.50 P S'
_cod_database_code               1515558