Bis(triphenyl-λ(5)-phosphanylidene)ammonium fluoride: a reactive fluoride source to access the hypervalent silicates [MenSiF5-n](-) (n = 0-3).
Bolli, Christoph; Gellhaar, Jorit; Jenne, Carsten; Keßler, Mathias; Scherer, Harald; Seeger, Helene; Uzun, Rabiya; Dalton transactions (Cambridge, England : 2003) 43 (2014) 4326–4334; doi:10.1039/c3dt52617h

data_7028923
_publ_section_title
;
 Bis(triphenyl-\l(5)-phosphanylidene)ammonium fluoride: a reactive
 fluoride source to access the hypervalent silicates [MenSiF5-n](-) (n =
 0-3).
;
_journal_issue                   11
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4326
_journal_page_last               4334
_journal_paper_doi               10.1039/c3dt52617h
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         'C36 H30 N P2, C3 H9 F2 Si'
_chemical_formula_sum            'C39 H39 F2 N P2 Si'
_chemical_formula_weight         649.74
_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                 91.026(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.4101(4)
_cell_length_b                   19.5615(7)
_cell_length_c                   15.0266(6)
_cell_measurement_reflns_used    9969
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.72
_cell_measurement_theta_min      2.77
_cell_volume                     3353.4(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    Diamond
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.970
_diffrn_measured_fraction_theta_max 0.970
_diffrn_measurement_device_type  'Bruker SMART APEX-II CCD area detector'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'double mirrors'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0217
_diffrn_reflns_av_sigmaI/netI    0.0203
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            89985
_diffrn_reflns_theta_full        34.69
_diffrn_reflns_theta_max         34.69
_diffrn_reflns_theta_min         2.45
_diffrn_source                   'ImuS microsource'
_diffrn_source_target            Mo
_exptl_absorpt_coefficient_mu    0.206
_exptl_absorpt_correction_T_max  0.9523
_exptl_absorpt_correction_T_min  0.9408
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
<i>SADABS</i>; Sheldrick, 1996
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.287
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1368
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.522
_refine_diff_density_min         -0.366
_refine_diff_density_rms         0.058
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.025
_refine_ls_hydrogen_treatment    refU
_refine_ls_matrix_type           full
_refine_ls_number_parameters     411
_refine_ls_number_reflns         14011
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.025
_refine_ls_R_factor_all          0.0432
_refine_ls_R_factor_gt           0.0348
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0501P)^2^+1.1695P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0946
_refine_ls_wR_factor_ref         0.1001
_reflns_number_gt                11846
_reflns_number_total             14011
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt52617h.txt
_cod_data_source_block           shelxl
_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/current/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      'P 21/c'
_cod_database_code               7028923