B(C6F5)3-catalyzed formation of B‒P bonds by dehydrocoupling of phosphine‒boranes
Denis, Jean-Marc; Forintos, Henrietta; Szelke, Helga; Toupet, Loic; Pham, Thi-Nhàn; Madec, Pierre-Jean; Gaumont, Annie-Claude; Chemical Communications (Cambridge, United Kingdom)  (2003) 54–55; doi:10.1039/b206559b

data_7113890
_publ_section_title
;
 B(C6F5)3-catalyzed formation of B--P bonds by dehydrocoupling of
 phosphine--boranes
;
_journal_coden_ASTM              CHCOFS
_journal_issue                   1
_journal_name_full
;
 Chemical Communications (Cambridge, United Kingdom)
;
_journal_page_first              54
_journal_page_last               55
_journal_paper_doi               10.1039/b206559b
_journal_year                    2003
_chemical_formula_sum            'C20 H6 B F15 S'
_chemical_formula_weight         574.12
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 110.101(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   17.7574(7)
_cell_length_b                   11.8948(5)
_cell_length_c                   20.2990(9)
_cell_measurement_temperature    293(2)
_cell_volume                     4026.4(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0480
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            4604
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.10
_exptl_absorpt_coefficient_mu    0.307
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.894
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2256
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.827
_refine_diff_density_min         -0.407
_refine_diff_density_rms         0.089
_refine_ls_extinction_coef       0.0002(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.055
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     335
_refine_ls_number_reflns         4604
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.1124
_refine_ls_R_factor_gt           0.0724
_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^)+(0.0978P)^2^+16.0484P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1795
_refine_ls_wR_factor_ref         0.2138
_reflns_number_gt                3119
_reflns_number_total             4604
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             7103618
_cod_data_source_file            b206559b.txt
_cod_data_source_block           jmd
_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 

2018-03-12
Z value and formula fixed to values more according to usual
chemical conventions.                 miguel
;
_cod_original_sg_symbol_H-M      C2/c
_cod_original_formula_sum        'C40 H12 B2 F30 S2'
_cod_original_formula_units_Z    4
_cod_original_formula_weight     1148.24
_cod_database_code               7113890