Phosphines with N-heterocyclic boranyl substituents.
Kaaz, M.; Bender, J.; Förster, D; Frey, W.; Nieger, M.; Gudat, D.; Dalton transactions (Cambridge, England : 2003) 43 (2014) 680–689; doi:10.1039/c3dt52441h

data_7028252
_publ_section_title
;
 Phosphines with N-heterocyclic boranyl substituents.
;
_journal_issue                   2
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              680
_journal_page_last               689
_journal_paper_doi               10.1039/c3dt52441h
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         'C26 H38 B N2 P'
_chemical_formula_sum            'C26 H38 B N2 P'
_chemical_formula_weight         420.36
_chemical_name_systematic
; 
1,3-bis(2,6-diisopropylphenyl)-2-phosphanyl-1,3,2-diazaborolene 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                77.441(3)
_cell_angle_beta                 86.774(4)
_cell_angle_gamma                78.004(3)
_cell_formula_units_Z            2
_cell_length_a                   7.5063(5)
_cell_length_b                   9.4119(6)
_cell_length_c                   18.3880(14)
_cell_measurement_temperature    110(2)
_cell_volume                     1240.23(15)
_computing_cell_refinement       'Bruker ApexII Software-Suite, 2008'
_computing_data_collection       'Bruker ApexII Software-Suite, 2008'
_computing_data_reduction        'Bruker ApexII Software-Suite, 2008'
_computing_molecular_graphics    'SHELXS-plus, XP (Sheldrick, 1991)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      110(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker Kappa ApexII Duo'
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_monochromator  triumph
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0385
_diffrn_reflns_av_sigmaI/netI    0.0392
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            23221
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         2.26
_exptl_absorpt_coefficient_mu    0.126
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.7086
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Blessing, 1995'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.126
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular
_exptl_crystal_F_000             456
_exptl_crystal_size_max          0.47
_exptl_crystal_size_mid          0.27
_exptl_crystal_size_min          0.22
_refine_diff_density_max         1.025
_refine_diff_density_min         -0.901
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.036
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     277
_refine_ls_number_reflns         5671
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          0.0720
_refine_ls_R_factor_gt           0.0503
_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^)+(0.0399P)^2^+1.1460P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1127
_refine_ls_wR_factor_ref         0.1245
_reflns_number_gt                4365
_reflns_number_total             5671
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt52441h.txt
_cod_data_source_block           gud154
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_database_code               7028252