Synthesis and Reactivity of o-Benzylphosphino- and o-α-Methylbenzyl(N,N-dimethyl)amine-Boranes
Zachariah M. Heiden; Michael Schedler; Douglas W. Stephan; Inorganic Chemistry 50 (2011) 1470–1479; doi:10.1021/ic102044z

data_4324454
_publ_contact_author
; 
Douglas W. Stephan 
University of Toronto 
Department of Chemistry 
80 St. George St. 
Toronto, Ontario M5S 3H6 
Canada
;
_publ_contact_author_email       dstephan@chem.utoronto.ca
_publ_contact_author_fax         '1  416 978 8940'
_publ_contact_author_phone       '1  416 946 3294'
_publ_section_title
;
 Synthesis and Reactivity of o-Benzylphosphino- and
 o-\a-Methylbenzyl(N,N-dimethyl)amine-Boranes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1470
_journal_page_last               1479
_journal_paper_doi               10.1021/ic102044z
_journal_volume                  50
_journal_year                    2011
_chemical_formula_moiety         'C23 H38 B P'
_chemical_formula_sum            'C23 H38 B P'
_chemical_formula_weight         356.31
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   10.0869(6)
_cell_length_b                   16.8594(10)
_cell_length_c                   24.3705(15)
_cell_measurement_reflns_used    5027
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.53
_cell_measurement_theta_min      2.89
_cell_volume                     4144.4(4)
_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      150(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0418
_diffrn_reflns_av_sigmaI/netI    0.0356
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            19711
_diffrn_reflns_theta_full        27.59
_diffrn_reflns_theta_max         27.59
_diffrn_reflns_theta_min         2.42
_exptl_absorpt_coefficient_mu    0.136
_exptl_absorpt_correction_T_max  0.9668
_exptl_absorpt_correction_T_min  0.9438
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.142
_exptl_crystal_description       block
_exptl_crystal_F_000             1568
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.38
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.681
_refine_diff_density_min         -0.552
_refine_diff_density_rms         0.072
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.290
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     232
_refine_ls_number_reflns         4785
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.290
_refine_ls_R_factor_all          0.0654
_refine_ls_R_factor_gt           0.0521
_refine_ls_shift/su_max          0.077
_refine_ls_shift/su_mean         0.009
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1615
_refine_ls_wR_factor_ref         0.1738
_reflns_number_gt                3861
_reflns_number_total             4785
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic102044z_si_003_03.cif
_cod_data_source_block           ms010_0m_complex5
_cod_original_sg_symbol_Hall     '-P 2ac 2ab '
_cod_database_code               4324454