Alkali-metal mediated reactivity of a diaminobromoborane: mono- and bis-borylation of naphthalene versus boryl lithium or hydroborane formation
Sarah Robinson; Jonathan McMaster; William Lewis; Alexander J. Blake; Stephen T. Liddle; Chem.Commun. 48 (2012) 5769–; doi:10.1039/c2cc31758c

data_7107782
_publ_section_title
;
 Alkali-metal mediated reactivity of a diaminobromoborane: mono- and
 bis-borylation of naphthalene versus boryl lithium or hydroborane
 formation
;
_journal_name_full               Chem.Commun.
_journal_page_first              5769
_journal_paper_doi               10.1039/c2cc31758c
_journal_volume                  48
_journal_year                    2012
_chemical_formula_moiety         'C82 H106 B2 N4'
_chemical_formula_sum            'C82 H106 B2 N4'
_chemical_formula_weight         1169.33
_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, Me from difmap'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           'enCIFer editing of SHELXL97 CIF output'
_cell_angle_alpha                116.671(5)
_cell_angle_beta                 90.773(4)
_cell_angle_gamma                96.829(4)
_cell_formula_units_Z            1
_cell_length_a                   8.9943(4)
_cell_length_b                   15.0193(8)
_cell_length_c                   15.0285(7)
_cell_measurement_reflns_used    5714
_cell_measurement_temperature    90(2)
_cell_measurement_theta_max      74.29
_cell_measurement_theta_min      3.3
_cell_volume                     1796.17(17)
_computing_cell_refinement
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov 6 2009,16:24:50)
;
_computing_data_collection
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov 6 2009,16:24:50)
;
_computing_data_reduction
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov 6 2009,16:24:50)
;
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material
'enCIFer (Allen et al., 2004); PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      90(2)
_diffrn_detector_area_resol_mean 10.3613
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'SuperNova, Single source at offset), Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Cu) X-ray Source'
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.5418
_diffrn_reflns_av_R_equivalents  0.036
_diffrn_reflns_av_sigmaI/netI    0.052
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            12346
_diffrn_reflns_theta_full        67.49
_diffrn_reflns_theta_max         67.49
_diffrn_reflns_theta_min         3.30
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.457
_exptl_absorpt_correction_T_max  0.980
_exptl_absorpt_correction_T_min  0.935
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.55 (release 05-01-2010 CrysAlis171 .NET)
(compiled Jan 5 2010,16:28:46)
Analytical numeric absorption correction using a multifaceted crystal
model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.081
_exptl_crystal_description       rod
_exptl_crystal_F_000             636
_exptl_crystal_size_max          0.255
_exptl_crystal_size_mid          0.058
_exptl_crystal_size_min          0.045
_refine_diff_density_max         0.62
_refine_diff_density_min         -0.30
_refine_diff_density_rms         0.11
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.00
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     409
_refine_ls_number_reflns         6450
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.00
_refine_ls_R_factor_all          0.104
_refine_ls_R_factor_gt           0.0797
_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^)+(0.183P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.231
_refine_ls_wR_factor_ref         0.248
_reflns_number_gt                4448
_reflns_number_total             6450
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c2cc31758c.txt
_cod_data_source_block           LISRLB
_cod_original_cell_volume        1796.16(17)
_cod_database_code               7107782