Two-Way Street Transformation of Boronium and Borane Complexes Facilitated by Amino-Linked N-Heterocyclic Carbene
Tsai, Jie-Hong; Lin, Shen-Ta; Yang, Richard Bing-Gong; Yap, Glenn P. A.; Ong, Tiow-Gan; Organometallics 29 (2010) 4004–; doi:10.1021/om100747j

data_4066983
_publ_section_title
;
 Two-Way Street Transformation of Boronium and Borane Complexes
 Facilitated by Amino-Linked N-Heterocyclic Carbene
;
_journal_issue                   18
_journal_name_full               Organometallics
_journal_page_first              4004
_journal_paper_doi               10.1021/om100747j
_journal_volume                  29
_journal_year                    2010
_chemical_formula_sum            'C18 H33 B2 N3'
_chemical_formula_weight         313.09
_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                 94.432(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.3822(2)
_cell_length_b                   11.1731(3)
_cell_length_c                   23.8716(7)
_cell_measurement_reflns_used    3318
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      26.06
_cell_measurement_theta_min      2.77
_cell_volume                     1963.09(9)
_computing_cell_refinement       'SHELXTL, Sheldrick (2001)'
_computing_data_collection       'SMART, Bruker (2002)'
_computing_data_reduction        'SHELXTL, Sheldrick (2001)'
_computing_molecular_graphics    'SHELXTL, Sheldrick (2001)'
_computing_publication_material  'SHELXTL, Sheldrick (2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_detector_area_resol_mean 836.6
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker AXS APEX diffractometer'
_diffrn_measurement_method       \w
_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  0.0363
_diffrn_reflns_av_sigmaI/netI    0.0455
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            15862
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.10
_diffrn_reflns_theta_min         1.71
_exptl_absorpt_coefficient_mu    0.061
_exptl_absorpt_correction_T_max  0.9939
_exptl_absorpt_correction_T_min  0.9903
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, Sheldrick (2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.059
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             688
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.213
_refine_diff_density_min         -0.213
_refine_diff_density_rms         0.040
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     235
_refine_ls_number_reflns         4319
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0814
_refine_ls_R_factor_gt           0.0507
_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^)+(0.0631P)^2^+0.3789P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1232
_refine_ls_wR_factor_ref         0.1409
_reflns_number_gt                2924
_reflns_number_total             4319
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om100747j_si_003.cif
_cod_data_source_block           i10496
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4066983