Reactivity of Boryl- and Silyl-Substituted Carbenoids toward Alkynes: Insertion and Cycloaddition Chemistry
Protchenko, Andrey V.; Blake, Matthew P.; Schwarz, Andrew D.; Jones, Cameron; Mountford, Philip; Aldridge, Simon; Organometallics 34 (2015) 2126–; doi:10.1021/om501252m

data_4085472
_publ_section_title
;
 Reactivity of Boryl- and Silyl-Substituted Carbenoids toward Alkynes:
 Insertion and Cycloaddition Chemistry
;
_journal_issue                   11
_journal_name_full               Organometallics
_journal_page_first              2126
_journal_paper_doi               10.1021/om501252m
_journal_volume                  34
_journal_year                    2015
_chemical_formula_moiety         'C46 H64 B1 Ge1 N3 Si2'
_chemical_formula_sum            'C46 H64 B Ge N3 Si2'
_chemical_formula_weight         798.61
_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   difmap
_atom_sites_solution_primary     direct
_cell_angle_alpha                89.963(2)
_cell_angle_beta                 78.387(2)
_cell_angle_gamma                72.571(2)
_cell_formula_units_Z            2
_cell_length_a                   9.7028(2)
_cell_length_b                   13.8881(3)
_cell_length_c                   18.1686(4)
_cell_measurement_reflns_used    12189
_cell_measurement_temperature    150
_cell_measurement_theta_max      76
_cell_measurement_theta_min      3
_cell_volume                     2283.40(9)
_computing_cell_refinement       'CrysAlis, (Oxford Diffraction, 2002)'
_computing_data_collection       'SuperNova, (Oxford Diffraction, 2010)'
_computing_data_reduction        'USER DEFINED DATA REDUCTION'
_computing_molecular_graphics    'CAMERON (Watkin et al., 1996)'
_computing_publication_material  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_refinement  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      150
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device       Area
_diffrn_measurement_device_type  'Oxford Diffraction SuperNova'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54180
_diffrn_reflns_av_R_equivalents  0.023
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            24035
_diffrn_reflns_theta_full        73.737
_diffrn_reflns_theta_max         76.017
_diffrn_reflns_theta_min         3.342
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.653
_exptl_absorpt_correction_T_max  0.85
_exptl_absorpt_correction_T_min  0.65
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrysAlis, (Oxford Diffraction, 2002)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.161
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             852
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.37
_refine_diff_density_min         -0.31
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   1.0730
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     478
_refine_ls_number_reflns         8214
_refine_ls_number_restraints     49
_refine_ls_R_factor_all          0.0352
_refine_ls_R_factor_gt           0.0312
_refine_ls_shift/su_max          0.0011350
_refine_ls_shift/su_mean         0.0000646
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details
;
 Method, part 1, Chebychev polynomial, (Watkin, 1994, Prince, 1982) 
 [weight] = 1.0/[A~0~*T~0~(x)+A~1~*T~1~(x) ... +A~n-1~]*T~n-1~(x)] 
 where A~i~ are the Chebychev coefficients listed below and x= Fcalc/Fmax 
 Method = Robust Weighting (Prince, 1982) 
 W = [weight] * [1-(deltaF/6*sigmaF)^2^]^2^ 
 A~i~ are: 
 -1.10 -23.1 -10.7 -7.35 -7.91 
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.0205
_refine_ls_wR_factor_gt          0.0193
_refine_ls_wR_factor_ref         0.0190
_reflns_limit_h_max              12
_reflns_limit_h_min              -11
_reflns_limit_k_max              17
_reflns_limit_k_min              -17
_reflns_limit_l_max              22
_reflns_limit_l_min              0
_reflns_number_gt                8485
_reflns_number_total             9405
_reflns_threshold_expression     I>2.0\s(I)
_oxford_diffrn_Wilson_B_factor   2.33
_oxford_diffrn_Wilson_scale      0.03
_oxford_refine_ls_r_factor_ref   0.0299
_oxford_refine_ls_scale          5.664(4)
_oxford_reflns_number_all        9371
_oxford_reflns_threshold_expression_ref I>3.0\s(I)
_iucr_refine_instructions_details_constraints
;
BLOCK SCALE X'S, U'S 
RIDE C   (   1,X'S) H   (  11,X'S) 
RIDE C   (   2,X'S) H   (  21,X'S) 
RIDE C   (   5,X'S) H   (  51,X'S) 
RIDE C   (   6,X'S) H   (  61,X'S) 
RIDE C   (   7,X'S) H   (  71,X'S) 
RIDE C   (   9,X'S) H   (  91,X'S) 
RIDE C   (  10,X'S) H   ( 102,X'S) H   ( 101,X'S) H   ( 103,X'S) 
RIDE C   (  11,X'S) H   ( 112,X'S) H   ( 113,X'S) H   ( 111,X'S) 
RIDE C   (  12,X'S) H   ( 121,X'S) 
RIDE C   (  13,X'S) H   ( 132,X'S) H   ( 133,X'S) H   ( 131,X'S) 
RIDE C   (  14,X'S) H   ( 143,X'S) H   ( 141,X'S) H   ( 142,X'S) 
RIDE C   (  17,X'S) H   ( 171,X'S) 
RIDE C   (  18,X'S) H   ( 181,X'S) 
RIDE C   (  19,X'S) H   ( 191,X'S) 
RIDE C   (  21,X'S) H   ( 211,X'S) 
RIDE C   (  22,X'S) H   ( 221,X'S) H   ( 223,X'S) H   ( 222,X'S) 
RIDE C   (  23,X'S) H   ( 232,X'S) H   ( 231,X'S) H   ( 233,X'S) 
RIDE C   (  24,X'S) H   ( 241,X'S) 
RIDE C   (  25,X'S) H   ( 252,X'S) H   ( 251,X'S) H   ( 253,X'S) 
RIDE C   (  26,X'S) H   ( 262,X'S) H   ( 263,X'S) H   ( 261,X'S) 
RIDE C   (  30,X'S) H   ( 301,X'S) 
RIDE C   (  31,X'S) H   ( 311,X'S) 
RIDE C   (  32,X'S) H   ( 321,X'S) 
RIDE C   (  33,X'S) H   ( 331,X'S) 
RIDE C   (  34,X'S) H   ( 341,X'S) 
RIDE C   (  36,X'S) H   ( 361,X'S) 
RIDE C   (  37,X'S) H   ( 371,X'S) 
RIDE C   (  38,X'S) H   ( 381,X'S) 
RIDE C   (  39,X'S) H   ( 391,X'S) 
RIDE C   (  40,X'S) H   ( 401,X'S) 
RIDE C   (  41,X'S) H   ( 412,X'S) H   ( 411,X'S) H   ( 413,X'S) 
RIDE C   (  42,X'S) H   ( 422,X'S) H   ( 423,X'S) H   ( 421,X'S) 
RIDE C   (  43,X'S) H   ( 433,X'S) H   ( 431,X'S) H   ( 432,X'S) 
RIDE C   (  44,X'S) H   ( 441,X'S) H   ( 443,X'S) H   ( 442,X'S) 
RIDE C   (  45,X'S) H   ( 452,X'S) H   ( 451,X'S) H   ( 453,X'S) 
RIDE C   (  46,X'S) H   ( 462,X'S) H   ( 463,X'S) H   ( 461,X'S) 
END                                                                             
;
_iucr_refine_instructions_details_restraints
;
U(IJ) 0, 0.005 = 
CONT SI(2) TO C(44) 
CONT SI(2) TO C(45) 
CONT SI(2) TO C(46) 
DIST 0, 0.01 = MEAN 
CONT SI(2) TO C(44) 
CONT SI(2) TO C(45) 
CONT SI(2) TO C(46) 
U(IJ) 0, 0.005 = 
CONT C(9) TO C(10) 
CONT C(9) TO C(11) 
DIST 0, 0.01 = MEAN 
CONT C(9) TO C(10) 
CONT C(9) TO C(11) 
U(IJ) 0, 0.005 = 
CONT C(12) TO C(13) 
CONT C(12) TO C(14) 
DIST 0, 0.01 = MEAN 
CONT C(12) TO C(13) 
CONT C(12) TO C(14) 
REM   HREST   START (DO NOT REMOVE THIS LINE) 
REM   HREST   END (DO NOT REMOVE THIS LINE) 
END                                                                             
;
_cod_data_source_file            om501252m_si_002.cif
_cod_data_source_block           9
_cod_depositor_comments
'Adding full bibliography for 4085469--4085474.cif.'
_cod_original_sg_symbol_H-M      'P -1 '
_cod_original_formula_sum        'C46 H64 B1 Ge1 N3 Si2'
_cod_database_code               4085472